Analysis
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max time kernel
122s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
15/01/2024, 01:09
Static task
static1
Behavioral task
behavioral1
Sample
a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe
Resource
win10v2004-20231215-en
General
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Target
a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe
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Size
835KB
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MD5
903bd31c1b36ff31fe79e084c55180cf
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SHA1
dc6915232c252618e720d124468924acd32601c2
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SHA256
a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6
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SHA512
bbc0650764fbd9e0e46cfcc67555dbfb3989d78c0152f511969bae028a194fb3aa161ebf94385604d5369535869ac3aedbfd343f99cc91c2fe6b46df03e0287b
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SSDEEP
12288:7dSETzZH2SYBjmvLghk4AEqgaJr5/Ca1bW91aETOF4yimUD/:5SSY8LzdJYag9coOp
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.wrklearning.com - Port:
587 - Username:
[email protected] - Password:
worke2300 - 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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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 2860 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2812 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2812 powershell.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 2964 wrote to memory of 2812 2964 a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe 28 PID 2964 wrote to memory of 2812 2964 a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe 28 PID 2964 wrote to memory of 2812 2964 a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe 28 PID 2964 wrote to memory of 2812 2964 a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe 28 PID 2964 wrote to memory of 2860 2964 a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe 30 PID 2964 wrote to memory of 2860 2964 a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe 30 PID 2964 wrote to memory of 2860 2964 a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe 30 PID 2964 wrote to memory of 2860 2964 a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe 30 PID 2964 wrote to memory of 2756 2964 a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe 32 PID 2964 wrote to memory of 2756 2964 a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe 32 PID 2964 wrote to memory of 2756 2964 a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe 32 PID 2964 wrote to memory of 2756 2964 a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe 32 PID 2964 wrote to memory of 2756 2964 a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe 32 PID 2964 wrote to memory of 2756 2964 a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe 32 PID 2964 wrote to memory of 2756 2964 a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe 32 PID 2964 wrote to memory of 2756 2964 a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe"C:\Users\Admin\AppData\Local\Temp\a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2964 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\cvEvhohVB.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2812
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cvEvhohVB" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD94F.tmp"2⤵
- Creates scheduled task(s)
PID:2860
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C:\Users\Admin\AppData\Local\Temp\a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe"C:\Users\Admin\AppData\Local\Temp\a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe"2⤵PID:2756
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5ae23ac60388f733e05c552f630d649f4
SHA1a2aacb6d844e0ee60fc822a514775438a6381838
SHA2562bd8aa51994a02de096821bee324c9d1ac36a795fbe780023bc799cd14999443
SHA5124cd2ac13d9ea10777312a0de9ecc41e7f2a9ee25c150ae9905f0c0594c7e06a3133c21d9de9816f1df24f63caa691c14a453bd6ef9e69fc6ee5b3c1c995dddfb