Analysis
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max time kernel
110s -
max time network
140s -
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, 05:23
Static task
static1
Behavioral task
behavioral1
Sample
2988e8ef36d1fc52f78690d0531fe4ba5303172998c26fb546e9fec142c69d1e.exe
Resource
win10v2004-20230221-en
General
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Target
2988e8ef36d1fc52f78690d0531fe4ba5303172998c26fb546e9fec142c69d1e.exe
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Size
544KB
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MD5
6ee1af3af0d54a07198caa841d49f434
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SHA1
54ed85c13f1f28d2a170cdd55a2563c7f8da44a1
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SHA256
2988e8ef36d1fc52f78690d0531fe4ba5303172998c26fb546e9fec142c69d1e
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SHA512
9499bd721083c41738becbdb3ded5e268db2b00741ada74352788d29b809e4439817223ce3eedc91dd2df55b48ebe0267e6ffd10af4cc3ebe79e274e91877534
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SSDEEP
12288:FMr2y905H7a3dq6+apVObl5W5FWECjr7xqQuIUde:Xyy7a3dq6LpcblUFWECjfxLDce
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 pro6623.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro6623.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro6623.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro6623.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro6623.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro6623.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/1812-158-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-159-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-161-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-163-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-165-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-167-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-169-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-171-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-173-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-175-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-177-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-179-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-181-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-183-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-185-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-187-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-189-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-191-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-193-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-195-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-197-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-199-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-201-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-203-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-205-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-207-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-209-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-211-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-213-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-215-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-217-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-219-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/1812-221-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 4852 unio8846.exe 3684 pro6623.exe 1812 qu3108.exe 920 si127570.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" pro6623.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 unio8846.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\\\"" unio8846.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 2988e8ef36d1fc52f78690d0531fe4ba5303172998c26fb546e9fec142c69d1e.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\\\"" 2988e8ef36d1fc52f78690d0531fe4ba5303172998c26fb546e9fec142c69d1e.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 4140 1812 WerFault.exe 90 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3684 pro6623.exe 3684 pro6623.exe 1812 qu3108.exe 1812 qu3108.exe 920 si127570.exe 920 si127570.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3684 pro6623.exe Token: SeDebugPrivilege 1812 qu3108.exe Token: SeDebugPrivilege 920 si127570.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4152 wrote to memory of 4852 4152 2988e8ef36d1fc52f78690d0531fe4ba5303172998c26fb546e9fec142c69d1e.exe 85 PID 4152 wrote to memory of 4852 4152 2988e8ef36d1fc52f78690d0531fe4ba5303172998c26fb546e9fec142c69d1e.exe 85 PID 4152 wrote to memory of 4852 4152 2988e8ef36d1fc52f78690d0531fe4ba5303172998c26fb546e9fec142c69d1e.exe 85 PID 4852 wrote to memory of 3684 4852 unio8846.exe 86 PID 4852 wrote to memory of 3684 4852 unio8846.exe 86 PID 4852 wrote to memory of 1812 4852 unio8846.exe 90 PID 4852 wrote to memory of 1812 4852 unio8846.exe 90 PID 4852 wrote to memory of 1812 4852 unio8846.exe 90 PID 4152 wrote to memory of 920 4152 2988e8ef36d1fc52f78690d0531fe4ba5303172998c26fb546e9fec142c69d1e.exe 93 PID 4152 wrote to memory of 920 4152 2988e8ef36d1fc52f78690d0531fe4ba5303172998c26fb546e9fec142c69d1e.exe 93 PID 4152 wrote to memory of 920 4152 2988e8ef36d1fc52f78690d0531fe4ba5303172998c26fb546e9fec142c69d1e.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\2988e8ef36d1fc52f78690d0531fe4ba5303172998c26fb546e9fec142c69d1e.exe"C:\Users\Admin\AppData\Local\Temp\2988e8ef36d1fc52f78690d0531fe4ba5303172998c26fb546e9fec142c69d1e.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4152 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8846.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8846.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4852 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6623.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6623.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3684
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3108.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3108.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1812 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1812 -s 20124⤵
- Program crash
PID:4140
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si127570.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si127570.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:920
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1812 -ip 18121⤵PID:1844
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
MD5b79ea70b78acf3c694af898ed630c854
SHA1c1930acf2ad0615b478313c4cfbc1784dd93701b
SHA256d110438a93001d9c0db7f9f7db992ea61873621bf48cc64ad764fa9b39bb4028
SHA5127ec3870cedb05fe06fbdbdf1b7841b79147221fe517954e6b1a6ee87226ec4833cb8e5458c2492d34273791caaa28576dcfc10629a7110bb77dc0914c67d3eba
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Filesize
403KB
MD5b79ea70b78acf3c694af898ed630c854
SHA1c1930acf2ad0615b478313c4cfbc1784dd93701b
SHA256d110438a93001d9c0db7f9f7db992ea61873621bf48cc64ad764fa9b39bb4028
SHA5127ec3870cedb05fe06fbdbdf1b7841b79147221fe517954e6b1a6ee87226ec4833cb8e5458c2492d34273791caaa28576dcfc10629a7110bb77dc0914c67d3eba
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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
MD588679ffa1e9bbdfd2287322936c34422
SHA18f803d64b98b3007b674ed2d967b0925f8c36679
SHA256ec70262d8dd7bcff9938c8a6e5200479354bf1afa26923feef6ce4e0688ee36a
SHA5121a060b56e91c1d2a46bb55ea52b34f561ed40c52d9dfc36c4549a9dbe7eb015d58f7b2fc4aec24de6a25309ff34749b1662e898d07c5f8a5e560c0d1849b71da
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Filesize
351KB
MD588679ffa1e9bbdfd2287322936c34422
SHA18f803d64b98b3007b674ed2d967b0925f8c36679
SHA256ec70262d8dd7bcff9938c8a6e5200479354bf1afa26923feef6ce4e0688ee36a
SHA5121a060b56e91c1d2a46bb55ea52b34f561ed40c52d9dfc36c4549a9dbe7eb015d58f7b2fc4aec24de6a25309ff34749b1662e898d07c5f8a5e560c0d1849b71da