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Analysis
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max time kernel
76s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
24/03/2023, 22:02
Static task
static1
Behavioral task
behavioral1
Sample
9d4bebc7982954dd24a06348632ff457c044dd92e93fa2b98f5acf29adffd53d.exe
Resource
win10v2004-20230220-en
General
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Target
9d4bebc7982954dd24a06348632ff457c044dd92e93fa2b98f5acf29adffd53d.exe
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Size
554KB
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MD5
c5627d8d420e29c79f0ebeb563f38bfc
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SHA1
0420ed1abbb21c830b973351a63a1f00d44bc520
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SHA256
9d4bebc7982954dd24a06348632ff457c044dd92e93fa2b98f5acf29adffd53d
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SHA512
c076bd2b9037b15ce18c95022c185499d5bc025555788a25866e2ee40b1131e4db5c3a6be0a712e05f0b33a3292c90cb012d8d3fb85821de62db539a72ddab83
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SSDEEP
12288:sMr2y90BF9GF9pgSPJ2BKchPhN8gBAp9QhIUIfznKtZAqgl:CyCF0f5B2BNhv8OoUuzn0+n
Malware Config
Extracted
redline
boris
193.233.20.32:4125
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auth_value
766b5bdf6dbefcf7ca223351952fc38f
Extracted
redline
gena
193.233.20.32:4125
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auth_value
93c20961cb6b06b2d5781c212db6201e
Signatures
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro3891.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro3891.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro3891.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro3891.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro3891.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro3891.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 33 IoCs
resource yara_rule behavioral1/memory/4752-156-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-158-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-161-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-163-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-165-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-169-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-171-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-167-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-173-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-175-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-183-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-181-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-179-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-185-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-177-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-187-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-191-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-189-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-195-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-193-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-197-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-201-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-199-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-205-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-207-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-203-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-209-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-215-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-219-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-217-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-221-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-213-0x0000000004950000-0x000000000498F000-memory.dmp family_redline behavioral1/memory/4752-211-0x0000000004950000-0x000000000498F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 1556 unio9611.exe 492 pro3891.exe 4752 qu6481.exe 3560 si823222.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 Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro3891.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 9d4bebc7982954dd24a06348632ff457c044dd92e93fa2b98f5acf29adffd53d.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\\\"" 9d4bebc7982954dd24a06348632ff457c044dd92e93fa2b98f5acf29adffd53d.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio9611.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\\\"" unio9611.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 1 IoCs
pid pid_target Process procid_target 4400 4752 WerFault.exe 96 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 492 pro3891.exe 492 pro3891.exe 4752 qu6481.exe 4752 qu6481.exe 3560 si823222.exe 3560 si823222.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 492 pro3891.exe Token: SeDebugPrivilege 4752 qu6481.exe Token: SeDebugPrivilege 3560 si823222.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 5092 wrote to memory of 1556 5092 9d4bebc7982954dd24a06348632ff457c044dd92e93fa2b98f5acf29adffd53d.exe 85 PID 5092 wrote to memory of 1556 5092 9d4bebc7982954dd24a06348632ff457c044dd92e93fa2b98f5acf29adffd53d.exe 85 PID 5092 wrote to memory of 1556 5092 9d4bebc7982954dd24a06348632ff457c044dd92e93fa2b98f5acf29adffd53d.exe 85 PID 1556 wrote to memory of 492 1556 unio9611.exe 86 PID 1556 wrote to memory of 492 1556 unio9611.exe 86 PID 1556 wrote to memory of 4752 1556 unio9611.exe 96 PID 1556 wrote to memory of 4752 1556 unio9611.exe 96 PID 1556 wrote to memory of 4752 1556 unio9611.exe 96 PID 5092 wrote to memory of 3560 5092 9d4bebc7982954dd24a06348632ff457c044dd92e93fa2b98f5acf29adffd53d.exe 104 PID 5092 wrote to memory of 3560 5092 9d4bebc7982954dd24a06348632ff457c044dd92e93fa2b98f5acf29adffd53d.exe 104 PID 5092 wrote to memory of 3560 5092 9d4bebc7982954dd24a06348632ff457c044dd92e93fa2b98f5acf29adffd53d.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\9d4bebc7982954dd24a06348632ff457c044dd92e93fa2b98f5acf29adffd53d.exe"C:\Users\Admin\AppData\Local\Temp\9d4bebc7982954dd24a06348632ff457c044dd92e93fa2b98f5acf29adffd53d.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5092 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio9611.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio9611.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1556 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3891.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3891.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:492
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6481.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6481.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4752 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4752 -s 13364⤵
- Program crash
PID:4400
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si823222.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si823222.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3560
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4752 -ip 47521⤵PID:2136
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5f50023c2c4bad1bbf51efde95c575b28
SHA19e02fe5ecc82f471d8c078a0d4b9ce02fdf69ce1
SHA256a491d4a9a89a7103f18f402d20df34f1ae56d18bc779ff8a4681f52a3e65cbdb
SHA512d869c3c475811fdce251a700556018d98c639c28ec838f31e0fb3a9f91743843393d77735f14b992a7407356d109b680e2b9687385bae2ed7ffaef88b7c9fa57
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Filesize
175KB
MD5f50023c2c4bad1bbf51efde95c575b28
SHA19e02fe5ecc82f471d8c078a0d4b9ce02fdf69ce1
SHA256a491d4a9a89a7103f18f402d20df34f1ae56d18bc779ff8a4681f52a3e65cbdb
SHA512d869c3c475811fdce251a700556018d98c639c28ec838f31e0fb3a9f91743843393d77735f14b992a7407356d109b680e2b9687385bae2ed7ffaef88b7c9fa57
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Filesize
412KB
MD53a4ae73b3e3b4794f089e9d92ccd2ff2
SHA1abf709af2c9c277cc41b5b81aca3b8fb73b5275e
SHA2567b446d11e407d8e23b0661c570b2bf6ea874933726270dd9c0cdc9d481e4d5b2
SHA5129799adb2667228eca91996c3234f76c8daf51274544a0c3fabec0d7c00eb53fab5f2bb992c63194f686b026fea1abb5c5ac702d80c9c69df38e48d0cc5c19189
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Filesize
412KB
MD53a4ae73b3e3b4794f089e9d92ccd2ff2
SHA1abf709af2c9c277cc41b5b81aca3b8fb73b5275e
SHA2567b446d11e407d8e23b0661c570b2bf6ea874933726270dd9c0cdc9d481e4d5b2
SHA5129799adb2667228eca91996c3234f76c8daf51274544a0c3fabec0d7c00eb53fab5f2bb992c63194f686b026fea1abb5c5ac702d80c9c69df38e48d0cc5c19189
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
387KB
MD5aaad6917aa3cd7b43ddd36685551e764
SHA18e2794272ea8ef061b59c705ebbb6c473a24149d
SHA256af22c84c326a21ffc416e406ba95fe48a10d5d84b4a0c75408c13643491fd441
SHA512e03411cc12f82c930c14e91dfdc76f15c961065d2c445540188488f00ae5959fefb96b6c5af91b4b51bc594330e9e1ae6a11c2e70023b3528be650450760ce65
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Filesize
387KB
MD5aaad6917aa3cd7b43ddd36685551e764
SHA18e2794272ea8ef061b59c705ebbb6c473a24149d
SHA256af22c84c326a21ffc416e406ba95fe48a10d5d84b4a0c75408c13643491fd441
SHA512e03411cc12f82c930c14e91dfdc76f15c961065d2c445540188488f00ae5959fefb96b6c5af91b4b51bc594330e9e1ae6a11c2e70023b3528be650450760ce65