Analysis
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max time kernel
93s -
max time network
151s -
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 03:57
Static task
static1
Behavioral task
behavioral1
Sample
ea0689bb1b68b18d82435c5deb708ac0cc5019648c95f204d3e705d13c1ecac3.exe
Resource
win10v2004-20230220-en
General
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Target
ea0689bb1b68b18d82435c5deb708ac0cc5019648c95f204d3e705d13c1ecac3.exe
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Size
690KB
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MD5
bbbfc66a73284db051aa0da5dcfa5230
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SHA1
4bd3019830822979fea5a622268685dc8d3046f5
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SHA256
ea0689bb1b68b18d82435c5deb708ac0cc5019648c95f204d3e705d13c1ecac3
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SHA512
ab3c08927cd82e31414ff0d0bbab14f58a7acf7e759b0174410bf2e2c047ef7840a43a9046ff08d5d565333e21d3a3ce87e3d13fc66a758493f12b4b044d1cd5
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SSDEEP
12288:vMrsy908a7xUP0DCyV65hLuSTRcNgyx9atvxvRF3kfigzMJnaTi:jy0xdPIfaeRGg+aBxz3kagzJi
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:
pro0706.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro0706.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro0706.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro0706.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro0706.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro0706.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro0706.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/8-190-0x0000000006590000-0x00000000065CF000-memory.dmp family_redline behavioral1/memory/8-191-0x0000000006590000-0x00000000065CF000-memory.dmp family_redline behavioral1/memory/8-193-0x0000000006590000-0x00000000065CF000-memory.dmp family_redline behavioral1/memory/8-195-0x0000000006590000-0x00000000065CF000-memory.dmp family_redline behavioral1/memory/8-197-0x0000000006590000-0x00000000065CF000-memory.dmp family_redline behavioral1/memory/8-199-0x0000000006590000-0x00000000065CF000-memory.dmp family_redline behavioral1/memory/8-201-0x0000000006590000-0x00000000065CF000-memory.dmp family_redline behavioral1/memory/8-203-0x0000000006590000-0x00000000065CF000-memory.dmp family_redline behavioral1/memory/8-205-0x0000000006590000-0x00000000065CF000-memory.dmp family_redline behavioral1/memory/8-208-0x0000000006590000-0x00000000065CF000-memory.dmp family_redline behavioral1/memory/8-215-0x0000000006590000-0x00000000065CF000-memory.dmp family_redline behavioral1/memory/8-211-0x0000000006590000-0x00000000065CF000-memory.dmp family_redline behavioral1/memory/8-217-0x0000000006590000-0x00000000065CF000-memory.dmp family_redline behavioral1/memory/8-219-0x0000000006590000-0x00000000065CF000-memory.dmp family_redline behavioral1/memory/8-221-0x0000000006590000-0x00000000065CF000-memory.dmp family_redline behavioral1/memory/8-223-0x0000000006590000-0x00000000065CF000-memory.dmp family_redline behavioral1/memory/8-225-0x0000000006590000-0x00000000065CF000-memory.dmp family_redline behavioral1/memory/8-227-0x0000000006590000-0x00000000065CF000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
un904540.exepro0706.exequ1074.exesi553928.exepid process 4280 un904540.exe 5064 pro0706.exe 8 qu1074.exe 3900 si553928.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:
pro0706.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro0706.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro0706.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:
ea0689bb1b68b18d82435c5deb708ac0cc5019648c95f204d3e705d13c1ecac3.exeun904540.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce ea0689bb1b68b18d82435c5deb708ac0cc5019648c95f204d3e705d13c1ecac3.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\\\"" ea0689bb1b68b18d82435c5deb708ac0cc5019648c95f204d3e705d13c1ecac3.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un904540.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\\\"" un904540.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 2856 5064 WerFault.exe pro0706.exe 1744 8 WerFault.exe qu1074.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro0706.exequ1074.exesi553928.exepid process 5064 pro0706.exe 5064 pro0706.exe 8 qu1074.exe 8 qu1074.exe 3900 si553928.exe 3900 si553928.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro0706.exequ1074.exesi553928.exedescription pid process Token: SeDebugPrivilege 5064 pro0706.exe Token: SeDebugPrivilege 8 qu1074.exe Token: SeDebugPrivilege 3900 si553928.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
ea0689bb1b68b18d82435c5deb708ac0cc5019648c95f204d3e705d13c1ecac3.exeun904540.exedescription pid process target process PID 4944 wrote to memory of 4280 4944 ea0689bb1b68b18d82435c5deb708ac0cc5019648c95f204d3e705d13c1ecac3.exe un904540.exe PID 4944 wrote to memory of 4280 4944 ea0689bb1b68b18d82435c5deb708ac0cc5019648c95f204d3e705d13c1ecac3.exe un904540.exe PID 4944 wrote to memory of 4280 4944 ea0689bb1b68b18d82435c5deb708ac0cc5019648c95f204d3e705d13c1ecac3.exe un904540.exe PID 4280 wrote to memory of 5064 4280 un904540.exe pro0706.exe PID 4280 wrote to memory of 5064 4280 un904540.exe pro0706.exe PID 4280 wrote to memory of 5064 4280 un904540.exe pro0706.exe PID 4280 wrote to memory of 8 4280 un904540.exe qu1074.exe PID 4280 wrote to memory of 8 4280 un904540.exe qu1074.exe PID 4280 wrote to memory of 8 4280 un904540.exe qu1074.exe PID 4944 wrote to memory of 3900 4944 ea0689bb1b68b18d82435c5deb708ac0cc5019648c95f204d3e705d13c1ecac3.exe si553928.exe PID 4944 wrote to memory of 3900 4944 ea0689bb1b68b18d82435c5deb708ac0cc5019648c95f204d3e705d13c1ecac3.exe si553928.exe PID 4944 wrote to memory of 3900 4944 ea0689bb1b68b18d82435c5deb708ac0cc5019648c95f204d3e705d13c1ecac3.exe si553928.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ea0689bb1b68b18d82435c5deb708ac0cc5019648c95f204d3e705d13c1ecac3.exe"C:\Users\Admin\AppData\Local\Temp\ea0689bb1b68b18d82435c5deb708ac0cc5019648c95f204d3e705d13c1ecac3.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4944 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un904540.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un904540.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4280 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0706.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0706.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5064 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5064 -s 10804⤵
- Program crash
PID:2856 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1074.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1074.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:8 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 8 -s 12924⤵
- Program crash
PID:1744 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si553928.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si553928.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3900
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 5064 -ip 50641⤵PID:4344
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 8 -ip 81⤵PID:3424
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5b171c12c92ddfabec26fbdabdb0c9c21
SHA105dbf376ed754e6496b24f1d3350cfea4cc57370
SHA256ca00fc1898ac952bf489a481bfd69fd4752928f1660367f708746600b37755eb
SHA512be015cf3dd68ee82eef8d33d35c8b295157ac88834d1ae68942521b5dbc1a198a9e1ef1efcfbf8e641fd21bb810c1127a9a9110cefaa4c06c840d99bbe965ecc
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Filesize
175KB
MD5b171c12c92ddfabec26fbdabdb0c9c21
SHA105dbf376ed754e6496b24f1d3350cfea4cc57370
SHA256ca00fc1898ac952bf489a481bfd69fd4752928f1660367f708746600b37755eb
SHA512be015cf3dd68ee82eef8d33d35c8b295157ac88834d1ae68942521b5dbc1a198a9e1ef1efcfbf8e641fd21bb810c1127a9a9110cefaa4c06c840d99bbe965ecc
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Filesize
548KB
MD5e70c7b45745db39f62485e15ee746a70
SHA12e05f7742f0035f1f0be9d0b82cf52e4af84fdb0
SHA25644c75735b9f56006db86dbdcd417086f3f8040de95429e83eee8cfe38d6ee9e3
SHA5124b141ea287a7195a61b7bff1f84d177dd198a85adb9ebbb74c85e6a216c9706c27582397788688c08d0216b58742b08f2629983f73b6569ef53787e731b1f7c8
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Filesize
548KB
MD5e70c7b45745db39f62485e15ee746a70
SHA12e05f7742f0035f1f0be9d0b82cf52e4af84fdb0
SHA25644c75735b9f56006db86dbdcd417086f3f8040de95429e83eee8cfe38d6ee9e3
SHA5124b141ea287a7195a61b7bff1f84d177dd198a85adb9ebbb74c85e6a216c9706c27582397788688c08d0216b58742b08f2629983f73b6569ef53787e731b1f7c8
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Filesize
291KB
MD5db90c9af85768db9418df9322d15b7a1
SHA18a728a2b94b436340488f795c3ed17195d9e1439
SHA2569aeb1e3b75c9573a39797f98d13e4e142774a09151a809b19c4889a3e48485d3
SHA512912ef076a284f25b0a6aabb83cdccd57cde5fea9a040fa31cbf7b3db40855399a30b0e229e8c319bafa88a2e4a7d97c75a41526cc0f57c78e975a857e4e8c508
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Filesize
291KB
MD5db90c9af85768db9418df9322d15b7a1
SHA18a728a2b94b436340488f795c3ed17195d9e1439
SHA2569aeb1e3b75c9573a39797f98d13e4e142774a09151a809b19c4889a3e48485d3
SHA512912ef076a284f25b0a6aabb83cdccd57cde5fea9a040fa31cbf7b3db40855399a30b0e229e8c319bafa88a2e4a7d97c75a41526cc0f57c78e975a857e4e8c508
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Filesize
345KB
MD5164daf57ff9a338148a52b3f5de05415
SHA14b2c01b6448f86fa60a726ff27aa2bc4dfd752cd
SHA256b37aabc61f6042e6fb2d5a2126c4349c3f12459efae31f82c04a491c5e9506e6
SHA5124a600a54c80c04e5409c3c1b166479c1b5b08201ca5427ec2b2df13b2bb0a23f40596cb398574aa101cff9944b173ed500b98de8b9d58172b7f786bd0ea52f19
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Filesize
345KB
MD5164daf57ff9a338148a52b3f5de05415
SHA14b2c01b6448f86fa60a726ff27aa2bc4dfd752cd
SHA256b37aabc61f6042e6fb2d5a2126c4349c3f12459efae31f82c04a491c5e9506e6
SHA5124a600a54c80c04e5409c3c1b166479c1b5b08201ca5427ec2b2df13b2bb0a23f40596cb398574aa101cff9944b173ed500b98de8b9d58172b7f786bd0ea52f19