General
- Target img.zip
- Size 314KB
- Sample261023-pbx53axybv
- SHA256 058ef7f4269759fe3a372b3cc029988bef8a24e9a9c88fbb29328c4e9e6ad028
- MD5 c880597462cd1682324b6123f846b62a
- SHA1 520204966705be57020ef95a6bda90f7fe9fc1d2
- SHA512 99c6bebc709af837e49880221496fadf9d266b70c8a933d6fbdda2c304fc10a6570377958a2ceb54826ce61b61d0c45d714bc50944f4614cf651bd9cbae10d50
- SSDEEP 6144:Wn108Y0UAESgi6r1AkblkEhVGKpA1k14inU+HbT2F/XletvNG1PdcW:kC8IAESj6hAkpkEVGKpA1divHcXk81H
- TLSH T176642365E346667B5EE613A2EDD7C1EB708257CDDFC734636281B2BA320FC00E254662
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
startofflinejs.js
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
startofflinejs.js
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral3
Sample
startonlinejs.js
Resource
win10v2004-20260911-en
Behavioral task
behavioral4
Sample
startonlinejs.js
Resource
win11ltsc2024-20260911-en
Malware Config
Extracted
-
agenttesla
-
Protocol
ftp
-
Host
ftp://ftp.darlenemarino.cyou
-
Port
21
-
Username
-
Password
AA22551100bb@@##
Targets
-
- Target startofflinejs.js
- Size 407KB
- SHA256 b23121b5f4f6b9e3ddefe7c9b991eb6351e7d048bbc8eebd7b215d8c08792952
- MD5 cedc426b87ebb42f360ad92da5123b48
- SHA1 02e46a48b71125d85fb1ae78202c9a8724f76d6e
- SHA512 38ae6e43c1b96ea2fe77d3e621a2b9e6ef5b93531a2ebb98974eb1ad22805d51628471e4f099a940798119358f67eb123933818c7e26af2d15e6f81efd3a7a94
- SSDEEP 12288:5pIXc4vq7ofmnCjY8pYQR52Ed7/OMQdL/fS:50cdEfmwYTQO/6
- TLSH T16994011FDA06EE0B0960281B5F450D56762BA40793DDFA8235DC892CF7BDF6C913C26A
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Family: AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Creates a file in the Startup directory
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
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Accesses Microsoft Outlook profiles
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Adds Run key to start application
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Suspicious use of SetThreadContext
-
- Target startonlinejs.js
- Size 84KB
- SHA256 b48b2ea769e8c20756804cb3ddff8db12e232c1cda07356b2af27b9d3bfc7dc0
- MD5 a60f36ce885436d478d1d71963991686
- SHA1 fe129816cfd6f501e7a43a5e6b66a52a360fbf34
- SHA512 2db371a960b5e3874c719ba19c359ca7e60b71bf65e83d71d24fb6a0e29d16a466d042d0e561d69f079403752a7fa419212bf762da9eaf9bffb1825baadb4855
- SSDEEP 768:l6ul+k4HH2Hsg2L9A/c4THC8F9nSavDgKmjzbUG6WXWprJa1AEfVo7LcIzukbKp2:l6vn2MkfD8b2EKvhb3Zz/
- TLSH T1B28362420A8679849337577B7B1A68E1FB770B6700850507B87C7454AFF2E1AEEE4CB1
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Family: AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Badlisted process makes network request
Network request originating from process or tool commonly abused by malware.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Accesses Microsoft Outlook profiles
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2