Analysis
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max time kernel
93s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
22-03-2023 12:17
Static task
static1
Behavioral task
behavioral1
Sample
1ad3c00ad28c11ba8a73a4122be82ba66e01cc52fdce01451039aed2aa50e8ea.exe
Resource
win10v2004-20230220-en
General
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Target
1ad3c00ad28c11ba8a73a4122be82ba66e01cc52fdce01451039aed2aa50e8ea.exe
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Size
536KB
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MD5
9ae4183257c6f0e638e07f673f330ac7
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SHA1
07b85f4a67dc09f617ec42e5f7cf980f8b263255
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SHA256
1ad3c00ad28c11ba8a73a4122be82ba66e01cc52fdce01451039aed2aa50e8ea
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SHA512
4b4f81b8726aaeebea1ad20b1766625cec67e4e3bbda02cd118da5867a1ff44f0082347b21bc884e64d90b681956b695afe473d56549d28b3f64c53e2b3a30a1
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SSDEEP
12288:EMrEy903FfydbT+NGpQYS43CCMr/lafeaYwTRwl:Qy2FfO/zyYS43xMr9a9TRwl
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 Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro0392.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro0392.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro0392.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro0392.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro0392.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro0392.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/3952-155-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-156-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-158-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-160-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-162-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-164-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-166-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-168-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-170-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-172-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-174-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-176-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-178-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-183-0x0000000004D00000-0x0000000004D10000-memory.dmp family_redline behavioral1/memory/3952-184-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-185-0x0000000004D00000-0x0000000004D10000-memory.dmp family_redline behavioral1/memory/3952-180-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-187-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-189-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-191-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-193-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-195-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-197-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-199-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-201-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-203-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-205-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-207-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-209-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-211-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-213-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-215-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-217-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-219-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/3952-221-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 1664 unio7206.exe 1516 pro0392.exe 3952 qu5765.exe 2352 si489492.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" pro0392.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 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\\\"" 1ad3c00ad28c11ba8a73a4122be82ba66e01cc52fdce01451039aed2aa50e8ea.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio7206.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\\\"" unio7206.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 1ad3c00ad28c11ba8a73a4122be82ba66e01cc52fdce01451039aed2aa50e8ea.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 4756 3952 WerFault.exe 90 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1516 pro0392.exe 1516 pro0392.exe 3952 qu5765.exe 3952 qu5765.exe 2352 si489492.exe 2352 si489492.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1516 pro0392.exe Token: SeDebugPrivilege 3952 qu5765.exe Token: SeDebugPrivilege 2352 si489492.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4896 wrote to memory of 1664 4896 1ad3c00ad28c11ba8a73a4122be82ba66e01cc52fdce01451039aed2aa50e8ea.exe 85 PID 4896 wrote to memory of 1664 4896 1ad3c00ad28c11ba8a73a4122be82ba66e01cc52fdce01451039aed2aa50e8ea.exe 85 PID 4896 wrote to memory of 1664 4896 1ad3c00ad28c11ba8a73a4122be82ba66e01cc52fdce01451039aed2aa50e8ea.exe 85 PID 1664 wrote to memory of 1516 1664 unio7206.exe 86 PID 1664 wrote to memory of 1516 1664 unio7206.exe 86 PID 1664 wrote to memory of 3952 1664 unio7206.exe 90 PID 1664 wrote to memory of 3952 1664 unio7206.exe 90 PID 1664 wrote to memory of 3952 1664 unio7206.exe 90 PID 4896 wrote to memory of 2352 4896 1ad3c00ad28c11ba8a73a4122be82ba66e01cc52fdce01451039aed2aa50e8ea.exe 94 PID 4896 wrote to memory of 2352 4896 1ad3c00ad28c11ba8a73a4122be82ba66e01cc52fdce01451039aed2aa50e8ea.exe 94 PID 4896 wrote to memory of 2352 4896 1ad3c00ad28c11ba8a73a4122be82ba66e01cc52fdce01451039aed2aa50e8ea.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\1ad3c00ad28c11ba8a73a4122be82ba66e01cc52fdce01451039aed2aa50e8ea.exe"C:\Users\Admin\AppData\Local\Temp\1ad3c00ad28c11ba8a73a4122be82ba66e01cc52fdce01451039aed2aa50e8ea.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4896 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7206.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7206.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1664 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0392.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0392.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1516
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5765.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5765.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3952 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3952 -s 13404⤵
- Program crash
PID:4756
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si489492.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si489492.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2352
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 3952 -ip 39521⤵PID:2560
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
394KB
MD5a675a23719f43660bff0044bac50e2b7
SHA189d6c15488fe4be3c8c9230dcb09e97c57cfb09c
SHA256eb7c2e8e0896dd021295ec25934f6af6d9a88d9020d7fd38c33fa40d3b8811d7
SHA512e21a73237fa36ba2f1a18c061ff5d85143f64be0eee43f782c1d6cb50ce64c67727ca222ae86ec6c7511d6021926c80c1a4971b0308b80b6dad4701f2b6449ce
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Filesize
394KB
MD5a675a23719f43660bff0044bac50e2b7
SHA189d6c15488fe4be3c8c9230dcb09e97c57cfb09c
SHA256eb7c2e8e0896dd021295ec25934f6af6d9a88d9020d7fd38c33fa40d3b8811d7
SHA512e21a73237fa36ba2f1a18c061ff5d85143f64be0eee43f782c1d6cb50ce64c67727ca222ae86ec6c7511d6021926c80c1a4971b0308b80b6dad4701f2b6449ce
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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
468KB
MD56803e376668e61ba022b59aa0593dafc
SHA17b8841344b1aa7e0c81bf500890a80423dda31ce
SHA2564b3440a3fd730cd6f860b44713da068c8c531c0e5cd77ac41f48c15b9442974c
SHA51273f48b75ff8643258e956678cbcf57f9d61fca0afc9ca9f1f1b9f21e1b6b7e819a122cb250d2eb9d5cbc15d559b081ddff1a4a90168f233938bd590872cc488d
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Filesize
468KB
MD56803e376668e61ba022b59aa0593dafc
SHA17b8841344b1aa7e0c81bf500890a80423dda31ce
SHA2564b3440a3fd730cd6f860b44713da068c8c531c0e5cd77ac41f48c15b9442974c
SHA51273f48b75ff8643258e956678cbcf57f9d61fca0afc9ca9f1f1b9f21e1b6b7e819a122cb250d2eb9d5cbc15d559b081ddff1a4a90168f233938bd590872cc488d