Analysis
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max time kernel
122s -
max time network
123s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
28-05-2021 19:46
Static task
static1
Behavioral task
behavioral1
Sample
a3111c47c0b8cc5405b80e0fee672213.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
a3111c47c0b8cc5405b80e0fee672213.exe
Resource
win10v20210410
General
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Target
a3111c47c0b8cc5405b80e0fee672213.exe
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Size
815KB
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MD5
a3111c47c0b8cc5405b80e0fee672213
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SHA1
919e1912ade8b9891f6482fd1c2ded0b85361d0d
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SHA256
1d857a8ee0c9851c6ddcd0dcc0ac0057e772f152883762ffbf50457b6c463fd5
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SHA512
b3976e6e08602ae921c086a1246c46f5fc8a3fc93fefc72d01c75f50d13ec9d7b07f87981af504c9acef52f7b9cff6dbb33ef130398099a755adfddd5639e849
Malware Config
Extracted
redline
AdsCouponGeneratorV1.0.1
194.233.74.11:35496
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 2 IoCs
Processes:
resource yara_rule behavioral2/memory/4192-125-0x0000000000400000-0x000000000041C000-memory.dmp family_redline behavioral2/memory/4192-126-0x00000000004169EA-mapping.dmp family_redline -
CustAttr .NET packer 1 IoCs
Detects CustAttr .NET packer in memory.
Processes:
resource yara_rule behavioral2/memory/4436-120-0x00000000053F0000-0x00000000053F5000-memory.dmp CustAttr -
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:
a3111c47c0b8cc5405b80e0fee672213.exedescription pid process target process PID 4436 set thread context of 4192 4436 a3111c47c0b8cc5405b80e0fee672213.exe a3111c47c0b8cc5405b80e0fee672213.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
powershell.exea3111c47c0b8cc5405b80e0fee672213.exepid process 1800 powershell.exe 1800 powershell.exe 1800 powershell.exe 4192 a3111c47c0b8cc5405b80e0fee672213.exe 4192 a3111c47c0b8cc5405b80e0fee672213.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
powershell.exea3111c47c0b8cc5405b80e0fee672213.exedescription pid process Token: SeDebugPrivilege 1800 powershell.exe Token: SeDebugPrivilege 4192 a3111c47c0b8cc5405b80e0fee672213.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
a3111c47c0b8cc5405b80e0fee672213.exedescription pid process target process PID 4436 wrote to memory of 1800 4436 a3111c47c0b8cc5405b80e0fee672213.exe powershell.exe PID 4436 wrote to memory of 1800 4436 a3111c47c0b8cc5405b80e0fee672213.exe powershell.exe PID 4436 wrote to memory of 1800 4436 a3111c47c0b8cc5405b80e0fee672213.exe powershell.exe PID 4436 wrote to memory of 4192 4436 a3111c47c0b8cc5405b80e0fee672213.exe a3111c47c0b8cc5405b80e0fee672213.exe PID 4436 wrote to memory of 4192 4436 a3111c47c0b8cc5405b80e0fee672213.exe a3111c47c0b8cc5405b80e0fee672213.exe PID 4436 wrote to memory of 4192 4436 a3111c47c0b8cc5405b80e0fee672213.exe a3111c47c0b8cc5405b80e0fee672213.exe PID 4436 wrote to memory of 4192 4436 a3111c47c0b8cc5405b80e0fee672213.exe a3111c47c0b8cc5405b80e0fee672213.exe PID 4436 wrote to memory of 4192 4436 a3111c47c0b8cc5405b80e0fee672213.exe a3111c47c0b8cc5405b80e0fee672213.exe PID 4436 wrote to memory of 4192 4436 a3111c47c0b8cc5405b80e0fee672213.exe a3111c47c0b8cc5405b80e0fee672213.exe PID 4436 wrote to memory of 4192 4436 a3111c47c0b8cc5405b80e0fee672213.exe a3111c47c0b8cc5405b80e0fee672213.exe PID 4436 wrote to memory of 4192 4436 a3111c47c0b8cc5405b80e0fee672213.exe a3111c47c0b8cc5405b80e0fee672213.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a3111c47c0b8cc5405b80e0fee672213.exe"C:\Users\Admin\AppData\Local\Temp\a3111c47c0b8cc5405b80e0fee672213.exe"1⤵
- Suspicious use of SetThreadContext
- 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\Local\Temp\a3111c47c0b8cc5405b80e0fee672213.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\a3111c47c0b8cc5405b80e0fee672213.exe"C:\Users\Admin\AppData\Local\Temp\a3111c47c0b8cc5405b80e0fee672213.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a3111c47c0b8cc5405b80e0fee672213.exe.logMD5
c3cc52ccca9ff2b6fa8d267fc350ca6b
SHA1a68d4028333296d222e4afd75dea36fdc98d05f3
SHA2563125b6071e2d78f575a06ed7ac32a83d9262ae64d1fa81ac43e8bfc1ef157c0e
SHA512b0c7b2501b1a2c559795a9d178c0bbda0e03cbdbaaa2c4330ac1202a55373fe1b742078adcfa915bd6e805565a2daa6d35d64ef7a14ffcd09069f9ea6a691cc7
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memory/1800-168-0x00000000093F0000-0x00000000093F1000-memory.dmpFilesize
4KB
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memory/1800-163-0x0000000009010000-0x0000000009011000-memory.dmpFilesize
4KB
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memory/1800-124-0x0000000000000000-mapping.dmp
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memory/1800-137-0x0000000007A70000-0x0000000007A71000-memory.dmpFilesize
4KB
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memory/1800-144-0x0000000007FB0000-0x0000000007FB1000-memory.dmpFilesize
4KB
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memory/1800-156-0x0000000009030000-0x0000000009063000-memory.dmpFilesize
204KB
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memory/1800-148-0x0000000008320000-0x0000000008321000-memory.dmpFilesize
4KB
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memory/1800-142-0x0000000004900000-0x0000000004901000-memory.dmpFilesize
4KB
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memory/1800-169-0x0000000009550000-0x0000000009551000-memory.dmpFilesize
4KB
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memory/1800-186-0x0000000004903000-0x0000000004904000-memory.dmpFilesize
4KB
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memory/1800-143-0x0000000004902000-0x0000000004903000-memory.dmpFilesize
4KB
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memory/1800-185-0x000000007F710000-0x000000007F711000-memory.dmpFilesize
4KB
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memory/1800-132-0x00000000047A0000-0x00000000047A1000-memory.dmpFilesize
4KB
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memory/1800-133-0x00000000072D0000-0x00000000072D1000-memory.dmpFilesize
4KB
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memory/1800-140-0x0000000007B80000-0x0000000007B81000-memory.dmpFilesize
4KB
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memory/1800-139-0x0000000007B10000-0x0000000007B11000-memory.dmpFilesize
4KB
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memory/1800-138-0x0000000007AA0000-0x0000000007AA1000-memory.dmpFilesize
4KB
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memory/4192-135-0x0000000002F50000-0x0000000002F51000-memory.dmpFilesize
4KB
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memory/4192-147-0x00000000057B0000-0x00000000057B1000-memory.dmpFilesize
4KB
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memory/4192-136-0x0000000005500000-0x0000000005501000-memory.dmpFilesize
4KB
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memory/4192-134-0x0000000005B10000-0x0000000005B11000-memory.dmpFilesize
4KB
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memory/4192-141-0x0000000005540000-0x0000000005541000-memory.dmpFilesize
4KB
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memory/4192-126-0x00000000004169EA-mapping.dmp
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memory/4192-125-0x0000000000400000-0x000000000041C000-memory.dmpFilesize
112KB
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memory/4192-145-0x0000000005500000-0x0000000005B06000-memory.dmpFilesize
6.0MB
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memory/4436-123-0x0000000008550000-0x00000000085AB000-memory.dmpFilesize
364KB
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memory/4436-114-0x0000000000A40000-0x0000000000A41000-memory.dmpFilesize
4KB
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memory/4436-122-0x0000000006010000-0x00000000060B1000-memory.dmpFilesize
644KB
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memory/4436-121-0x0000000005460000-0x000000000595E000-memory.dmpFilesize
5.0MB
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memory/4436-120-0x00000000053F0000-0x00000000053F5000-memory.dmpFilesize
20KB
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memory/4436-119-0x0000000002ED0000-0x0000000002ED1000-memory.dmpFilesize
4KB
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memory/4436-118-0x0000000005500000-0x0000000005501000-memory.dmpFilesize
4KB
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memory/4436-117-0x0000000005460000-0x0000000005461000-memory.dmpFilesize
4KB
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memory/4436-116-0x0000000005960000-0x0000000005961000-memory.dmpFilesize
4KB