Analysis
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max time kernel
108s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
15/05/2024, 11:00
Static task
static1
Behavioral task
behavioral1
Sample
FILE....bat.exe
Resource
win7-20240221-en
General
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Target
FILE....bat.exe
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Size
702KB
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MD5
d8255eb607db6d8f72c2d00f189fa91e
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SHA1
ac959d228d425713d614e09906c969464fc1ca79
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SHA256
176d7732afe006497070888796728dca5773c1798b4aa603676829b956dad57e
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SHA512
b9f58c0c4391954ba5c01d5b23c4effac9e9240b25ffa1b3f15de196f895c8a62c12385ded7b8838af6a9c45e7cae582e143f7a468e0daf4323513e20f2c28ac
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SSDEEP
12288:BxhbIc9r8+HfmI+aFNco0sTYUEB7JyhxkN+sfWPk4Qud/YMjhvPie/rByY77777k:BxhXrhfl+sOo0sMjB7JyhxO+Ds4QuRYB
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.greentechme.com - Port:
587 - Username:
[email protected] - Password:
Greentech@786 - 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 4660 powershell.exe 1452 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-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation FILE....bat.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 5048 set thread context of 2272 5048 FILE....bat.exe 94 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3236 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 15 IoCs
pid Process 5048 FILE....bat.exe 5048 FILE....bat.exe 5048 FILE....bat.exe 5048 FILE....bat.exe 5048 FILE....bat.exe 5048 FILE....bat.exe 1452 powershell.exe 4660 powershell.exe 5048 FILE....bat.exe 5048 FILE....bat.exe 5048 FILE....bat.exe 1452 powershell.exe 4660 powershell.exe 2272 RegSvcs.exe 2272 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5048 FILE....bat.exe Token: SeDebugPrivilege 1452 powershell.exe Token: SeDebugPrivilege 4660 powershell.exe Token: SeDebugPrivilege 2272 RegSvcs.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 5048 wrote to memory of 1452 5048 FILE....bat.exe 87 PID 5048 wrote to memory of 1452 5048 FILE....bat.exe 87 PID 5048 wrote to memory of 1452 5048 FILE....bat.exe 87 PID 5048 wrote to memory of 4660 5048 FILE....bat.exe 89 PID 5048 wrote to memory of 4660 5048 FILE....bat.exe 89 PID 5048 wrote to memory of 4660 5048 FILE....bat.exe 89 PID 5048 wrote to memory of 3236 5048 FILE....bat.exe 91 PID 5048 wrote to memory of 3236 5048 FILE....bat.exe 91 PID 5048 wrote to memory of 3236 5048 FILE....bat.exe 91 PID 5048 wrote to memory of 2288 5048 FILE....bat.exe 93 PID 5048 wrote to memory of 2288 5048 FILE....bat.exe 93 PID 5048 wrote to memory of 2288 5048 FILE....bat.exe 93 PID 5048 wrote to memory of 2272 5048 FILE....bat.exe 94 PID 5048 wrote to memory of 2272 5048 FILE....bat.exe 94 PID 5048 wrote to memory of 2272 5048 FILE....bat.exe 94 PID 5048 wrote to memory of 2272 5048 FILE....bat.exe 94 PID 5048 wrote to memory of 2272 5048 FILE....bat.exe 94 PID 5048 wrote to memory of 2272 5048 FILE....bat.exe 94 PID 5048 wrote to memory of 2272 5048 FILE....bat.exe 94 PID 5048 wrote to memory of 2272 5048 FILE....bat.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\FILE....bat.exe"C:\Users\Admin\AppData\Local\Temp\FILE....bat.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5048 -
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\FILE....bat.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1452
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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\UtuyXvTGwdN.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4660
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UtuyXvTGwdN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9357.tmp"2⤵
- Creates scheduled task(s)
PID:3236
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵PID:2288
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2272
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD57611be69fed64e1a73b2efc33d1f77c1
SHA1f636d2a020952be60728dc453d61a66ddee8c2a6
SHA2567a864787e067493a72183335eb33962e13d26229cab5ae9b853e06a991f8b0a0
SHA512d5171fc840b667bda13e017e81837d9a3670c5a848364b52072b96107119e186492c59a364fe79b9c8ff6e28f20d032464e9372b52cce7fc7a12c37e3161a183
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5823b3833fc299d430a25bf72274e56ff
SHA132a9eaab07af12445d7362704d0ff137765f4589
SHA256c53014361517a134dd3b860942e996d07316256dac6b6a28f65edbac9d845f02
SHA512ec02f7cdbadb39daa27fd08101a6eae355e81dfbdfe4eee81a94b2e23fc9546d9068c42c5f4ab4fc6d27b1abfb493fef61e06983f02275840040c019bb8d496c