Analysis
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max time kernel
72s -
max time network
122s -
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 02:03
Static task
static1
Behavioral task
behavioral1
Sample
22d19ff01e8ddfec2a584aac9aac8d39bfce610981cc0357b91b31834c82e84b.exe
Resource
win10v2004-20230220-en
General
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Target
22d19ff01e8ddfec2a584aac9aac8d39bfce610981cc0357b91b31834c82e84b.exe
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Size
689KB
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MD5
4fde53ea63a554403edb90271c1ef2fd
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SHA1
1ea0270882dc61358a1edfe3d09f2c710b595ad3
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SHA256
22d19ff01e8ddfec2a584aac9aac8d39bfce610981cc0357b91b31834c82e84b
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SHA512
1857ebdc5f0a7faae24c5e461f0dd403abb66e2f4ee2cb4a55b5c83cfd6acc658bea3f61dfe0148d46ed5d4cb855da33834d56f59a99c6f70e4bd98b03801e2d
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SSDEEP
12288:xMr0y90br+VFG2aggOtcJXYB/LqXi45tXum1vJmJpvIFzbfigg/tCWB9s+:xyC3sc1MeXlX33mJpQzbagXv+
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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Processes:
pro4283.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro4283.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro4283.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro4283.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro4283.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro4283.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro4283.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 19 IoCs
Processes:
resource yara_rule behavioral1/memory/4236-192-0x0000000003A90000-0x0000000003ACF000-memory.dmp family_redline behavioral1/memory/4236-196-0x0000000003A90000-0x0000000003ACF000-memory.dmp family_redline behavioral1/memory/4236-194-0x0000000003A90000-0x0000000003ACF000-memory.dmp family_redline behavioral1/memory/4236-191-0x0000000003A90000-0x0000000003ACF000-memory.dmp family_redline behavioral1/memory/4236-198-0x0000000003A90000-0x0000000003ACF000-memory.dmp family_redline behavioral1/memory/4236-203-0x0000000003A90000-0x0000000003ACF000-memory.dmp family_redline behavioral1/memory/4236-206-0x0000000003A90000-0x0000000003ACF000-memory.dmp family_redline behavioral1/memory/4236-208-0x0000000003A90000-0x0000000003ACF000-memory.dmp family_redline behavioral1/memory/4236-210-0x0000000003A90000-0x0000000003ACF000-memory.dmp family_redline behavioral1/memory/4236-212-0x0000000003A90000-0x0000000003ACF000-memory.dmp family_redline behavioral1/memory/4236-214-0x0000000003A90000-0x0000000003ACF000-memory.dmp family_redline behavioral1/memory/4236-216-0x0000000003A90000-0x0000000003ACF000-memory.dmp family_redline behavioral1/memory/4236-218-0x0000000003A90000-0x0000000003ACF000-memory.dmp family_redline behavioral1/memory/4236-220-0x0000000003A90000-0x0000000003ACF000-memory.dmp family_redline behavioral1/memory/4236-222-0x0000000003A90000-0x0000000003ACF000-memory.dmp family_redline behavioral1/memory/4236-224-0x0000000003A90000-0x0000000003ACF000-memory.dmp family_redline behavioral1/memory/4236-226-0x0000000003A90000-0x0000000003ACF000-memory.dmp family_redline behavioral1/memory/4236-228-0x0000000003A90000-0x0000000003ACF000-memory.dmp family_redline behavioral1/memory/4236-1111-0x0000000003740000-0x0000000003750000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
un992787.exepro4283.exequ2337.exesi399035.exepid process 1336 un992787.exe 972 pro4283.exe 4236 qu2337.exe 2936 si399035.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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Processes:
pro4283.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro4283.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro4283.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
Processes:
un992787.exe22d19ff01e8ddfec2a584aac9aac8d39bfce610981cc0357b91b31834c82e84b.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un992787.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\\\"" un992787.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 22d19ff01e8ddfec2a584aac9aac8d39bfce610981cc0357b91b31834c82e84b.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\\\"" 22d19ff01e8ddfec2a584aac9aac8d39bfce610981cc0357b91b31834c82e84b.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
Processes:
WerFault.exeWerFault.exepid pid_target process target process 4552 972 WerFault.exe pro4283.exe 428 4236 WerFault.exe qu2337.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro4283.exequ2337.exesi399035.exepid process 972 pro4283.exe 972 pro4283.exe 4236 qu2337.exe 4236 qu2337.exe 2936 si399035.exe 2936 si399035.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro4283.exequ2337.exesi399035.exedescription pid process Token: SeDebugPrivilege 972 pro4283.exe Token: SeDebugPrivilege 4236 qu2337.exe Token: SeDebugPrivilege 2936 si399035.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
22d19ff01e8ddfec2a584aac9aac8d39bfce610981cc0357b91b31834c82e84b.exeun992787.exedescription pid process target process PID 4896 wrote to memory of 1336 4896 22d19ff01e8ddfec2a584aac9aac8d39bfce610981cc0357b91b31834c82e84b.exe un992787.exe PID 4896 wrote to memory of 1336 4896 22d19ff01e8ddfec2a584aac9aac8d39bfce610981cc0357b91b31834c82e84b.exe un992787.exe PID 4896 wrote to memory of 1336 4896 22d19ff01e8ddfec2a584aac9aac8d39bfce610981cc0357b91b31834c82e84b.exe un992787.exe PID 1336 wrote to memory of 972 1336 un992787.exe pro4283.exe PID 1336 wrote to memory of 972 1336 un992787.exe pro4283.exe PID 1336 wrote to memory of 972 1336 un992787.exe pro4283.exe PID 1336 wrote to memory of 4236 1336 un992787.exe qu2337.exe PID 1336 wrote to memory of 4236 1336 un992787.exe qu2337.exe PID 1336 wrote to memory of 4236 1336 un992787.exe qu2337.exe PID 4896 wrote to memory of 2936 4896 22d19ff01e8ddfec2a584aac9aac8d39bfce610981cc0357b91b31834c82e84b.exe si399035.exe PID 4896 wrote to memory of 2936 4896 22d19ff01e8ddfec2a584aac9aac8d39bfce610981cc0357b91b31834c82e84b.exe si399035.exe PID 4896 wrote to memory of 2936 4896 22d19ff01e8ddfec2a584aac9aac8d39bfce610981cc0357b91b31834c82e84b.exe si399035.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\22d19ff01e8ddfec2a584aac9aac8d39bfce610981cc0357b91b31834c82e84b.exe"C:\Users\Admin\AppData\Local\Temp\22d19ff01e8ddfec2a584aac9aac8d39bfce610981cc0357b91b31834c82e84b.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4896 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un992787.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un992787.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1336 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4283.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4283.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:972 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 972 -s 10804⤵
- Program crash
PID:4552 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2337.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2337.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4236 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4236 -s 12844⤵
- Program crash
PID:428 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si399035.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si399035.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2936
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 972 -ip 9721⤵PID:4620
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4236 -ip 42361⤵PID:916
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD546f81c84b1e3b99c8f417c2d1909efb0
SHA1781de17c9330f5712194b8b2fd7d12b1d27fdd0e
SHA2568720be555aded920c7fc8f7a1f3bce919d40cc65c63d3f70d02d70acd01e566d
SHA51294f7124874c3564d882adc03bd141c18e48c439582f53312fdecce0d707d31c5fbda433089c27ffd46baa60b46284fe55bc10f87fef60586b2b2ae6770a7f8ee
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Filesize
175KB
MD546f81c84b1e3b99c8f417c2d1909efb0
SHA1781de17c9330f5712194b8b2fd7d12b1d27fdd0e
SHA2568720be555aded920c7fc8f7a1f3bce919d40cc65c63d3f70d02d70acd01e566d
SHA51294f7124874c3564d882adc03bd141c18e48c439582f53312fdecce0d707d31c5fbda433089c27ffd46baa60b46284fe55bc10f87fef60586b2b2ae6770a7f8ee
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Filesize
547KB
MD511e66fba911572a3e206bae96f2bf2af
SHA189f3ee72fe18c9f9246fe56bd4e20ecc9fbe02b8
SHA2565a33f6a8480d2a8853b26edfc48a83e080308a503aa2c18b7da0021f1ae63e5c
SHA512f45df40ebf196689adeaa390fee41b1339b947f454b4ec5b27b65a415f04e23dce3307070f623b547f47b9c7ddc4ce3a22bd1529793033ce74a8bced37dd406b
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Filesize
547KB
MD511e66fba911572a3e206bae96f2bf2af
SHA189f3ee72fe18c9f9246fe56bd4e20ecc9fbe02b8
SHA2565a33f6a8480d2a8853b26edfc48a83e080308a503aa2c18b7da0021f1ae63e5c
SHA512f45df40ebf196689adeaa390fee41b1339b947f454b4ec5b27b65a415f04e23dce3307070f623b547f47b9c7ddc4ce3a22bd1529793033ce74a8bced37dd406b
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Filesize
291KB
MD51595e256f77d7a6f8620eec4465134bb
SHA1fa49c6d50fdf7c911b0f7c5cb45e0c7fe0662c7c
SHA256c8163d8fbf7bbc2c86fc2fcfda6c55f464a25092ca9a17cce360c5a5ad83928f
SHA512e1c83539759fcacd1878daaf1d67402585db67ff1e7c2f7ebfcd8aa525f6d6aa64ea0f026216c1553f4cdfe6e0a2c30fa768b2f0f3d0bc69b5dfad541fecc786
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Filesize
291KB
MD51595e256f77d7a6f8620eec4465134bb
SHA1fa49c6d50fdf7c911b0f7c5cb45e0c7fe0662c7c
SHA256c8163d8fbf7bbc2c86fc2fcfda6c55f464a25092ca9a17cce360c5a5ad83928f
SHA512e1c83539759fcacd1878daaf1d67402585db67ff1e7c2f7ebfcd8aa525f6d6aa64ea0f026216c1553f4cdfe6e0a2c30fa768b2f0f3d0bc69b5dfad541fecc786
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Filesize
345KB
MD58fd8be80113ae390776553c2ca6f7bc4
SHA133ee25536aa050a62b7f07c7df0b7e5b4a855f6e
SHA2569369df95ca26235ca8bd1882b6ad3bbce520bde72a3c0c38de446f7ca9f8d578
SHA512ac1ecfb59a09c32781fdd06f2c22c4c5be7e30d40feaadb014a6f5808c5d85a8065b9129bfb833072f0738c39ab25232eb1ebf21442d07a162a5b7932d82d360
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Filesize
345KB
MD58fd8be80113ae390776553c2ca6f7bc4
SHA133ee25536aa050a62b7f07c7df0b7e5b4a855f6e
SHA2569369df95ca26235ca8bd1882b6ad3bbce520bde72a3c0c38de446f7ca9f8d578
SHA512ac1ecfb59a09c32781fdd06f2c22c4c5be7e30d40feaadb014a6f5808c5d85a8065b9129bfb833072f0738c39ab25232eb1ebf21442d07a162a5b7932d82d360