Analysis
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max time kernel
119s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
31-01-2024 13:10
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20231215-en
General
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Target
file.exe
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Size
399KB
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MD5
a647afc0219638fb62a777cd2f32a4bd
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SHA1
ef5ad8aaac4adcf8856a939e8d17259cccb22035
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SHA256
b5e5a6adbbb37ddc7b3aa54df9bfb61c2038d887db8f44d1deb63e64fddf4436
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SHA512
411a4a24aa37242276798cda5cce488165b828d9929c71891d5af926229068161796684e9f6476f8ca460d79facbc45fa8125c030c3645a3dcab7dca2ebfa044
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SSDEEP
12288:+m4gCX6Ov/dGPvf4KQyxMDZU1mW15BcnGFAO:+mkv/d+vgK3IeEqLcGD
Malware Config
Extracted
redline
LiveTrafic
20.79.30.95:33223
Signatures
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2712-7-0x0000000000400000-0x0000000000454000-memory.dmp family_redline behavioral1/memory/2712-8-0x0000000000400000-0x0000000000454000-memory.dmp family_redline behavioral1/memory/2712-12-0x0000000000400000-0x0000000000454000-memory.dmp family_redline behavioral1/memory/2712-15-0x0000000000400000-0x0000000000454000-memory.dmp family_redline behavioral1/memory/2712-18-0x0000000000400000-0x0000000000454000-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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Suspicious use of SetThreadContext 1 IoCs
Processes:
file.exedescription pid process target process PID 1312 set thread context of 2712 1312 file.exe RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
RegAsm.exepid process 2712 RegAsm.exe 2712 RegAsm.exe 2712 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegAsm.exedescription pid process Token: SeDebugPrivilege 2712 RegAsm.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
file.exedescription pid process target process PID 1312 wrote to memory of 2712 1312 file.exe RegAsm.exe PID 1312 wrote to memory of 2712 1312 file.exe RegAsm.exe PID 1312 wrote to memory of 2712 1312 file.exe RegAsm.exe PID 1312 wrote to memory of 2712 1312 file.exe RegAsm.exe PID 1312 wrote to memory of 2712 1312 file.exe RegAsm.exe PID 1312 wrote to memory of 2712 1312 file.exe RegAsm.exe PID 1312 wrote to memory of 2712 1312 file.exe RegAsm.exe PID 1312 wrote to memory of 2712 1312 file.exe RegAsm.exe PID 1312 wrote to memory of 2712 1312 file.exe RegAsm.exe PID 1312 wrote to memory of 2712 1312 file.exe RegAsm.exe PID 1312 wrote to memory of 2712 1312 file.exe RegAsm.exe PID 1312 wrote to memory of 2712 1312 file.exe RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1312 -
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:2712
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