MALICIOUS — c739915dc5b268190f6934ef6d220e2d29b1198ead0b4a53338318cd3f9b72de
MALICIOUS — c739915dc5b268190f6934ef6d220e2d29b1198ead0b4a53338318cd3f9b72de is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the Kolab family. 4 of 55 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
c739915dc5b268190f6934ef6d220e2d29b1198ead0b4a53338318cd3f9b72de - SHA-1:
39791861abace1bf3b3b687b3f0b7659dea139db - MD5:
af54f7c984beca3296269f5f0331a238 - imphash:
2a2f7bb015674ac1c89a14466bc0ce37 - ssdeep:
98304:5YOXwnS4rVydPOK5WZt0+Cga7+CgaMn5t:eIfPF0AjJjAP - TLSH:
T1AD624B8BF22E2331C5AD4F14A484F85CF15574A0C979E548B9C7F2B90CEAD6BEC2501A - Submitted as: c739915dc5b268190f6934ef6d220e2d29b1198ead0b4a53338318cd3f9b72de
- File type: pe · Size: 4447788 bytes
- Verdict: malicious (99/100) · Family: Kolab
Detections (4 of 55 engines)
- ClamAV (daily): Win.Malware.Kolab-6803326-0
- YARA: delivr.to detections: DLV_ISO_IMG_Container_Lure
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- YARA: Yara-Rules community: YR_AntiDebug_Checks
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 9 weighted signals:
- ClamAV (daily) flagged Win.Malware.Kolab-6803326-0 (rule
Win.Malware.Kolab-6803326-0) - engine signal, weight 0.90, confidence 0.95 - Memory forensics: 3 finding(s), e.g. process hidden from a listing (rule
windows.psxview.PsXView) - memory signal, weight 0.55, confidence 0.85 - Contacted 20 external host(s) at runtime (15 HTTP) - network signal, weight 0.40, confidence 0.80
- YARA: delivr.to detections flagged DLV_ISO_IMG_Container_Lure (rule
DLV_ISO_IMG_Container_Lure) - engine signal, weight 0.35, confidence 0.70 - YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule
JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70 - YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule
YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70 - persist via registry run key (rule
persist via registry run key) - capa signal, weight 0.35, confidence 0.60 - Embedded network infrastructure: http://purl.org/atom/ns#, http://purl.org/atom/ns#modified, http://purl.org/atom/ns#id - static signal, weight 0.35, confidence 0.60
- communicate over HTTP (rule
communicate over HTTP) - capa signal, weight 0.30, confidence 0.60
Dynamic analysis (windows)
105 behavior events · 0 ATT&CK techniques · 0 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- officeclient.microsoft.com
- oneocsp.microsoft.com
- www.msn.com
Embedded URLs
- http://ns.adobe.com/Acrobat/RSS/Inbox/feedUI
- http://ns.adobe.com/Acrobat/RSS/Inbox/icon
- http://ns.adobe.com/synchronizer/ttl
- http://ns.adobe.com/synchronizer/dependency
- http://www.w3.org/2005/Atom
- http://purl.org/atom/ns#
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://www.w3.org/2005/Atommodifled
- http://www.w3.org/2005/Atomid
- http://www.w3.org/2005/Atomsummary
- http://www.w3.org/2005/Atomcontent
- http://www.w3.org/2005/Atomentry
- http://purl.org/atom/ns#modified
- http://purl.org/atom/ns#id
- http://purl.org/atom/ns#summary
- http://purl.org/atom/ns#content
- http://purl.org/atom/ns#entry
- http://www.w3.org/1999/xhtmlbody
- http://purl.org/rss/1.0/modules/content/encoded
- http://purl.org/rss/1.0/description
- http://purl.org/rss/1.0/title
- http://purl.org/rss/1.0/item
- http://www.w3.org/XML/1998/namespace
- http://crl.verisign.com/tss-ca.crl0
- https://www.verisign.com/rpa
Embedded domains
- ns.adobe.com
- www.w3.org
- purl.org
- crl.verisign.com
- www.verisign.com
- crl.microsoft.com
- www.microsoft.com
- office.microsoft.com
- crl.thawte.com
- sqm.msn.com
- go.microsoft.com
- csc3-2004-crl.verisign.com
Embedded IP addresses
- 207.46.176.247
- 1.9.0.1
- 4.150.223.103
- 52.123.252.232
- 48.211.4.16
- 4.230.171.124
- 52.253.84.76
- 135.232.92.137
- 135.233.95.135
- 20.184.175.15
- 20.112.250.133
- 52.123.128.14
- 20.42.73.27
- 172.178.240.163
- 203.26.79.13
- 52.110.12.32
- 72.153.5.136
- 135.232.92.34
- 52.123.252.246
- 52.148.114.188
- 52.110.12.47
- 52.110.12.42
Registry keys
- HKCU\Software
- HKCU\Software\Policies
- HKLM\Software
- HKLM\Software\Policies
- HKEY_LOCAL_MACHINE\Software\Classes\{0}.
File paths
- g:\acro_root_at\acrobat\systemsynchronizer\synchronizerapp\build\win\release\AdobeCollabSync.pdb
- g:\Acro_root_at\Acrobat\Viewer\Win\output\acrobat\AcroRd32Exe.pdb
- F:\dd\Tools\devdiv\FinalPublicKey.snk
- g:\acro_root_at\acrobat\viewer\win\output\acrobat\AcroRd32Info.pdb
- e:\fx19rel\WINNT_5.2_Depend\mozilla\obj-fx-trunk\browser\app\firefox.pdb
- d:\sp1.public.x86fre\internal\strongnamekeys\fake\windows.snk
- f:\RedBits\Tools\devdiv\FinalPublicKey.snk
- c:\video_ts\video_ts.ifo
More Kolab samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report