Analysis
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max time kernel
56s -
max time network
146s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
08/03/2023, 04:35
Static task
static1
Behavioral task
behavioral1
Sample
9bb4f1b6b7b81bcbbaa107274c84a2f55c90df10e4274ca09f4ea868b80e9fec.exe
Resource
win10-20230220-en
General
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Target
9bb4f1b6b7b81bcbbaa107274c84a2f55c90df10e4274ca09f4ea868b80e9fec.exe
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Size
409KB
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MD5
c2ba165893347210093eb9dc39787c44
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SHA1
7196f97870eb234aeb7215717d195fa96eed12b1
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SHA256
9bb4f1b6b7b81bcbbaa107274c84a2f55c90df10e4274ca09f4ea868b80e9fec
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SHA512
82159c500f2c98e8ceeebe6eb1a19641d16fbcf1fd484f2e3c022c224d3e27132891eaa802c454a5b8ead7e8ecb0d4dfe456b20997c71b7c9662f83da23768bf
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SSDEEP
6144:KBy+bnr+kp0yN90QEUVw+oMY0G1GA4q9bUC1oif/F9FMxpUkx9wwso1IH3txR:/MrIy90qVlun1Z/DoO/F9GxpUkYi1i
Malware Config
Extracted
redline
fud
193.233.20.27:4123
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auth_value
cddc991efd6918ad5321d80dac884b40
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" s3129oQ.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" s3129oQ.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" s3129oQ.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" s3129oQ.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" s3129oQ.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 35 IoCs
resource yara_rule behavioral1/memory/2316-134-0x00000000021F0000-0x0000000002236000-memory.dmp family_redline behavioral1/memory/2316-136-0x0000000002590000-0x00000000025D4000-memory.dmp family_redline behavioral1/memory/2316-141-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-142-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-144-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-146-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-148-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-150-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-152-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-154-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-156-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-158-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-160-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-162-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-164-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-166-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-168-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-170-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-172-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-174-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-176-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-178-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-180-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-182-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-184-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-186-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-188-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-190-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-192-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-194-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-196-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-198-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-200-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-202-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline behavioral1/memory/2316-204-0x0000000002590000-0x00000000025CE000-memory.dmp family_redline -
Executes dropped EXE 2 IoCs
pid Process 2156 s3129oQ.exe 2316 t81rf32.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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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" s3129oQ.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 9bb4f1b6b7b81bcbbaa107274c84a2f55c90df10e4274ca09f4ea868b80e9fec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" 9bb4f1b6b7b81bcbbaa107274c84a2f55c90df10e4274ca09f4ea868b80e9fec.exe -
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 behavior: EnumeratesProcesses 4 IoCs
pid Process 2156 s3129oQ.exe 2156 s3129oQ.exe 2316 t81rf32.exe 2316 t81rf32.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2156 s3129oQ.exe Token: SeDebugPrivilege 2316 t81rf32.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1844 wrote to memory of 2156 1844 9bb4f1b6b7b81bcbbaa107274c84a2f55c90df10e4274ca09f4ea868b80e9fec.exe 66 PID 1844 wrote to memory of 2156 1844 9bb4f1b6b7b81bcbbaa107274c84a2f55c90df10e4274ca09f4ea868b80e9fec.exe 66 PID 1844 wrote to memory of 2316 1844 9bb4f1b6b7b81bcbbaa107274c84a2f55c90df10e4274ca09f4ea868b80e9fec.exe 67 PID 1844 wrote to memory of 2316 1844 9bb4f1b6b7b81bcbbaa107274c84a2f55c90df10e4274ca09f4ea868b80e9fec.exe 67 PID 1844 wrote to memory of 2316 1844 9bb4f1b6b7b81bcbbaa107274c84a2f55c90df10e4274ca09f4ea868b80e9fec.exe 67
Processes
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C:\Users\Admin\AppData\Local\Temp\9bb4f1b6b7b81bcbbaa107274c84a2f55c90df10e4274ca09f4ea868b80e9fec.exe"C:\Users\Admin\AppData\Local\Temp\9bb4f1b6b7b81bcbbaa107274c84a2f55c90df10e4274ca09f4ea868b80e9fec.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1844 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s3129oQ.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s3129oQ.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2156
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t81rf32.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t81rf32.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2316
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
380KB
MD53eae553b1ab5c32fdb2f19bf48bd9d9f
SHA1d54a39f3c309c7c51dc2efd21d1f7fa661d4c21c
SHA25655d2e25464193f0d9347a4259ad9140a1e5144cc2a16891228571e277f56cb0d
SHA51252176677d976c426a1315c9a913920c3a8a8085def9ace65ed269ac5462049e9b0bd6421b1c9aea2cfb1842915450a43f2f020d346a04ff6a55ee9e261128b61
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Filesize
380KB
MD53eae553b1ab5c32fdb2f19bf48bd9d9f
SHA1d54a39f3c309c7c51dc2efd21d1f7fa661d4c21c
SHA25655d2e25464193f0d9347a4259ad9140a1e5144cc2a16891228571e277f56cb0d
SHA51252176677d976c426a1315c9a913920c3a8a8085def9ace65ed269ac5462049e9b0bd6421b1c9aea2cfb1842915450a43f2f020d346a04ff6a55ee9e261128b61