Analysis
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max time kernel
144s -
max time network
113s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
07-05-2024 17:42
Behavioral task
behavioral1
Sample
b402bc88622f32efecb63d8ff1676cd4621d0d4752b3749a37d0e855480ef4d1.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
b402bc88622f32efecb63d8ff1676cd4621d0d4752b3749a37d0e855480ef4d1.exe
Resource
win10v2004-20240419-en
General
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Target
b402bc88622f32efecb63d8ff1676cd4621d0d4752b3749a37d0e855480ef4d1.exe
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Size
260KB
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MD5
897fd3f2dcaa979302a91993d49b946b
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SHA1
64c64ce4139a0579a24a53712b8bc92d44d50038
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SHA256
b402bc88622f32efecb63d8ff1676cd4621d0d4752b3749a37d0e855480ef4d1
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SHA512
1ac5ff59c0233e1f5fde41d12719f2763f7d10ed2da66e2180e021f6963ad2640c2a9d33294769b03fa9094aab4591bf89728250e969e793a73aec75505718cd
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SSDEEP
6144:rqv0lBhwYNI2gb37JzcV1xZZnjdKrHrczHlw6YB43+v:mb3hcV1xjJSHQzHlPS43+
Malware Config
Extracted
redline
5637482599
https://pastebin.com/raw/NgsUAPya
Signatures
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Detect ZGRat V1 1 IoCs
resource yara_rule behavioral2/memory/4548-1-0x00000000009E0000-0x0000000000A24000-memory.dmp family_zgrat_v1 -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 1 IoCs
resource yara_rule behavioral2/memory/2104-4-0x0000000000400000-0x0000000000422000-memory.dmp family_redline -
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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 12 pastebin.com 4 pastebin.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4548 set thread context of 2104 4548 b402bc88622f32efecb63d8ff1676cd4621d0d4752b3749a37d0e855480ef4d1.exe 83 -
Suspicious behavior: EnumeratesProcesses 13 IoCs
pid Process 2104 RegAsm.exe 2104 RegAsm.exe 2104 RegAsm.exe 2104 RegAsm.exe 2104 RegAsm.exe 2104 RegAsm.exe 2104 RegAsm.exe 2104 RegAsm.exe 2104 RegAsm.exe 2104 RegAsm.exe 2104 RegAsm.exe 2104 RegAsm.exe 2104 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2104 RegAsm.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4548 wrote to memory of 2104 4548 b402bc88622f32efecb63d8ff1676cd4621d0d4752b3749a37d0e855480ef4d1.exe 83 PID 4548 wrote to memory of 2104 4548 b402bc88622f32efecb63d8ff1676cd4621d0d4752b3749a37d0e855480ef4d1.exe 83 PID 4548 wrote to memory of 2104 4548 b402bc88622f32efecb63d8ff1676cd4621d0d4752b3749a37d0e855480ef4d1.exe 83 PID 4548 wrote to memory of 2104 4548 b402bc88622f32efecb63d8ff1676cd4621d0d4752b3749a37d0e855480ef4d1.exe 83 PID 4548 wrote to memory of 2104 4548 b402bc88622f32efecb63d8ff1676cd4621d0d4752b3749a37d0e855480ef4d1.exe 83 PID 4548 wrote to memory of 2104 4548 b402bc88622f32efecb63d8ff1676cd4621d0d4752b3749a37d0e855480ef4d1.exe 83 PID 4548 wrote to memory of 2104 4548 b402bc88622f32efecb63d8ff1676cd4621d0d4752b3749a37d0e855480ef4d1.exe 83 PID 4548 wrote to memory of 2104 4548 b402bc88622f32efecb63d8ff1676cd4621d0d4752b3749a37d0e855480ef4d1.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\b402bc88622f32efecb63d8ff1676cd4621d0d4752b3749a37d0e855480ef4d1.exe"C:\Users\Admin\AppData\Local\Temp\b402bc88622f32efecb63d8ff1676cd4621d0d4752b3749a37d0e855480ef4d1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4548 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2104
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