Analysis
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max time kernel
82s -
max time network
104s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
27-03-2023 22:46
Static task
static1
Behavioral task
behavioral1
Sample
d379a37f5c5c7b2da42166112a10412268ed904ffd5f585106cd3462c332bf74.exe
Resource
win10v2004-20230220-en
General
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Target
d379a37f5c5c7b2da42166112a10412268ed904ffd5f585106cd3462c332bf74.exe
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Size
699KB
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MD5
afbd8bade4aa62ab02d68ac503a3cbc1
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SHA1
6e6d97c0d5dc3489672d9b63447546f88b7997ef
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SHA256
d379a37f5c5c7b2da42166112a10412268ed904ffd5f585106cd3462c332bf74
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SHA512
7bb0e671fbd25c4ad7f288e9fa0834135da774612d6141926ad06d2981188b08cefe2ffb7e866a400fdbf5926d3e03cf7ae4f837da5bdc5e733be5973c499f15
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SSDEEP
12288:rMrfy90OechFFHorvzKdADDAjlMyAaNvj50uDmj7LBq9zjNK:cyj1h8rvu+DDKlMyT50SmHLBq9zjo
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 pro5063.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro5063.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro5063.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro5063.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro5063.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro5063.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 18 IoCs
resource yara_rule behavioral1/memory/3544-191-0x0000000002760000-0x000000000279F000-memory.dmp family_redline behavioral1/memory/3544-192-0x0000000002760000-0x000000000279F000-memory.dmp family_redline behavioral1/memory/3544-194-0x0000000002760000-0x000000000279F000-memory.dmp family_redline behavioral1/memory/3544-196-0x0000000002760000-0x000000000279F000-memory.dmp family_redline behavioral1/memory/3544-198-0x0000000002760000-0x000000000279F000-memory.dmp family_redline behavioral1/memory/3544-200-0x0000000002760000-0x000000000279F000-memory.dmp family_redline behavioral1/memory/3544-202-0x0000000002760000-0x000000000279F000-memory.dmp family_redline behavioral1/memory/3544-204-0x0000000002760000-0x000000000279F000-memory.dmp family_redline behavioral1/memory/3544-206-0x0000000002760000-0x000000000279F000-memory.dmp family_redline behavioral1/memory/3544-208-0x0000000002760000-0x000000000279F000-memory.dmp family_redline behavioral1/memory/3544-210-0x0000000002760000-0x000000000279F000-memory.dmp family_redline behavioral1/memory/3544-215-0x0000000002760000-0x000000000279F000-memory.dmp family_redline behavioral1/memory/3544-217-0x0000000002760000-0x000000000279F000-memory.dmp family_redline behavioral1/memory/3544-219-0x0000000002760000-0x000000000279F000-memory.dmp family_redline behavioral1/memory/3544-221-0x0000000002760000-0x000000000279F000-memory.dmp family_redline behavioral1/memory/3544-223-0x0000000002760000-0x000000000279F000-memory.dmp family_redline behavioral1/memory/3544-225-0x0000000002760000-0x000000000279F000-memory.dmp family_redline behavioral1/memory/3544-227-0x0000000002760000-0x000000000279F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 432 un129736.exe 4532 pro5063.exe 3544 qu7179.exe 4720 si475150.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 pro5063.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro5063.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 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\\\"" d379a37f5c5c7b2da42166112a10412268ed904ffd5f585106cd3462c332bf74.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un129736.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\\\"" un129736.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce d379a37f5c5c7b2da42166112a10412268ed904ffd5f585106cd3462c332bf74.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 3836 4532 WerFault.exe 87 3044 3544 WerFault.exe 96 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4532 pro5063.exe 4532 pro5063.exe 3544 qu7179.exe 3544 qu7179.exe 4720 si475150.exe 4720 si475150.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4532 pro5063.exe Token: SeDebugPrivilege 3544 qu7179.exe Token: SeDebugPrivilege 4720 si475150.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3012 wrote to memory of 432 3012 d379a37f5c5c7b2da42166112a10412268ed904ffd5f585106cd3462c332bf74.exe 86 PID 3012 wrote to memory of 432 3012 d379a37f5c5c7b2da42166112a10412268ed904ffd5f585106cd3462c332bf74.exe 86 PID 3012 wrote to memory of 432 3012 d379a37f5c5c7b2da42166112a10412268ed904ffd5f585106cd3462c332bf74.exe 86 PID 432 wrote to memory of 4532 432 un129736.exe 87 PID 432 wrote to memory of 4532 432 un129736.exe 87 PID 432 wrote to memory of 4532 432 un129736.exe 87 PID 432 wrote to memory of 3544 432 un129736.exe 96 PID 432 wrote to memory of 3544 432 un129736.exe 96 PID 432 wrote to memory of 3544 432 un129736.exe 96 PID 3012 wrote to memory of 4720 3012 d379a37f5c5c7b2da42166112a10412268ed904ffd5f585106cd3462c332bf74.exe 101 PID 3012 wrote to memory of 4720 3012 d379a37f5c5c7b2da42166112a10412268ed904ffd5f585106cd3462c332bf74.exe 101 PID 3012 wrote to memory of 4720 3012 d379a37f5c5c7b2da42166112a10412268ed904ffd5f585106cd3462c332bf74.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\d379a37f5c5c7b2da42166112a10412268ed904ffd5f585106cd3462c332bf74.exe"C:\Users\Admin\AppData\Local\Temp\d379a37f5c5c7b2da42166112a10412268ed904ffd5f585106cd3462c332bf74.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3012 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un129736.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un129736.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:432 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5063.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5063.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4532 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4532 -s 10804⤵
- Program crash
PID:3836
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7179.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7179.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3544 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3544 -s 16444⤵
- Program crash
PID:3044
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si475150.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si475150.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4720
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4532 -ip 45321⤵PID:5020
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 3544 -ip 35441⤵PID:4724
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5d007bccc25f4a58e330bd16abd297ca0
SHA10a862ff17a9d14cadd2c9463cef03dd21905493f
SHA2563e988c7cf3143d2898fe2b372b162394f4da7dca7b84f9b82735a7f3d7c8e7e8
SHA5128344d760154f6e708995224440037288342bae58f62e2979b54b1bce3291c0ea8c43bba640e4459e08b98c10bb90b3149886226324b63d560da362c242e1dfbc
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Filesize
175KB
MD5d007bccc25f4a58e330bd16abd297ca0
SHA10a862ff17a9d14cadd2c9463cef03dd21905493f
SHA2563e988c7cf3143d2898fe2b372b162394f4da7dca7b84f9b82735a7f3d7c8e7e8
SHA5128344d760154f6e708995224440037288342bae58f62e2979b54b1bce3291c0ea8c43bba640e4459e08b98c10bb90b3149886226324b63d560da362c242e1dfbc
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Filesize
558KB
MD5f0abb96e9d9f7f178cce8e392450585f
SHA1e1828eed12849d273934157f2122403f01d49b8f
SHA256ebae6c7413305be55dfc15f2835befeebb4d4711638f3104b5428b5cc1b90bcc
SHA512e4101b6de1df10b23cd04b49d60c69d90e7fea540ba2888a903807066ad5750948d711ea3b3e418c756de8f0ca7918b61ba94a1fbe210ca3d9fa03033893705c
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Filesize
558KB
MD5f0abb96e9d9f7f178cce8e392450585f
SHA1e1828eed12849d273934157f2122403f01d49b8f
SHA256ebae6c7413305be55dfc15f2835befeebb4d4711638f3104b5428b5cc1b90bcc
SHA512e4101b6de1df10b23cd04b49d60c69d90e7fea540ba2888a903807066ad5750948d711ea3b3e418c756de8f0ca7918b61ba94a1fbe210ca3d9fa03033893705c
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Filesize
307KB
MD538789be6104c691293e54b76d78dd109
SHA153eaae27efa3e9f31eaf0bfa0b08125489eae4f0
SHA25657345e5f520f0d8a3330a4c4e728e618ac9350572d0cdd5a64041814e37bbe51
SHA5121494daa255dbdaa1b7f057b8f7b53ad470d8aaf9dc69065504df4ed079f199d786a237a317d6f8d846265331f4d6305e338b67542a55621e925b365a4d5b6c51
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Filesize
307KB
MD538789be6104c691293e54b76d78dd109
SHA153eaae27efa3e9f31eaf0bfa0b08125489eae4f0
SHA25657345e5f520f0d8a3330a4c4e728e618ac9350572d0cdd5a64041814e37bbe51
SHA5121494daa255dbdaa1b7f057b8f7b53ad470d8aaf9dc69065504df4ed079f199d786a237a317d6f8d846265331f4d6305e338b67542a55621e925b365a4d5b6c51
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Filesize
365KB
MD511af4e2c3b213ab8ff3b0a92979a1eb9
SHA12b44ace042700298f273c8cf4587b6630c8251b5
SHA25690b1db929ff18f8e4e3af58658b849242320ad23e0fe04aea7c4b57153a18497
SHA5124545668571fef1188e9fea27a9ec919de20979dec0dacfe9565505122c99e17954c3b000f364cee117d735f0d0a4479b50a0f38a65ee998c8c8756de3c1587c4
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Filesize
365KB
MD511af4e2c3b213ab8ff3b0a92979a1eb9
SHA12b44ace042700298f273c8cf4587b6630c8251b5
SHA25690b1db929ff18f8e4e3af58658b849242320ad23e0fe04aea7c4b57153a18497
SHA5124545668571fef1188e9fea27a9ec919de20979dec0dacfe9565505122c99e17954c3b000f364cee117d735f0d0a4479b50a0f38a65ee998c8c8756de3c1587c4