Analysis
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max time kernel
93s -
max time network
100s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
26-09-2024 10:31
Static task
static1
Behavioral task
behavioral1
Sample
e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe
Resource
win7-20240903-en
General
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Target
e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe
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Size
853KB
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MD5
a9ea323ea2de4868acfb99b7959b54b6
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SHA1
b66217db6ffda157a9252611f6b1d528f76f0420
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SHA256
e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167
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SHA512
eff66d932ba7d246b20fe71da264ecbabb430d27bec97bbe258f0b4ca6a43843426f5251579b444ae5fd02fbcf8d9ee8cb9030c7e7c20727bb36e813e1b3117f
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SSDEEP
12288:27auaN1gTyQcG+yDXEdKemm6EIJtZcIuE4VGnYZzHmPKuDVFSrdtTJHlgrdm4Vzu:27sQclMXk6OVGn2zGS6VAd
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.iaa-airferight.com - Port:
587 - Username:
[email protected] - Password:
manlikeyou88 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 3744 powershell.exe 4972 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3972 set thread context of 2536 3972 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 94 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2612 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3744 powershell.exe 4972 powershell.exe 2536 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 2536 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 4972 powershell.exe 3744 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3744 powershell.exe Token: SeDebugPrivilege 4972 powershell.exe Token: SeDebugPrivilege 2536 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 3972 wrote to memory of 3744 3972 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 87 PID 3972 wrote to memory of 3744 3972 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 87 PID 3972 wrote to memory of 3744 3972 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 87 PID 3972 wrote to memory of 4972 3972 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 89 PID 3972 wrote to memory of 4972 3972 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 89 PID 3972 wrote to memory of 4972 3972 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 89 PID 3972 wrote to memory of 2612 3972 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 91 PID 3972 wrote to memory of 2612 3972 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 91 PID 3972 wrote to memory of 2612 3972 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 91 PID 3972 wrote to memory of 2536 3972 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 94 PID 3972 wrote to memory of 2536 3972 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 94 PID 3972 wrote to memory of 2536 3972 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 94 PID 3972 wrote to memory of 2536 3972 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 94 PID 3972 wrote to memory of 2536 3972 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 94 PID 3972 wrote to memory of 2536 3972 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 94 PID 3972 wrote to memory of 2536 3972 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 94 PID 3972 wrote to memory of 2536 3972 e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe"C:\Users\Admin\AppData\Local\Temp\e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3972 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3744
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\CkVzvA.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4972
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CkVzvA" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9DD6.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2612
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C:\Users\Admin\AppData\Local\Temp\e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe"C:\Users\Admin\AppData\Local\Temp\e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2536
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
3Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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Filesize
18KB
MD57f5be82468c6f9699ab1e57dbd23b461
SHA1d44d0c0908a7666731c93d7bc877f13490ac40b9
SHA256887f835ca8539500c0d6f4b24f295b195ca8c58b413a390f09e294b8ec8bc4a8
SHA512bdb4d19784164cce3e9e3ef979d0e6b56c26627c57fbfb9abb309dccb64f4d807f1fdd0504432f028655ffa07e246c98a7d8560fb871775aa1ff25625556f6d9
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5f643995d5fe4c49269f9d39d06249c47
SHA1849f7a805b7b4be38e419975b3d1924b83738337
SHA25668cec0d555d5966268975c7690724d58812902969dfdb1a9807520d16adee8f1
SHA5129474b383f206c0f10d1f4bf84cc48bc405c343f339b2a776911f94fb6ec3d50ad89f85665fcd14e7acc7427ece55700d5cdb7a1e533b54f19fd0d47169dd7e64