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Analysis
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max time kernel
147s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
21/03/2023, 16:37
Static task
static1
Behavioral task
behavioral1
Sample
aa0fa91bb3f31d5165eebe4ef6bb0f47efcf27a7954707d48d3bcbb2e15a50d3.exe
Resource
win10v2004-20230220-en
General
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Target
aa0fa91bb3f31d5165eebe4ef6bb0f47efcf27a7954707d48d3bcbb2e15a50d3.exe
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Size
876KB
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MD5
4ba1325c05ef31e40fe483b4f3935ac8
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SHA1
dd59e9384e5871af564fc087c6828b78ab22b4b8
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SHA256
aa0fa91bb3f31d5165eebe4ef6bb0f47efcf27a7954707d48d3bcbb2e15a50d3
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SHA512
7cf550e600692144d81a5f5e0486f32d67f88c9d882536f73b52fef8fa031bed013757e222d4de2f46d7bc7173ef1cd6df6dab71655dca5730899630c7af279e
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SSDEEP
12288:HMr8y90PNUAKb8Ai/0Ewf2TIgIzeEuzQOOATit4NowjDG+i14o/Q7PAlqZCOP7fT:nyKKw2EwAZIzeEk9j/+H/mIlqCOsUV
Malware Config
Extracted
redline
gena
193.233.20.30:4125
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auth_value
93c20961cb6b06b2d5781c212db6201e
Extracted
redline
relon
193.233.20.30:4125
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auth_value
17da69809725577b595e217ba006b869
Signatures
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro3809.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro3809.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro3809.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" qu5464.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" qu5464.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro3809.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro3809.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro3809.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection qu5464.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" qu5464.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" qu5464.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" qu5464.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 18 IoCs
resource yara_rule behavioral1/memory/2640-203-0x0000000005300000-0x000000000533E000-memory.dmp family_redline behavioral1/memory/2640-202-0x0000000005300000-0x000000000533E000-memory.dmp family_redline behavioral1/memory/2640-205-0x0000000005300000-0x000000000533E000-memory.dmp family_redline behavioral1/memory/2640-207-0x0000000005300000-0x000000000533E000-memory.dmp family_redline behavioral1/memory/2640-209-0x0000000005300000-0x000000000533E000-memory.dmp family_redline behavioral1/memory/2640-211-0x0000000005300000-0x000000000533E000-memory.dmp family_redline behavioral1/memory/2640-218-0x0000000005300000-0x000000000533E000-memory.dmp family_redline behavioral1/memory/2640-221-0x0000000005300000-0x000000000533E000-memory.dmp family_redline behavioral1/memory/2640-214-0x0000000005300000-0x000000000533E000-memory.dmp family_redline behavioral1/memory/2640-223-0x0000000005300000-0x000000000533E000-memory.dmp family_redline behavioral1/memory/2640-225-0x0000000005300000-0x000000000533E000-memory.dmp family_redline behavioral1/memory/2640-227-0x0000000005300000-0x000000000533E000-memory.dmp family_redline behavioral1/memory/2640-229-0x0000000005300000-0x000000000533E000-memory.dmp family_redline behavioral1/memory/2640-231-0x0000000005300000-0x000000000533E000-memory.dmp family_redline behavioral1/memory/2640-233-0x0000000005300000-0x000000000533E000-memory.dmp family_redline behavioral1/memory/2640-235-0x0000000005300000-0x000000000533E000-memory.dmp family_redline behavioral1/memory/2640-237-0x0000000005300000-0x000000000533E000-memory.dmp family_redline behavioral1/memory/2640-239-0x0000000005300000-0x000000000533E000-memory.dmp family_redline -
Executes dropped EXE 6 IoCs
pid Process 1300 unio5678.exe 4764 unio4712.exe 3656 pro3809.exe 1076 qu5464.exe 2640 rZO17s61.exe 1788 si550993.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" pro3809.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features qu5464.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" qu5464.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce aa0fa91bb3f31d5165eebe4ef6bb0f47efcf27a7954707d48d3bcbb2e15a50d3.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\\\"" aa0fa91bb3f31d5165eebe4ef6bb0f47efcf27a7954707d48d3bcbb2e15a50d3.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio5678.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\\\"" unio5678.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio4712.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" unio4712.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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Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 1180 sc.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 3808 1076 WerFault.exe 92 3296 2640 WerFault.exe 95 -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 3656 pro3809.exe 3656 pro3809.exe 1076 qu5464.exe 1076 qu5464.exe 2640 rZO17s61.exe 2640 rZO17s61.exe 1788 si550993.exe 1788 si550993.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3656 pro3809.exe Token: SeDebugPrivilege 1076 qu5464.exe Token: SeDebugPrivilege 2640 rZO17s61.exe Token: SeDebugPrivilege 1788 si550993.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 4632 wrote to memory of 1300 4632 aa0fa91bb3f31d5165eebe4ef6bb0f47efcf27a7954707d48d3bcbb2e15a50d3.exe 86 PID 4632 wrote to memory of 1300 4632 aa0fa91bb3f31d5165eebe4ef6bb0f47efcf27a7954707d48d3bcbb2e15a50d3.exe 86 PID 4632 wrote to memory of 1300 4632 aa0fa91bb3f31d5165eebe4ef6bb0f47efcf27a7954707d48d3bcbb2e15a50d3.exe 86 PID 1300 wrote to memory of 4764 1300 unio5678.exe 87 PID 1300 wrote to memory of 4764 1300 unio5678.exe 87 PID 1300 wrote to memory of 4764 1300 unio5678.exe 87 PID 4764 wrote to memory of 3656 4764 unio4712.exe 88 PID 4764 wrote to memory of 3656 4764 unio4712.exe 88 PID 4764 wrote to memory of 1076 4764 unio4712.exe 92 PID 4764 wrote to memory of 1076 4764 unio4712.exe 92 PID 4764 wrote to memory of 1076 4764 unio4712.exe 92 PID 1300 wrote to memory of 2640 1300 unio5678.exe 95 PID 1300 wrote to memory of 2640 1300 unio5678.exe 95 PID 1300 wrote to memory of 2640 1300 unio5678.exe 95 PID 4632 wrote to memory of 1788 4632 aa0fa91bb3f31d5165eebe4ef6bb0f47efcf27a7954707d48d3bcbb2e15a50d3.exe 104 PID 4632 wrote to memory of 1788 4632 aa0fa91bb3f31d5165eebe4ef6bb0f47efcf27a7954707d48d3bcbb2e15a50d3.exe 104 PID 4632 wrote to memory of 1788 4632 aa0fa91bb3f31d5165eebe4ef6bb0f47efcf27a7954707d48d3bcbb2e15a50d3.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\aa0fa91bb3f31d5165eebe4ef6bb0f47efcf27a7954707d48d3bcbb2e15a50d3.exe"C:\Users\Admin\AppData\Local\Temp\aa0fa91bb3f31d5165eebe4ef6bb0f47efcf27a7954707d48d3bcbb2e15a50d3.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4632 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5678.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5678.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1300 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\unio4712.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\unio4712.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4764 -
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pro3809.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pro3809.exe4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3656
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C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu5464.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu5464.exe4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1076 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1076 -s 10805⤵
- Program crash
PID:3808
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rZO17s61.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rZO17s61.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2640 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2640 -s 19204⤵
- Program crash
PID:3296
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si550993.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si550993.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1788
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1076 -ip 10761⤵PID:3968
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2640 -ip 26401⤵PID:4432
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:1180
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD56fbff2d7c9ba7f0a71f02a5c70df9dfc
SHA1003da0075734cd2d7f201c5b0e4779b8e1f33621
SHA256cb56407367a42f61993842b66bcd24993a30c87116313c26d6af9e37bbb1b6b3
SHA51225842b9df4767b16096f2bfcedc9d368a9696e6c6d9c7b2c75987769a5b338ae04b23b1e89f18eef2244e84f04e4acf6af56643a97abfe5b605f66cba0bac27f
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Filesize
175KB
MD56fbff2d7c9ba7f0a71f02a5c70df9dfc
SHA1003da0075734cd2d7f201c5b0e4779b8e1f33621
SHA256cb56407367a42f61993842b66bcd24993a30c87116313c26d6af9e37bbb1b6b3
SHA51225842b9df4767b16096f2bfcedc9d368a9696e6c6d9c7b2c75987769a5b338ae04b23b1e89f18eef2244e84f04e4acf6af56643a97abfe5b605f66cba0bac27f
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Filesize
734KB
MD5be42d717c64405633830e7ccca794390
SHA13f0715bc5276b75c55a6fe45b214338859b08f6b
SHA256ad5e6b29a82f20dddb4ca8c8b55c853adc2f7cd7b461736c60065bd3b5637236
SHA512fb3ca85f739b571b5f35ca26fe25074bbb588e9c7a75ecbe11f6c4d2438a79c05ca27dbeaf0d3319a8357c7e6138c30d334939ce8ed161f83cbf3be8b0e9207e
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Filesize
734KB
MD5be42d717c64405633830e7ccca794390
SHA13f0715bc5276b75c55a6fe45b214338859b08f6b
SHA256ad5e6b29a82f20dddb4ca8c8b55c853adc2f7cd7b461736c60065bd3b5637236
SHA512fb3ca85f739b571b5f35ca26fe25074bbb588e9c7a75ecbe11f6c4d2438a79c05ca27dbeaf0d3319a8357c7e6138c30d334939ce8ed161f83cbf3be8b0e9207e
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Filesize
420KB
MD579c31832aa8a0013092cf4dd1011ceae
SHA143af3656e0521bd4153c1ce927c8ba18f2be1ab2
SHA2564a01f09d37ba9d765152bc1b63255d2f034c0a44a1bee0a3078f249a4c72f39b
SHA5125879f4c97265b170c770bec5040ee9cb024f25ffd9f555c8f8b121a6b9b9631ea8c66b7f1101a90cdbdbbf2408f2b429c2cd485ded0426ac997d8930966e7b96
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Filesize
420KB
MD579c31832aa8a0013092cf4dd1011ceae
SHA143af3656e0521bd4153c1ce927c8ba18f2be1ab2
SHA2564a01f09d37ba9d765152bc1b63255d2f034c0a44a1bee0a3078f249a4c72f39b
SHA5125879f4c97265b170c770bec5040ee9cb024f25ffd9f555c8f8b121a6b9b9631ea8c66b7f1101a90cdbdbbf2408f2b429c2cd485ded0426ac997d8930966e7b96
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Filesize
364KB
MD58e22c32b64d9620b3741031976924dbf
SHA1ed442532a5bd9a08ef1c0609588cb71e5ecf64e0
SHA256ff6d4c087f3c25136742bbdec899c6a6d6bdb9cd8dc90c8e669b09987ecfdb39
SHA512e52cf0c648c070fd276eca2ff1424dc98a3125c6e519a0d957d76a66cb839e5914c846505524e3c3ddec221fd7a4a950ff6b98f1d84f068e71d660f061f733eb
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Filesize
364KB
MD58e22c32b64d9620b3741031976924dbf
SHA1ed442532a5bd9a08ef1c0609588cb71e5ecf64e0
SHA256ff6d4c087f3c25136742bbdec899c6a6d6bdb9cd8dc90c8e669b09987ecfdb39
SHA512e52cf0c648c070fd276eca2ff1424dc98a3125c6e519a0d957d76a66cb839e5914c846505524e3c3ddec221fd7a4a950ff6b98f1d84f068e71d660f061f733eb
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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
362KB
MD5a02c6e5b4ab9f8401c2d38aed40a98e2
SHA13db0ac149b41e153e48d7121f7593729c2ae84c6
SHA25660d7f77638d13e4a1448565ba3a2a11b3ce1496eeb9e95ed941006db0a8a0288
SHA512cef8706fcff7687fb5463f26064501f36fde0fe0119f07a31d4e2799ef273bd699cf3da58950a0cf307ec21926c41021194ef41fdb6ac109e0d4f531027127e6
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Filesize
362KB
MD5a02c6e5b4ab9f8401c2d38aed40a98e2
SHA13db0ac149b41e153e48d7121f7593729c2ae84c6
SHA25660d7f77638d13e4a1448565ba3a2a11b3ce1496eeb9e95ed941006db0a8a0288
SHA512cef8706fcff7687fb5463f26064501f36fde0fe0119f07a31d4e2799ef273bd699cf3da58950a0cf307ec21926c41021194ef41fdb6ac109e0d4f531027127e6