Analysis
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max time kernel
68s -
max time network
128s -
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 01:33
Static task
static1
Behavioral task
behavioral1
Sample
2fa7ab71d00285a74a2e4efc0e8d1e0c7ea8646b2ef045f1bd43dae3f5a32ed4.exe
Resource
win10v2004-20230220-en
General
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Target
2fa7ab71d00285a74a2e4efc0e8d1e0c7ea8646b2ef045f1bd43dae3f5a32ed4.exe
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Size
689KB
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MD5
71fe3a992f883413faad3e89a3a4d8bb
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SHA1
ba7fa3a1b5ed5c37e067d1b3c80dd7e6ffa1b3fc
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SHA256
2fa7ab71d00285a74a2e4efc0e8d1e0c7ea8646b2ef045f1bd43dae3f5a32ed4
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SHA512
1631a4ffac56f2f043a4a5562d3a222d407344d808a311d203d270705925b643d8a4ec13c56bc777e4ead99708ce6d8dbfa3417783e634c2c54a618103567bc5
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SSDEEP
12288:JMr4y90OwYLm4BZy2+yn65hLu+ZAMSKI3VDksvhtvIF2KfigoA5/PAq:9yRwvu76fa0ALZ3VDbtQ2KagT/P9
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:
pro5001.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro5001.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro5001.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro5001.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro5001.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro5001.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro5001.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 20 IoCs
Processes:
resource yara_rule behavioral1/memory/1228-190-0x0000000003B20000-0x0000000003B5F000-memory.dmp family_redline behavioral1/memory/1228-193-0x0000000003B20000-0x0000000003B5F000-memory.dmp family_redline behavioral1/memory/1228-195-0x0000000003B20000-0x0000000003B5F000-memory.dmp family_redline behavioral1/memory/1228-191-0x0000000003B20000-0x0000000003B5F000-memory.dmp family_redline behavioral1/memory/1228-197-0x0000000003B20000-0x0000000003B5F000-memory.dmp family_redline behavioral1/memory/1228-199-0x0000000003B20000-0x0000000003B5F000-memory.dmp family_redline behavioral1/memory/1228-201-0x0000000003B20000-0x0000000003B5F000-memory.dmp family_redline behavioral1/memory/1228-203-0x0000000003B20000-0x0000000003B5F000-memory.dmp family_redline behavioral1/memory/1228-205-0x0000000003B20000-0x0000000003B5F000-memory.dmp family_redline behavioral1/memory/1228-207-0x0000000003B20000-0x0000000003B5F000-memory.dmp family_redline behavioral1/memory/1228-209-0x0000000003B20000-0x0000000003B5F000-memory.dmp family_redline behavioral1/memory/1228-211-0x0000000003B20000-0x0000000003B5F000-memory.dmp family_redline behavioral1/memory/1228-213-0x0000000003B20000-0x0000000003B5F000-memory.dmp family_redline behavioral1/memory/1228-215-0x0000000003B20000-0x0000000003B5F000-memory.dmp family_redline behavioral1/memory/1228-217-0x0000000003B20000-0x0000000003B5F000-memory.dmp family_redline behavioral1/memory/1228-219-0x0000000003B20000-0x0000000003B5F000-memory.dmp family_redline behavioral1/memory/1228-221-0x0000000003B20000-0x0000000003B5F000-memory.dmp family_redline behavioral1/memory/1228-223-0x0000000003B20000-0x0000000003B5F000-memory.dmp family_redline behavioral1/memory/1228-343-0x0000000006230000-0x0000000006240000-memory.dmp family_redline behavioral1/memory/1228-1107-0x0000000006230000-0x0000000006240000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
un804530.exepro5001.exequ8639.exesi361150.exepid process 5032 un804530.exe 4944 pro5001.exe 1228 qu8639.exe 1108 si361150.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:
pro5001.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro5001.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro5001.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:
2fa7ab71d00285a74a2e4efc0e8d1e0c7ea8646b2ef045f1bd43dae3f5a32ed4.exeun804530.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 2fa7ab71d00285a74a2e4efc0e8d1e0c7ea8646b2ef045f1bd43dae3f5a32ed4.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\\\"" 2fa7ab71d00285a74a2e4efc0e8d1e0c7ea8646b2ef045f1bd43dae3f5a32ed4.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un804530.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\\\"" un804530.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 2412 4944 WerFault.exe pro5001.exe 4692 1228 WerFault.exe qu8639.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro5001.exequ8639.exesi361150.exepid process 4944 pro5001.exe 4944 pro5001.exe 1228 qu8639.exe 1228 qu8639.exe 1108 si361150.exe 1108 si361150.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro5001.exequ8639.exesi361150.exedescription pid process Token: SeDebugPrivilege 4944 pro5001.exe Token: SeDebugPrivilege 1228 qu8639.exe Token: SeDebugPrivilege 1108 si361150.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
2fa7ab71d00285a74a2e4efc0e8d1e0c7ea8646b2ef045f1bd43dae3f5a32ed4.exeun804530.exedescription pid process target process PID 3324 wrote to memory of 5032 3324 2fa7ab71d00285a74a2e4efc0e8d1e0c7ea8646b2ef045f1bd43dae3f5a32ed4.exe un804530.exe PID 3324 wrote to memory of 5032 3324 2fa7ab71d00285a74a2e4efc0e8d1e0c7ea8646b2ef045f1bd43dae3f5a32ed4.exe un804530.exe PID 3324 wrote to memory of 5032 3324 2fa7ab71d00285a74a2e4efc0e8d1e0c7ea8646b2ef045f1bd43dae3f5a32ed4.exe un804530.exe PID 5032 wrote to memory of 4944 5032 un804530.exe pro5001.exe PID 5032 wrote to memory of 4944 5032 un804530.exe pro5001.exe PID 5032 wrote to memory of 4944 5032 un804530.exe pro5001.exe PID 5032 wrote to memory of 1228 5032 un804530.exe qu8639.exe PID 5032 wrote to memory of 1228 5032 un804530.exe qu8639.exe PID 5032 wrote to memory of 1228 5032 un804530.exe qu8639.exe PID 3324 wrote to memory of 1108 3324 2fa7ab71d00285a74a2e4efc0e8d1e0c7ea8646b2ef045f1bd43dae3f5a32ed4.exe si361150.exe PID 3324 wrote to memory of 1108 3324 2fa7ab71d00285a74a2e4efc0e8d1e0c7ea8646b2ef045f1bd43dae3f5a32ed4.exe si361150.exe PID 3324 wrote to memory of 1108 3324 2fa7ab71d00285a74a2e4efc0e8d1e0c7ea8646b2ef045f1bd43dae3f5a32ed4.exe si361150.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2fa7ab71d00285a74a2e4efc0e8d1e0c7ea8646b2ef045f1bd43dae3f5a32ed4.exe"C:\Users\Admin\AppData\Local\Temp\2fa7ab71d00285a74a2e4efc0e8d1e0c7ea8646b2ef045f1bd43dae3f5a32ed4.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3324 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un804530.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un804530.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5032 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5001.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5001.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4944 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4944 -s 10764⤵
- Program crash
PID:2412
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8639.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8639.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1228 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1228 -s 17684⤵
- Program crash
PID:4692
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si361150.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si361150.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1108
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4944 -ip 49441⤵PID:1964
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 1228 -ip 12281⤵PID:4968
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5223ce63719913bcb50a05c68b06a9f7a
SHA163ce6c73fe386202b38d48d38deb0c3710cea2ac
SHA25676325545f27b5a9edaa24a9ef0e5f4f77655cb771532b1980f72615f33375ef3
SHA512699b1126f90e5b000027bc604da41142379cfcad6ed81539fd66800ba4de0700f1992468378a54a664e60812944bbb1c5d76c2a149e70578f4fa2a1f9278c483
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Filesize
175KB
MD5223ce63719913bcb50a05c68b06a9f7a
SHA163ce6c73fe386202b38d48d38deb0c3710cea2ac
SHA25676325545f27b5a9edaa24a9ef0e5f4f77655cb771532b1980f72615f33375ef3
SHA512699b1126f90e5b000027bc604da41142379cfcad6ed81539fd66800ba4de0700f1992468378a54a664e60812944bbb1c5d76c2a149e70578f4fa2a1f9278c483
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Filesize
547KB
MD5a49362585106ab937b28a48ccaaeef95
SHA12630c151d23008531f46ab6df283d8f0a1e3ac60
SHA256703ba525e38618746bf6dac32edefd415d45739b46f242b1ce9e9ea52c1a8762
SHA512f901442eadb4e7bd8c3e87b9d1158fac19ddd568e3ea4c3d91b0e7dd8619f06ae1ac332eee5265dc86c5e8de00a5885a20a00983723d221cc900e7b290bf147c
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Filesize
547KB
MD5a49362585106ab937b28a48ccaaeef95
SHA12630c151d23008531f46ab6df283d8f0a1e3ac60
SHA256703ba525e38618746bf6dac32edefd415d45739b46f242b1ce9e9ea52c1a8762
SHA512f901442eadb4e7bd8c3e87b9d1158fac19ddd568e3ea4c3d91b0e7dd8619f06ae1ac332eee5265dc86c5e8de00a5885a20a00983723d221cc900e7b290bf147c
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Filesize
291KB
MD535420cc910572b3bf7b71d620003fadc
SHA1ef0b68870f3d95f39a3cd48867343fcff2735c09
SHA256bc7440f0c0e78bd4c4a4d1a1e54b411fe101fa118da9bbc2bc2dd6d017d51021
SHA512fb746657d2fbe8945221d70692b7a64f77bee9eb36046d0db2e3051efb10a32b4bf33adbcb8bebf703e9e105fd6f4c95610d2f0e33c914e72335285bffb516ca
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Filesize
291KB
MD535420cc910572b3bf7b71d620003fadc
SHA1ef0b68870f3d95f39a3cd48867343fcff2735c09
SHA256bc7440f0c0e78bd4c4a4d1a1e54b411fe101fa118da9bbc2bc2dd6d017d51021
SHA512fb746657d2fbe8945221d70692b7a64f77bee9eb36046d0db2e3051efb10a32b4bf33adbcb8bebf703e9e105fd6f4c95610d2f0e33c914e72335285bffb516ca
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Filesize
345KB
MD5d11ce7e25f12d24867ec3bf76f36aae7
SHA19c75d8d1bcaec46ff63c1206d83fdbe9cb18f8fa
SHA256ab8f318bf48bda91cde4fce81f059e44802a8fc7f98348d0b8dc0fbe9418e780
SHA51256959e06cfcd1d1b699d0dfb928ab8865bc84349c8e12f7391a9a5d978c7bf70336efda7b330eb8e1f041383e80d1f481e1240c8f511ab0dd09aa8d123d6c0dc
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Filesize
345KB
MD5d11ce7e25f12d24867ec3bf76f36aae7
SHA19c75d8d1bcaec46ff63c1206d83fdbe9cb18f8fa
SHA256ab8f318bf48bda91cde4fce81f059e44802a8fc7f98348d0b8dc0fbe9418e780
SHA51256959e06cfcd1d1b699d0dfb928ab8865bc84349c8e12f7391a9a5d978c7bf70336efda7b330eb8e1f041383e80d1f481e1240c8f511ab0dd09aa8d123d6c0dc