Analysis
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max time kernel
114s -
max time network
122s -
platform
windows10_x64 -
resource
win10-en-20211014 -
submitted
23-10-2021 16:37
Static task
static1
Behavioral task
behavioral1
Sample
Cheat.exe
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
Cheat.exe
Resource
win10-en-20211014
General
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Target
Cheat.exe
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Size
1.5MB
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MD5
f567e7f230994425ae32af49c31fa4b3
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SHA1
1a446323d5092737c1151635ba65e25a18cdda58
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SHA256
4a3be4ff2f613bd0389b3c65b0db723f190e83120a4a97abb2063e5c9d2b897a
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SHA512
86a313994c94e9d8b28470713679336d35e8812c951f18c41e42a4e6fd1cc11bae4d131dd96dd4746e076c4bff33b5e2e7cf0669d76b168eaf6a6021cfd95ef7
Malware Config
Extracted
redline
cheat
194.61.0.151:56384
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 3 IoCs
Processes:
resource yara_rule behavioral2/memory/3984-127-0x0000000000400000-0x000000000041E000-memory.dmp family_redline behavioral2/memory/3984-128-0x000000000041932E-mapping.dmp family_redline behavioral2/memory/3944-134-0x0000000004EE0000-0x0000000004F72000-memory.dmp family_redline -
Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
Processes:
3d08b18d..exe3d08b18d..exepid process 3944 3d08b18d..exe 3984 3d08b18d..exe -
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 Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
Cheat.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts Cheat.exe -
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 2 IoCs
Processes:
Cheat.exe3d08b18d..exedescription pid process target process PID 2728 set thread context of 3696 2728 Cheat.exe Cheat.exe PID 3944 set thread context of 3984 3944 3d08b18d..exe 3d08b18d..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 10 IoCs
Processes:
Cheat.exe3d08b18d..exepid process 3696 Cheat.exe 3696 Cheat.exe 3696 Cheat.exe 3696 Cheat.exe 3696 Cheat.exe 3696 Cheat.exe 3696 Cheat.exe 3696 Cheat.exe 3984 3d08b18d..exe 3984 3d08b18d..exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Cheat.exe3d08b18d..exedescription pid process Token: SeDebugPrivilege 3696 Cheat.exe Token: SeDebugPrivilege 3984 3d08b18d..exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
Cheat.exeCheat.exe3d08b18d..exedescription pid process target process PID 2728 wrote to memory of 3696 2728 Cheat.exe Cheat.exe PID 2728 wrote to memory of 3696 2728 Cheat.exe Cheat.exe PID 2728 wrote to memory of 3696 2728 Cheat.exe Cheat.exe PID 2728 wrote to memory of 3696 2728 Cheat.exe Cheat.exe PID 2728 wrote to memory of 3696 2728 Cheat.exe Cheat.exe PID 3696 wrote to memory of 3944 3696 Cheat.exe 3d08b18d..exe PID 3696 wrote to memory of 3944 3696 Cheat.exe 3d08b18d..exe PID 3696 wrote to memory of 3944 3696 Cheat.exe 3d08b18d..exe PID 3944 wrote to memory of 3984 3944 3d08b18d..exe 3d08b18d..exe PID 3944 wrote to memory of 3984 3944 3d08b18d..exe 3d08b18d..exe PID 3944 wrote to memory of 3984 3944 3d08b18d..exe 3d08b18d..exe PID 3944 wrote to memory of 3984 3944 3d08b18d..exe 3d08b18d..exe PID 3944 wrote to memory of 3984 3944 3d08b18d..exe 3d08b18d..exe PID 3944 wrote to memory of 3984 3944 3d08b18d..exe 3d08b18d..exe PID 3944 wrote to memory of 3984 3944 3d08b18d..exe 3d08b18d..exe PID 3944 wrote to memory of 3984 3944 3d08b18d..exe 3d08b18d..exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Cheat.exe"C:\Users\Admin\AppData\Local\Temp\Cheat.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Cheat.exe"C:\Users\Admin\AppData\Local\Temp\Cheat.exe"2⤵
- Accesses Microsoft Outlook accounts
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\3d08b18d..exe"C:\Users\Admin\AppData\Local\Temp\3d08b18d..exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\3d08b18d..exe"C:\Users\Admin\AppData\Local\Temp\3d08b18d..exe"4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\3d08b18d..exe.logMD5
4281b0b0b43289aae7f4a10177a90186
SHA1e30aaa3225c070dac9e21de55b3e9136e5a76a1e
SHA2561e4b22c219c549efcdb74def4a92ba4fae6966eabee3e958828228b22129aa47
SHA51229d6f029de06839baf3ece633fb7ab13ec6359b59f640b249b26cd21c04f3f5429fdecc16d119f834c2682060d769aa1fcf6764c985e4b5d519ab71551a9a3c5
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C:\Users\Admin\AppData\Local\Temp\3d08b18d..exeMD5
7bdaabc4abf3566af83d62ecda4955f8
SHA1fec34028c8ba8900d4932d9709253ed4991f2086
SHA25603c45bc25768284960e7404502a6fd6247180d739fff5dee42ee16654800545c
SHA512ea81ab03927397eb66c655c8b848b0a9ee47973dddc0f3fc24e263bb25717d2edefbe12973fbe50e4e63af41ea4fe589402fb788f3b968e0ace97e3af3aa76a4
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C:\Users\Admin\AppData\Local\Temp\3d08b18d..exeMD5
7bdaabc4abf3566af83d62ecda4955f8
SHA1fec34028c8ba8900d4932d9709253ed4991f2086
SHA25603c45bc25768284960e7404502a6fd6247180d739fff5dee42ee16654800545c
SHA512ea81ab03927397eb66c655c8b848b0a9ee47973dddc0f3fc24e263bb25717d2edefbe12973fbe50e4e63af41ea4fe589402fb788f3b968e0ace97e3af3aa76a4
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C:\Users\Admin\AppData\Local\Temp\3d08b18d..exeMD5
7bdaabc4abf3566af83d62ecda4955f8
SHA1fec34028c8ba8900d4932d9709253ed4991f2086
SHA25603c45bc25768284960e7404502a6fd6247180d739fff5dee42ee16654800545c
SHA512ea81ab03927397eb66c655c8b848b0a9ee47973dddc0f3fc24e263bb25717d2edefbe12973fbe50e4e63af41ea4fe589402fb788f3b968e0ace97e3af3aa76a4
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memory/3696-117-0x0000000000425EC5-mapping.dmp
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memory/3696-118-0x0000000000400000-0x0000000000432000-memory.dmpFilesize
200KB
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memory/3696-116-0x0000000000400000-0x0000000000432000-memory.dmpFilesize
200KB
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memory/3944-122-0x0000000000710000-0x0000000000711000-memory.dmpFilesize
4KB
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memory/3944-119-0x0000000000000000-mapping.dmp
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memory/3944-126-0x0000000004EF0000-0x0000000004EF3000-memory.dmpFilesize
12KB
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memory/3944-125-0x0000000004FE0000-0x0000000004FE1000-memory.dmpFilesize
4KB
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memory/3944-134-0x0000000004EE0000-0x0000000004F72000-memory.dmpFilesize
584KB
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memory/3944-124-0x00000000054E0000-0x00000000054E1000-memory.dmpFilesize
4KB
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memory/3984-135-0x0000000004E60000-0x0000000004E61000-memory.dmpFilesize
4KB
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memory/3984-133-0x00000000053D0000-0x00000000053D1000-memory.dmpFilesize
4KB
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memory/3984-128-0x000000000041932E-mapping.dmp
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memory/3984-127-0x0000000000400000-0x000000000041E000-memory.dmpFilesize
120KB
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memory/3984-136-0x0000000004EC0000-0x0000000004EC1000-memory.dmpFilesize
4KB
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memory/3984-137-0x0000000002850000-0x0000000002851000-memory.dmpFilesize
4KB
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memory/3984-138-0x0000000004F00000-0x0000000004F01000-memory.dmpFilesize
4KB
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memory/3984-139-0x0000000005160000-0x0000000005161000-memory.dmpFilesize
4KB
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memory/3984-140-0x00000000063D0000-0x00000000063D1000-memory.dmpFilesize
4KB
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memory/3984-141-0x0000000006AD0000-0x0000000006AD1000-memory.dmpFilesize
4KB
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memory/3984-144-0x00000000066E0000-0x00000000066E1000-memory.dmpFilesize
4KB
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memory/3984-145-0x00000000067A0000-0x00000000067A1000-memory.dmpFilesize
4KB
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memory/3984-146-0x00000000080B0000-0x00000000080B1000-memory.dmpFilesize
4KB