Analysis
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max time kernel
117s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
29-03-2024 01:18
Static task
static1
Behavioral task
behavioral1
Sample
c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe
Resource
win10v2004-20240226-en
General
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Target
c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe
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Size
694KB
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MD5
93e133deca5851daeb805df4179f3f7d
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SHA1
db3af172e21f93dde8cd1041ac4db458e79120b2
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SHA256
c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb
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SHA512
6c7c5c90e8add004f1f7971992707027954ca2ba14970c3fcc24b35130782b2303d18d98b1bcea988935d53a877963a636c4d241d6c63c670b4f19ea871bb49b
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SSDEEP
12288:l/oc0YOwqOpJkxR17TCR+RVDueQr9w3rFV2fC/S253Kkk5nq7Sdt/A0gvhrdkbza:ygO7SeP7A+vPa63rFVUCT25nq2dgvhZu
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
@qk%xm*3 - 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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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 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\ZUHFqcY = "C:\\Users\\Admin\\AppData\\Roaming\\ZUHFqcY\\ZUHFqcY.exe" c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exedescription pid process target process PID 2692 set thread context of 2256 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe -
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.
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Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exec6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exepowershell.exepid process 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe 2256 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe 2256 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe 2684 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exec6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exepowershell.exedescription pid process Token: SeDebugPrivilege 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe Token: SeDebugPrivilege 2256 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe Token: SeDebugPrivilege 2684 powershell.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exedescription pid process target process PID 2692 wrote to memory of 2684 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe powershell.exe PID 2692 wrote to memory of 2684 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe powershell.exe PID 2692 wrote to memory of 2684 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe powershell.exe PID 2692 wrote to memory of 2684 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe powershell.exe PID 2692 wrote to memory of 2756 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe schtasks.exe PID 2692 wrote to memory of 2756 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe schtasks.exe PID 2692 wrote to memory of 2756 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe schtasks.exe PID 2692 wrote to memory of 2756 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe schtasks.exe PID 2692 wrote to memory of 2256 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe PID 2692 wrote to memory of 2256 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe PID 2692 wrote to memory of 2256 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe PID 2692 wrote to memory of 2256 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe PID 2692 wrote to memory of 2256 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe PID 2692 wrote to memory of 2256 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe PID 2692 wrote to memory of 2256 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe PID 2692 wrote to memory of 2256 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe PID 2692 wrote to memory of 2256 2692 c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe"C:\Users\Admin\AppData\Local\Temp\c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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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\htptCRQZ.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\htptCRQZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9B07.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe"C:\Users\Admin\AppData\Local\Temp\c6ca71a6099738f784dd5d98284f0cbaabfd9c869edcd40f5a307ab937f2a7bb.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp9B07.tmpFilesize
1KB
MD5575e8ced20a800c51f06d6959b32db9d
SHA1badf8649c47d370b41a0be6ded3b34fc2402e782
SHA256c0be624193a06f30647a6cdec0205415b9b78f6640cd10fa53198e5ca2e6afab
SHA512a94bd6543be7f0dd6d114846a8b418d41fcaca9bc0fccc82b5d94e39efdff389358b2e80095bee270e30224dc47c4381dd5978a1281456ba07e9644c08a8833f
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memory/2256-18-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2256-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2256-27-0x0000000004780000-0x00000000047C0000-memory.dmpFilesize
256KB
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memory/2256-22-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2256-20-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2256-33-0x0000000074C00000-0x00000000752EE000-memory.dmpFilesize
6.9MB
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memory/2256-24-0x0000000074C00000-0x00000000752EE000-memory.dmpFilesize
6.9MB
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memory/2256-13-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2256-11-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2256-14-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2256-12-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2684-31-0x000000006FC50000-0x00000000701FB000-memory.dmpFilesize
5.7MB
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memory/2684-28-0x000000006FC50000-0x00000000701FB000-memory.dmpFilesize
5.7MB
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memory/2684-30-0x0000000002490000-0x00000000024D0000-memory.dmpFilesize
256KB
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memory/2684-29-0x000000006FC50000-0x00000000701FB000-memory.dmpFilesize
5.7MB
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memory/2692-5-0x0000000004A30000-0x0000000004AB4000-memory.dmpFilesize
528KB
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memory/2692-23-0x0000000074C00000-0x00000000752EE000-memory.dmpFilesize
6.9MB
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memory/2692-0-0x0000000000B90000-0x0000000000C44000-memory.dmpFilesize
720KB
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memory/2692-4-0x0000000000440000-0x000000000044C000-memory.dmpFilesize
48KB
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memory/2692-3-0x0000000000490000-0x00000000004AA000-memory.dmpFilesize
104KB
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memory/2692-2-0x0000000004F70000-0x0000000004FB0000-memory.dmpFilesize
256KB
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memory/2692-1-0x0000000074C00000-0x00000000752EE000-memory.dmpFilesize
6.9MB