Analysis
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max time kernel
122s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system -
submitted
15/11/2023, 19:49
Static task
static1
Behavioral task
behavioral1
Sample
LITIGALCAL20231108.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
LITIGALCAL20231108.exe
Resource
win10v2004-20231023-en
General
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Target
LITIGALCAL20231108.exe
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Size
494KB
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MD5
05a7b9be87ca76ee20fa34231f9b4828
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SHA1
873ada526feb53b73aad3a4ec38f08c3c9dc1e67
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SHA256
318799146f72f9938bf3873f06072fd923f980e05e12264d3392719ad9c37ae2
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SHA512
fab95e430236335b0951f923ca3955d8b0ed1110c33de46a51d5e24c1902e93f5674b4cb4df0fbc6936794e6d780c66084d5d1057c05e0dd3b45a1eaabf66eca
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SSDEEP
6144:L/4IWmME4Aqv+5XFjL5X647jhnJirP7jwThzbRso3U:L/4XmME4AY8XhN/FkrDjwlzCok
Malware Config
Signatures
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Async RAT payload 7 IoCs
resource yara_rule behavioral1/memory/3068-12-0x0000000000400000-0x0000000000412000-memory.dmp asyncrat behavioral1/memory/3068-13-0x0000000000400000-0x0000000000412000-memory.dmp asyncrat behavioral1/memory/3068-16-0x0000000000400000-0x0000000000412000-memory.dmp asyncrat behavioral1/memory/3068-19-0x0000000000400000-0x0000000000412000-memory.dmp asyncrat behavioral1/memory/3068-21-0x0000000000400000-0x0000000000412000-memory.dmp asyncrat behavioral1/memory/3068-23-0x00000000006B0000-0x00000000006F0000-memory.dmp asyncrat behavioral1/memory/3068-41-0x00000000006B0000-0x00000000006F0000-memory.dmp asyncrat -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Windows\CurrentVersion\Run\Zjpelav = "C:\\Users\\Admin\\AppData\\Roaming\\Zjpelav.exe" LITIGALCAL20231108.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2136 set thread context of 3068 2136 LITIGALCAL20231108.exe 28 -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2136 LITIGALCAL20231108.exe Token: SeDebugPrivilege 3068 aspnet_compiler.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2136 wrote to memory of 3068 2136 LITIGALCAL20231108.exe 28 PID 2136 wrote to memory of 3068 2136 LITIGALCAL20231108.exe 28 PID 2136 wrote to memory of 3068 2136 LITIGALCAL20231108.exe 28 PID 2136 wrote to memory of 3068 2136 LITIGALCAL20231108.exe 28 PID 2136 wrote to memory of 3068 2136 LITIGALCAL20231108.exe 28 PID 2136 wrote to memory of 3068 2136 LITIGALCAL20231108.exe 28 PID 2136 wrote to memory of 3068 2136 LITIGALCAL20231108.exe 28 PID 2136 wrote to memory of 3068 2136 LITIGALCAL20231108.exe 28 PID 2136 wrote to memory of 3068 2136 LITIGALCAL20231108.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\LITIGALCAL20231108.exe"C:\Users\Admin\AppData\Local\Temp\LITIGALCAL20231108.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2136 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe2⤵
- Suspicious use of AdjustPrivilegeToken
PID:3068
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
61KB
MD5f3441b8572aae8801c04f3060b550443
SHA14ef0a35436125d6821831ef36c28ffaf196cda15
SHA2566720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf
SHA5125ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9