Analysis
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max time kernel
100s -
max time network
123s -
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 03:16
Static task
static1
Behavioral task
behavioral1
Sample
aafbf6524e4a1477534396927d4080175380ec3dc11160e21dbf2819b72127ff.exe
Resource
win10v2004-20230220-en
General
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Target
aafbf6524e4a1477534396927d4080175380ec3dc11160e21dbf2819b72127ff.exe
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Size
688KB
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MD5
0d426b707bcc29bc8880fdaf12aa5f63
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SHA1
95e0570bd36533d2bcdf4e8f45570306f5e274a4
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SHA256
aafbf6524e4a1477534396927d4080175380ec3dc11160e21dbf2819b72127ff
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SHA512
8abd4331dac4b16b16527f87829bed2b9b37060fa95a16ee048ac189beb51c6354113d7fe410d6996d50946ce1a7874557a553d706a03b794db71e78b435a882
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SSDEEP
12288:1MrRy90CDVjvZUCAXyt65hLuRHyiwNobwOmJMvQFbOfig7y8vSI7R:0yzOigfadwOmJMYbOag7pvSs
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:
pro7381.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro7381.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro7381.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro7381.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro7381.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro7381.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro7381.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 18 IoCs
Processes:
resource yara_rule behavioral1/memory/4136-186-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/4136-187-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/4136-189-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/4136-191-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/4136-193-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/4136-195-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/4136-197-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/4136-200-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/4136-203-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/4136-207-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/4136-209-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/4136-211-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/4136-213-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/4136-215-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/4136-217-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/4136-219-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/4136-221-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/4136-223-0x0000000006020000-0x000000000605F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
un180917.exepro7381.exequ7802.exesi073395.exepid process 3020 un180917.exe 3984 pro7381.exe 4136 qu7802.exe 2352 si073395.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:
pro7381.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro7381.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro7381.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:
aafbf6524e4a1477534396927d4080175380ec3dc11160e21dbf2819b72127ff.exeun180917.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce aafbf6524e4a1477534396927d4080175380ec3dc11160e21dbf2819b72127ff.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\\\"" aafbf6524e4a1477534396927d4080175380ec3dc11160e21dbf2819b72127ff.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un180917.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\\\"" un180917.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 4468 3984 WerFault.exe pro7381.exe 2800 4136 WerFault.exe qu7802.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro7381.exequ7802.exesi073395.exepid process 3984 pro7381.exe 3984 pro7381.exe 4136 qu7802.exe 4136 qu7802.exe 2352 si073395.exe 2352 si073395.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro7381.exequ7802.exesi073395.exedescription pid process Token: SeDebugPrivilege 3984 pro7381.exe Token: SeDebugPrivilege 4136 qu7802.exe Token: SeDebugPrivilege 2352 si073395.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
aafbf6524e4a1477534396927d4080175380ec3dc11160e21dbf2819b72127ff.exeun180917.exedescription pid process target process PID 2040 wrote to memory of 3020 2040 aafbf6524e4a1477534396927d4080175380ec3dc11160e21dbf2819b72127ff.exe un180917.exe PID 2040 wrote to memory of 3020 2040 aafbf6524e4a1477534396927d4080175380ec3dc11160e21dbf2819b72127ff.exe un180917.exe PID 2040 wrote to memory of 3020 2040 aafbf6524e4a1477534396927d4080175380ec3dc11160e21dbf2819b72127ff.exe un180917.exe PID 3020 wrote to memory of 3984 3020 un180917.exe pro7381.exe PID 3020 wrote to memory of 3984 3020 un180917.exe pro7381.exe PID 3020 wrote to memory of 3984 3020 un180917.exe pro7381.exe PID 3020 wrote to memory of 4136 3020 un180917.exe qu7802.exe PID 3020 wrote to memory of 4136 3020 un180917.exe qu7802.exe PID 3020 wrote to memory of 4136 3020 un180917.exe qu7802.exe PID 2040 wrote to memory of 2352 2040 aafbf6524e4a1477534396927d4080175380ec3dc11160e21dbf2819b72127ff.exe si073395.exe PID 2040 wrote to memory of 2352 2040 aafbf6524e4a1477534396927d4080175380ec3dc11160e21dbf2819b72127ff.exe si073395.exe PID 2040 wrote to memory of 2352 2040 aafbf6524e4a1477534396927d4080175380ec3dc11160e21dbf2819b72127ff.exe si073395.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\aafbf6524e4a1477534396927d4080175380ec3dc11160e21dbf2819b72127ff.exe"C:\Users\Admin\AppData\Local\Temp\aafbf6524e4a1477534396927d4080175380ec3dc11160e21dbf2819b72127ff.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2040 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un180917.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un180917.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3020 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7381.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7381.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3984 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3984 -s 10884⤵
- Program crash
PID:4468 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7802.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7802.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4136 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4136 -s 13484⤵
- Program crash
PID:2800 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si073395.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si073395.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 476 -p 3984 -ip 39841⤵PID:4964
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4136 -ip 41361⤵PID:4284
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5db1cfa1472855b3845cf6143ae39b1a4
SHA1c820250c7c6e9845c7f1c861899672559b43d6e5
SHA256650e009656089301e93f3c2db33bf07da78d3721b8419e4652bb6884eb935758
SHA512937385b2db9a2ee798e5606480b55d70458d367d571c1ddfcd6d907842e30ddf2a8dfa122a443a285ec8c90a7126a609c0b3c9b3003dd3f0c8880e15dee5e992
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Filesize
175KB
MD5db1cfa1472855b3845cf6143ae39b1a4
SHA1c820250c7c6e9845c7f1c861899672559b43d6e5
SHA256650e009656089301e93f3c2db33bf07da78d3721b8419e4652bb6884eb935758
SHA512937385b2db9a2ee798e5606480b55d70458d367d571c1ddfcd6d907842e30ddf2a8dfa122a443a285ec8c90a7126a609c0b3c9b3003dd3f0c8880e15dee5e992
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Filesize
547KB
MD518302a7f387c0f19946538d37f721dad
SHA18791a36a6e48bc1cf3529890f17eebf79ba392b5
SHA256c1978faa6092fc5e158f10dcaf07058fe1e6f6cb4bb3d0bef87761af8938ccf6
SHA512705a7d43be557a3010a7acb68e7a51005e79e17495e1ad644da13648b8d660d174069d0a8076d9bb91f16f97c24b713862be1729216d5d183c33adffe3c834d4
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Filesize
547KB
MD518302a7f387c0f19946538d37f721dad
SHA18791a36a6e48bc1cf3529890f17eebf79ba392b5
SHA256c1978faa6092fc5e158f10dcaf07058fe1e6f6cb4bb3d0bef87761af8938ccf6
SHA512705a7d43be557a3010a7acb68e7a51005e79e17495e1ad644da13648b8d660d174069d0a8076d9bb91f16f97c24b713862be1729216d5d183c33adffe3c834d4
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Filesize
291KB
MD5a684bf2f3a0116a43dd17ac99b4f2d20
SHA177ba6ec70fbb08c9fe1ac924777d11a5a7f637ab
SHA25698db71f8b0efdf4f5a90d1fc41234ea5b2b83e6074a6f088667f3b77adce562b
SHA51266dc3962ce4a67fd3819a7d243fd0a281289567fd6c25bc4a39f1346e5e427da31e24dc53590091312933855dde57149f2040da059977343f77f40936e449168
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Filesize
291KB
MD5a684bf2f3a0116a43dd17ac99b4f2d20
SHA177ba6ec70fbb08c9fe1ac924777d11a5a7f637ab
SHA25698db71f8b0efdf4f5a90d1fc41234ea5b2b83e6074a6f088667f3b77adce562b
SHA51266dc3962ce4a67fd3819a7d243fd0a281289567fd6c25bc4a39f1346e5e427da31e24dc53590091312933855dde57149f2040da059977343f77f40936e449168
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Filesize
345KB
MD5c14ba79bfc633660253620d09fd42eed
SHA19961aa44fad06b20e4f929e9d722be13bd1a9a86
SHA2564467589f4ea8a02d8a10f59edeb7d5d94629c581478501dfb3bc6ff05ad1a750
SHA5124a5ef3840b3708f80fded7d3a7f3b6e59a6f1a578c21478e2689516281968c60c412eb22c8532f1adab1947ee6140942d5793ab765610b767448a4b2e83b9d6f
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Filesize
345KB
MD5c14ba79bfc633660253620d09fd42eed
SHA19961aa44fad06b20e4f929e9d722be13bd1a9a86
SHA2564467589f4ea8a02d8a10f59edeb7d5d94629c581478501dfb3bc6ff05ad1a750
SHA5124a5ef3840b3708f80fded7d3a7f3b6e59a6f1a578c21478e2689516281968c60c412eb22c8532f1adab1947ee6140942d5793ab765610b767448a4b2e83b9d6f