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Analysis
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max time kernel
82s -
max time network
103s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
22/03/2023, 02:24
Static task
static1
Behavioral task
behavioral1
Sample
1169b03fb0404b15f74f001e42e0ce7c386018ba1319b8002f9e28e2be30be96.exe
Resource
win10v2004-20230221-en
General
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Target
1169b03fb0404b15f74f001e42e0ce7c386018ba1319b8002f9e28e2be30be96.exe
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Size
545KB
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MD5
b6d25d7b7e88830db89decc26d832ab3
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SHA1
4c2f077e5118592930a60e23ad4f5520c0cd6623
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SHA256
1169b03fb0404b15f74f001e42e0ce7c386018ba1319b8002f9e28e2be30be96
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SHA512
90641650dd7bdc67900a7b7a4ebe13aa800c50451f7e42d480a77ca3abb2327829da3c3faf87b748fe05446a850f7b62a458c480f6f2021389300ce2f86b14d7
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SSDEEP
12288:QMrXy90c9UzRVXeoRTDFW23gybIbCbN1:XyB94RdXRFW23gDwN1
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" pro9879.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro9879.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro9879.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro9879.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro9879.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro9879.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 33 IoCs
resource yara_rule behavioral1/memory/1700-157-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-160-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-158-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-162-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-164-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-166-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-168-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-170-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-172-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-174-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-176-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-178-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-180-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-182-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-184-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-186-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-188-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-190-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-192-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-194-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-196-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-198-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-200-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-202-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-205-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-207-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-209-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-211-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-215-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-213-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-217-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-219-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline behavioral1/memory/1700-221-0x00000000028E0000-0x000000000291E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 1888 unio5061.exe 4068 pro9879.exe 1700 qu0216.exe 4368 si938573.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" pro9879.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 unio5061.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\\\"" unio5061.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 1169b03fb0404b15f74f001e42e0ce7c386018ba1319b8002f9e28e2be30be96.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\\\"" 1169b03fb0404b15f74f001e42e0ce7c386018ba1319b8002f9e28e2be30be96.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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Program crash 1 IoCs
pid pid_target Process procid_target 3572 1700 WerFault.exe 92 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4068 pro9879.exe 4068 pro9879.exe 1700 qu0216.exe 1700 qu0216.exe 4368 si938573.exe 4368 si938573.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4068 pro9879.exe Token: SeDebugPrivilege 1700 qu0216.exe Token: SeDebugPrivilege 4368 si938573.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3212 wrote to memory of 1888 3212 1169b03fb0404b15f74f001e42e0ce7c386018ba1319b8002f9e28e2be30be96.exe 86 PID 3212 wrote to memory of 1888 3212 1169b03fb0404b15f74f001e42e0ce7c386018ba1319b8002f9e28e2be30be96.exe 86 PID 3212 wrote to memory of 1888 3212 1169b03fb0404b15f74f001e42e0ce7c386018ba1319b8002f9e28e2be30be96.exe 86 PID 1888 wrote to memory of 4068 1888 unio5061.exe 87 PID 1888 wrote to memory of 4068 1888 unio5061.exe 87 PID 1888 wrote to memory of 1700 1888 unio5061.exe 92 PID 1888 wrote to memory of 1700 1888 unio5061.exe 92 PID 1888 wrote to memory of 1700 1888 unio5061.exe 92 PID 3212 wrote to memory of 4368 3212 1169b03fb0404b15f74f001e42e0ce7c386018ba1319b8002f9e28e2be30be96.exe 99 PID 3212 wrote to memory of 4368 3212 1169b03fb0404b15f74f001e42e0ce7c386018ba1319b8002f9e28e2be30be96.exe 99 PID 3212 wrote to memory of 4368 3212 1169b03fb0404b15f74f001e42e0ce7c386018ba1319b8002f9e28e2be30be96.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\1169b03fb0404b15f74f001e42e0ce7c386018ba1319b8002f9e28e2be30be96.exe"C:\Users\Admin\AppData\Local\Temp\1169b03fb0404b15f74f001e42e0ce7c386018ba1319b8002f9e28e2be30be96.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3212 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5061.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5061.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1888 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9879.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9879.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4068
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0216.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0216.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1700 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1700 -s 13244⤵
- Program crash
PID:3572
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si938573.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si938573.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4368
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1700 -ip 17001⤵PID:1392
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
403KB
MD569517d0675e5ac296cbcea3b8df323a6
SHA1d9af092872ca37a97616e7c75bc82acab60d95a0
SHA25640def30ec4c2f74e8692281f98b83fc55374cb21548104590f125bcd86f29550
SHA5124ecf772891850fab2fbb158952088c5cb3bc61eb34c8ced057574d488d2d4c3bf45560d00a52eb181fbc1649b9b9aba9e27b352f63639460a5bdcb57d79b5903
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Filesize
403KB
MD569517d0675e5ac296cbcea3b8df323a6
SHA1d9af092872ca37a97616e7c75bc82acab60d95a0
SHA25640def30ec4c2f74e8692281f98b83fc55374cb21548104590f125bcd86f29550
SHA5124ecf772891850fab2fbb158952088c5cb3bc61eb34c8ced057574d488d2d4c3bf45560d00a52eb181fbc1649b9b9aba9e27b352f63639460a5bdcb57d79b5903
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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
351KB
MD5f2667869bef0866b4b767e1955b55143
SHA1c52396acc377d847c462d94f1b6f56c05b9026ab
SHA256a0636bf7efc732bf00dc8b577a7f957bd57798c39854663e221b76c4c625bd02
SHA512946c1911783c02dd474aa4b783b8c178b478cc8116085289fc84ad7483ccf3f9d8f2bdfa06519d46f1873d046367a22a5713a2af0c2fc2468f8649377f9c1000
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Filesize
351KB
MD5f2667869bef0866b4b767e1955b55143
SHA1c52396acc377d847c462d94f1b6f56c05b9026ab
SHA256a0636bf7efc732bf00dc8b577a7f957bd57798c39854663e221b76c4c625bd02
SHA512946c1911783c02dd474aa4b783b8c178b478cc8116085289fc84ad7483ccf3f9d8f2bdfa06519d46f1873d046367a22a5713a2af0c2fc2468f8649377f9c1000