Analysis
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max time kernel
135s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
28-03-2023 01:27
Static task
static1
Behavioral task
behavioral1
Sample
75fc7d5c17968ea2fd74ff0665b791426b2e03012b3eb6b3633d978ea9584824.exe
Resource
win10v2004-20230220-en
General
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Target
75fc7d5c17968ea2fd74ff0665b791426b2e03012b3eb6b3633d978ea9584824.exe
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Size
690KB
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MD5
1f60fdfb0fb57c6d818a775fd0b8d1fa
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SHA1
60452deea9381fcc1da40c51dea095e1e4ccb041
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SHA256
75fc7d5c17968ea2fd74ff0665b791426b2e03012b3eb6b3633d978ea9584824
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SHA512
e2d473e9e91a138abf75400beaa1cbe2a09eaf6d713d52c963a9386c1b132e044462ab3d8e24fde643f3bc01af22de8861721a04282192e2eb1d8196a78e0b0b
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SSDEEP
12288:ZMrpy90JtSeGs06LMKRyx65hLuybvjMSKE3BIgfsXNTAptvAF0sfigvw4/fhL+zK:UyVEMcfayTjLt3BHfyNytI0sagvVqm
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
from
176.113.115.145:4125
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auth_value
8633e283485822a4a48f0a41d5397566
Signatures
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro9410.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro9410.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro9410.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro9410.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro9410.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro9410.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 19 IoCs
resource yara_rule behavioral1/memory/3296-189-0x0000000006030000-0x000000000606F000-memory.dmp family_redline behavioral1/memory/3296-190-0x0000000006030000-0x000000000606F000-memory.dmp family_redline behavioral1/memory/3296-192-0x0000000006030000-0x000000000606F000-memory.dmp family_redline behavioral1/memory/3296-196-0x0000000006030000-0x000000000606F000-memory.dmp family_redline behavioral1/memory/3296-194-0x0000000006030000-0x000000000606F000-memory.dmp family_redline behavioral1/memory/3296-198-0x0000000006030000-0x000000000606F000-memory.dmp family_redline behavioral1/memory/3296-200-0x0000000006030000-0x000000000606F000-memory.dmp family_redline behavioral1/memory/3296-202-0x0000000006030000-0x000000000606F000-memory.dmp family_redline behavioral1/memory/3296-204-0x0000000006030000-0x000000000606F000-memory.dmp family_redline behavioral1/memory/3296-206-0x0000000006030000-0x000000000606F000-memory.dmp family_redline behavioral1/memory/3296-208-0x0000000006030000-0x000000000606F000-memory.dmp family_redline behavioral1/memory/3296-210-0x0000000006030000-0x000000000606F000-memory.dmp family_redline behavioral1/memory/3296-212-0x0000000006030000-0x000000000606F000-memory.dmp family_redline behavioral1/memory/3296-216-0x0000000006030000-0x000000000606F000-memory.dmp family_redline behavioral1/memory/3296-214-0x0000000006030000-0x000000000606F000-memory.dmp family_redline behavioral1/memory/3296-218-0x0000000006030000-0x000000000606F000-memory.dmp family_redline behavioral1/memory/3296-220-0x0000000006030000-0x000000000606F000-memory.dmp family_redline behavioral1/memory/3296-222-0x0000000006030000-0x000000000606F000-memory.dmp family_redline behavioral1/memory/3296-318-0x0000000006080000-0x0000000006090000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 3572 un849882.exe 4596 pro9410.exe 3296 qu5919.exe 4480 si282092.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 Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro9410.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro9410.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 75fc7d5c17968ea2fd74ff0665b791426b2e03012b3eb6b3633d978ea9584824.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\\\"" 75fc7d5c17968ea2fd74ff0665b791426b2e03012b3eb6b3633d978ea9584824.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un849882.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\\\"" un849882.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 2 IoCs
pid pid_target Process procid_target 1752 4596 WerFault.exe 83 4160 3296 WerFault.exe 89 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4596 pro9410.exe 4596 pro9410.exe 3296 qu5919.exe 3296 qu5919.exe 4480 si282092.exe 4480 si282092.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4596 pro9410.exe Token: SeDebugPrivilege 3296 qu5919.exe Token: SeDebugPrivilege 4480 si282092.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1948 wrote to memory of 3572 1948 75fc7d5c17968ea2fd74ff0665b791426b2e03012b3eb6b3633d978ea9584824.exe 82 PID 1948 wrote to memory of 3572 1948 75fc7d5c17968ea2fd74ff0665b791426b2e03012b3eb6b3633d978ea9584824.exe 82 PID 1948 wrote to memory of 3572 1948 75fc7d5c17968ea2fd74ff0665b791426b2e03012b3eb6b3633d978ea9584824.exe 82 PID 3572 wrote to memory of 4596 3572 un849882.exe 83 PID 3572 wrote to memory of 4596 3572 un849882.exe 83 PID 3572 wrote to memory of 4596 3572 un849882.exe 83 PID 3572 wrote to memory of 3296 3572 un849882.exe 89 PID 3572 wrote to memory of 3296 3572 un849882.exe 89 PID 3572 wrote to memory of 3296 3572 un849882.exe 89 PID 1948 wrote to memory of 4480 1948 75fc7d5c17968ea2fd74ff0665b791426b2e03012b3eb6b3633d978ea9584824.exe 93 PID 1948 wrote to memory of 4480 1948 75fc7d5c17968ea2fd74ff0665b791426b2e03012b3eb6b3633d978ea9584824.exe 93 PID 1948 wrote to memory of 4480 1948 75fc7d5c17968ea2fd74ff0665b791426b2e03012b3eb6b3633d978ea9584824.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\75fc7d5c17968ea2fd74ff0665b791426b2e03012b3eb6b3633d978ea9584824.exe"C:\Users\Admin\AppData\Local\Temp\75fc7d5c17968ea2fd74ff0665b791426b2e03012b3eb6b3633d978ea9584824.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1948 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un849882.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un849882.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3572 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9410.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9410.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4596 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 10884⤵
- Program crash
PID:1752
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5919.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5919.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3296 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3296 -s 13484⤵
- Program crash
PID:4160
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si282092.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si282092.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4480
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4596 -ip 45961⤵PID:4556
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 3296 -ip 32961⤵PID:4764
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD504a90a9219273931dffdd3ddba131ca2
SHA1a25d8ecf76bf6732699d9bbfcac4205fdac52f3a
SHA256dfc4fbc2a6c6c7156303f1fea94673cb669f2da24159b15799f82ddf3808aa28
SHA51259858678d0a66de71504f6c138576e614c6f940913320a08ed102e4c5fb2dae110c781d355d042016363887ce6a3dc7c860a40dc0226bd6e654a625a1c8e3353
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Filesize
175KB
MD504a90a9219273931dffdd3ddba131ca2
SHA1a25d8ecf76bf6732699d9bbfcac4205fdac52f3a
SHA256dfc4fbc2a6c6c7156303f1fea94673cb669f2da24159b15799f82ddf3808aa28
SHA51259858678d0a66de71504f6c138576e614c6f940913320a08ed102e4c5fb2dae110c781d355d042016363887ce6a3dc7c860a40dc0226bd6e654a625a1c8e3353
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Filesize
548KB
MD5ca6677c8b333996471133d575e17958a
SHA1b4f517b64ecdbe2ee2fa2ce7c9b3f4547a341613
SHA25653f53baa06f115198e631f5127442e306012006856c28ecd77b507f5ae2b55a8
SHA512190b623ba9d5b5f9f5ffc03f414155b586ec6dd494a3a7a1f70e474557df6309d3c0b3aac8d68d6a67467a5c7eddc69a3d803ab45c82175a0e3a6a87cebd2eb1
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Filesize
548KB
MD5ca6677c8b333996471133d575e17958a
SHA1b4f517b64ecdbe2ee2fa2ce7c9b3f4547a341613
SHA25653f53baa06f115198e631f5127442e306012006856c28ecd77b507f5ae2b55a8
SHA512190b623ba9d5b5f9f5ffc03f414155b586ec6dd494a3a7a1f70e474557df6309d3c0b3aac8d68d6a67467a5c7eddc69a3d803ab45c82175a0e3a6a87cebd2eb1
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Filesize
291KB
MD5870d374c68267091cd6613a3c5a419ef
SHA1cab0268f9ebb64b57ff648260afa18b80222a743
SHA256e3fcd4dcbc53a8b020a50511736b55fb3f11a1a4010edb8a7ea7adc8fb21b844
SHA51274883ef9c2a03ce2bdff7bb41aec95636c9ae3c5135db67c15f7675c7d6a3eb0e3561871486e62c4b023e2f7396edb171e760fb0ce677e4879d821d2d6feb083
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Filesize
291KB
MD5870d374c68267091cd6613a3c5a419ef
SHA1cab0268f9ebb64b57ff648260afa18b80222a743
SHA256e3fcd4dcbc53a8b020a50511736b55fb3f11a1a4010edb8a7ea7adc8fb21b844
SHA51274883ef9c2a03ce2bdff7bb41aec95636c9ae3c5135db67c15f7675c7d6a3eb0e3561871486e62c4b023e2f7396edb171e760fb0ce677e4879d821d2d6feb083
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Filesize
345KB
MD5f8b7ede00420c744164cdbfcff331360
SHA1ae4c4b8d8ec76089ad2598a6c0737ed1b24b1fdd
SHA256f65c7d9f6dc8138477b45231d86faf26f78e5d0705768849a5ed4ed055f98b5a
SHA51235cc1845980bf56e23b44bc7101cee1987cef715ff4b7cd07dec0b892f2580f56bb209e97591629145df2dde29f147b3450a0658b6ee81403812b77bb071f5ae
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Filesize
345KB
MD5f8b7ede00420c744164cdbfcff331360
SHA1ae4c4b8d8ec76089ad2598a6c0737ed1b24b1fdd
SHA256f65c7d9f6dc8138477b45231d86faf26f78e5d0705768849a5ed4ed055f98b5a
SHA51235cc1845980bf56e23b44bc7101cee1987cef715ff4b7cd07dec0b892f2580f56bb209e97591629145df2dde29f147b3450a0658b6ee81403812b77bb071f5ae