Analysis
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max time kernel
131s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-01-2025 01:19
Static task
static1
Behavioral task
behavioral1
Sample
IMG_1050327.exe
Resource
win7-20241023-en
General
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Target
IMG_1050327.exe
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Size
67KB
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MD5
e45056752a5f559a66abc1f765090c9e
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SHA1
74274710275f8b155e9d5c2e8b4ba501103f12da
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SHA256
ee706a6a19c17a2ac333e1234dc449e850eaf2b6180489060e45527ed6d43bd1
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SHA512
63c1ddcfbb1b2a80f0b66df4d9d35e91381010e3d50816e64c1e45fd3ede65efa1d8231a6ae757ab025123eb5db2514de5afff73ba871a11674625d96067be77
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SSDEEP
1536:BxZEDve8odoLHsUAGwVJFrsGd5ZhkoDcP03iInv/mq:B4DtodoLMUAGYJFrsAHcc3rnv/1
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
162.254.34.31 - Port:
587 - Username:
[email protected] - Password:
ABwuRZS5Mjh5 - 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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Agenttesla family
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Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 676 created 3520 676 IMG_1050327.exe 56 -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Current.vbs IMG_1050327.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 30 api.ipify.org 31 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 676 set thread context of 1360 676 IMG_1050327.exe 91 -
System Location Discovery: System Language Discovery 1 TTPs 2 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 IMG_1050327.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 676 IMG_1050327.exe 676 IMG_1050327.exe 676 IMG_1050327.exe 1360 InstallUtil.exe 1360 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 676 IMG_1050327.exe Token: SeDebugPrivilege 676 IMG_1050327.exe Token: SeDebugPrivilege 1360 InstallUtil.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 676 wrote to memory of 1360 676 IMG_1050327.exe 91 PID 676 wrote to memory of 1360 676 IMG_1050327.exe 91 PID 676 wrote to memory of 1360 676 IMG_1050327.exe 91 PID 676 wrote to memory of 1360 676 IMG_1050327.exe 91 PID 676 wrote to memory of 1360 676 IMG_1050327.exe 91 PID 676 wrote to memory of 1360 676 IMG_1050327.exe 91 PID 676 wrote to memory of 1360 676 IMG_1050327.exe 91 PID 676 wrote to memory of 1360 676 IMG_1050327.exe 91
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3520
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C:\Users\Admin\AppData\Local\Temp\IMG_1050327.exe"C:\Users\Admin\AppData\Local\Temp\IMG_1050327.exe"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:676
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1360
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