Analysis
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max time kernel
51s -
max time network
74s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
22/03/2023, 08:18
Static task
static1
Behavioral task
behavioral1
Sample
2ce7ea5d6b71fe0d9f9e789e10bd65326fa91c9420cff3b70b9a82057a94cd80.exe
Resource
win10-20230220-en
General
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Target
2ce7ea5d6b71fe0d9f9e789e10bd65326fa91c9420cff3b70b9a82057a94cd80.exe
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Size
539KB
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MD5
8324efde2b6244dac9a1614a113b2f24
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SHA1
b0cf4bcb5d516656fa24e55e9f90d49bb249357a
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SHA256
2ce7ea5d6b71fe0d9f9e789e10bd65326fa91c9420cff3b70b9a82057a94cd80
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SHA512
58b088440eb795d1b861691422a3cdb212f1cffd568ee4af6304e550c9e41975e338527c6b6508e40863d19d35223afe424363f55bc7c5ca6b3c0c9c6ac3b68b
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SSDEEP
12288:HMrqy90jgYd/sCiZRLhlh1DxhQHxYkGmyh04TS/b+72fQ133z:9ywsCGLhlfWxYAyrAq7d
Malware Config
Extracted
redline
down
193.233.20.31:4125
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auth_value
12c31a90c72f5efae8c053a0bd339381
Extracted
redline
polo
193.233.20.31:4125
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auth_value
f1a1b1041a864e0f1f788d42ececa8b3
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro8331.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro8331.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro8331.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro8331.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro8331.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/4552-140-0x0000000002170000-0x00000000021B6000-memory.dmp family_redline behavioral1/memory/4552-142-0x0000000004FD0000-0x0000000005014000-memory.dmp family_redline behavioral1/memory/4552-146-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-147-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-149-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-151-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-153-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-155-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-157-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-159-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-161-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-163-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-165-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-167-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-169-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-171-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-173-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-175-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-177-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-179-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-181-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-183-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-185-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-187-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-189-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-191-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-193-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-195-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-197-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-199-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-201-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-203-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-205-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-207-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline behavioral1/memory/4552-209-0x0000000004FD0000-0x000000000500E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 5044 unio1736.exe 4472 pro8331.exe 4552 qu7610.exe 1104 si443417.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" pro8331.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio1736.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" unio1736.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 2ce7ea5d6b71fe0d9f9e789e10bd65326fa91c9420cff3b70b9a82057a94cd80.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\\\"" 2ce7ea5d6b71fe0d9f9e789e10bd65326fa91c9420cff3b70b9a82057a94cd80.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 6 IoCs
pid Process 4472 pro8331.exe 4472 pro8331.exe 4552 qu7610.exe 4552 qu7610.exe 1104 si443417.exe 1104 si443417.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4472 pro8331.exe Token: SeDebugPrivilege 4552 qu7610.exe Token: SeDebugPrivilege 1104 si443417.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4452 wrote to memory of 5044 4452 2ce7ea5d6b71fe0d9f9e789e10bd65326fa91c9420cff3b70b9a82057a94cd80.exe 66 PID 4452 wrote to memory of 5044 4452 2ce7ea5d6b71fe0d9f9e789e10bd65326fa91c9420cff3b70b9a82057a94cd80.exe 66 PID 4452 wrote to memory of 5044 4452 2ce7ea5d6b71fe0d9f9e789e10bd65326fa91c9420cff3b70b9a82057a94cd80.exe 66 PID 5044 wrote to memory of 4472 5044 unio1736.exe 67 PID 5044 wrote to memory of 4472 5044 unio1736.exe 67 PID 5044 wrote to memory of 4552 5044 unio1736.exe 68 PID 5044 wrote to memory of 4552 5044 unio1736.exe 68 PID 5044 wrote to memory of 4552 5044 unio1736.exe 68 PID 4452 wrote to memory of 1104 4452 2ce7ea5d6b71fe0d9f9e789e10bd65326fa91c9420cff3b70b9a82057a94cd80.exe 70 PID 4452 wrote to memory of 1104 4452 2ce7ea5d6b71fe0d9f9e789e10bd65326fa91c9420cff3b70b9a82057a94cd80.exe 70 PID 4452 wrote to memory of 1104 4452 2ce7ea5d6b71fe0d9f9e789e10bd65326fa91c9420cff3b70b9a82057a94cd80.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\2ce7ea5d6b71fe0d9f9e789e10bd65326fa91c9420cff3b70b9a82057a94cd80.exe"C:\Users\Admin\AppData\Local\Temp\2ce7ea5d6b71fe0d9f9e789e10bd65326fa91c9420cff3b70b9a82057a94cd80.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4452 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1736.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1736.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5044 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8331.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8331.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4472
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7610.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7610.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4552
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si443417.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si443417.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1104
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD544a26d7004f8b65e1a8bac0ccac86d6a
SHA130b583c2c04c1167703ae255b4d44b96b411c8ff
SHA25637384f1bfb6d2193e4ece0ed1f6989f9ebd238e7b4582e1aedfa136cdfd07eb9
SHA51217788355a5190ca17ead744cad71ebb7cfc7ceb84625310d31a469af0fbd50b2c304ce969530e99effeb0d23b0530b57a001f02fe918abc40ea68ad336fa187b
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Filesize
175KB
MD544a26d7004f8b65e1a8bac0ccac86d6a
SHA130b583c2c04c1167703ae255b4d44b96b411c8ff
SHA25637384f1bfb6d2193e4ece0ed1f6989f9ebd238e7b4582e1aedfa136cdfd07eb9
SHA51217788355a5190ca17ead744cad71ebb7cfc7ceb84625310d31a469af0fbd50b2c304ce969530e99effeb0d23b0530b57a001f02fe918abc40ea68ad336fa187b
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Filesize
398KB
MD59fdbc1f3e80efd63ed924060fc96bf76
SHA17d3d81489c0577e4e2632157db508de9b8137ff2
SHA2569fc9ed6dc0d75c44bbf9cc77ae2a5834afeecdcb5e5a830875850f6482bd25eb
SHA51252fdaa71b11841baa2d32aa57832fb94ad9b25dbe228c1979d1787aa746816d7045cb977d775ba51add3ade38682981d77d7de3b8927deabadf538791a15df34
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Filesize
398KB
MD59fdbc1f3e80efd63ed924060fc96bf76
SHA17d3d81489c0577e4e2632157db508de9b8137ff2
SHA2569fc9ed6dc0d75c44bbf9cc77ae2a5834afeecdcb5e5a830875850f6482bd25eb
SHA51252fdaa71b11841baa2d32aa57832fb94ad9b25dbe228c1979d1787aa746816d7045cb977d775ba51add3ade38682981d77d7de3b8927deabadf538791a15df34
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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
470KB
MD5fbb8cae0bd7830727e9ef309621d9ee2
SHA18dd4b96e4c37839212b40156bf754ca403d91546
SHA256815f72bc021daf4a3819d1756f89aec8adc47fe8c770594ab7ace3f71c06aa8d
SHA512a143ac5b0072fe653b3709cf2f50b59ff886a746a5e6c6bc14f1eacf8d76a4ba05e0a8e876ca3d31239d8139d131bf8c7e8f94ee7ca9d8fa03c14c160f9b2a77
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Filesize
470KB
MD5fbb8cae0bd7830727e9ef309621d9ee2
SHA18dd4b96e4c37839212b40156bf754ca403d91546
SHA256815f72bc021daf4a3819d1756f89aec8adc47fe8c770594ab7ace3f71c06aa8d
SHA512a143ac5b0072fe653b3709cf2f50b59ff886a746a5e6c6bc14f1eacf8d76a4ba05e0a8e876ca3d31239d8139d131bf8c7e8f94ee7ca9d8fa03c14c160f9b2a77