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Analysis
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max time kernel
88s -
max time network
133s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
02/04/2023, 19:08
Static task
static1
Behavioral task
behavioral1
Sample
9c2238a79590ec3a91f5d068fdb572de5d67b7c32cb54580ce7ebfff4aa52b9f.exe
Resource
win10v2004-20230220-en
General
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Target
9c2238a79590ec3a91f5d068fdb572de5d67b7c32cb54580ce7ebfff4aa52b9f.exe
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Size
665KB
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MD5
692d72dcdb58a8d9fd4002de2bcfbdf0
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SHA1
8d7ebb98aa90e6ef3ba839f8b4df5246abea3724
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SHA256
9c2238a79590ec3a91f5d068fdb572de5d67b7c32cb54580ce7ebfff4aa52b9f
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SHA512
fb6a26eace90b193a60c096fa43a694359d84594739d30274510da227593e4bfae0b9a2bfa28c03f8fde2dfc31c5a2d0eec36b2872a144832aea4bfe8f51f0f3
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SSDEEP
12288:QMr5y90h5yfNUN956x83t/t+W2oh0NRbg2U4L2INaT:5yiqUNr3t/32LNR24aINaT
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
spora
176.113.115.145:4125
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auth_value
441b39ab37774b2ca9931c31e1bc6071
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro0508.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro0508.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro0508.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro0508.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro0508.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro0508.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 20 IoCs
resource yara_rule behavioral1/memory/4260-193-0x00000000028C0000-0x00000000028FF000-memory.dmp family_redline behavioral1/memory/4260-194-0x00000000028C0000-0x00000000028FF000-memory.dmp family_redline behavioral1/memory/4260-196-0x00000000028C0000-0x00000000028FF000-memory.dmp family_redline behavioral1/memory/4260-198-0x00000000028C0000-0x00000000028FF000-memory.dmp family_redline behavioral1/memory/4260-200-0x00000000028C0000-0x00000000028FF000-memory.dmp family_redline behavioral1/memory/4260-202-0x00000000028C0000-0x00000000028FF000-memory.dmp family_redline behavioral1/memory/4260-204-0x00000000028C0000-0x00000000028FF000-memory.dmp family_redline behavioral1/memory/4260-206-0x00000000028C0000-0x00000000028FF000-memory.dmp family_redline behavioral1/memory/4260-208-0x00000000028C0000-0x00000000028FF000-memory.dmp family_redline behavioral1/memory/4260-210-0x00000000028C0000-0x00000000028FF000-memory.dmp family_redline behavioral1/memory/4260-212-0x00000000028C0000-0x00000000028FF000-memory.dmp family_redline behavioral1/memory/4260-214-0x00000000028C0000-0x00000000028FF000-memory.dmp family_redline behavioral1/memory/4260-216-0x00000000028C0000-0x00000000028FF000-memory.dmp family_redline behavioral1/memory/4260-218-0x00000000028C0000-0x00000000028FF000-memory.dmp family_redline behavioral1/memory/4260-220-0x00000000028C0000-0x00000000028FF000-memory.dmp family_redline behavioral1/memory/4260-222-0x00000000028C0000-0x00000000028FF000-memory.dmp family_redline behavioral1/memory/4260-224-0x00000000028C0000-0x00000000028FF000-memory.dmp family_redline behavioral1/memory/4260-226-0x00000000028C0000-0x00000000028FF000-memory.dmp family_redline behavioral1/memory/4260-314-0x0000000004ED0000-0x0000000004EE0000-memory.dmp family_redline behavioral1/memory/4260-1108-0x0000000004ED0000-0x0000000004EE0000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 1668 un778089.exe 1220 pro0508.exe 4260 qu4091.exe 2212 si016684.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\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro0508.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro0508.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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" un778089.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 9c2238a79590ec3a91f5d068fdb572de5d67b7c32cb54580ce7ebfff4aa52b9f.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\\\"" 9c2238a79590ec3a91f5d068fdb572de5d67b7c32cb54580ce7ebfff4aa52b9f.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un778089.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 4540 1220 WerFault.exe 84 2252 4260 WerFault.exe 90 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1220 pro0508.exe 1220 pro0508.exe 4260 qu4091.exe 4260 qu4091.exe 2212 si016684.exe 2212 si016684.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1220 pro0508.exe Token: SeDebugPrivilege 4260 qu4091.exe Token: SeDebugPrivilege 2212 si016684.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3404 wrote to memory of 1668 3404 9c2238a79590ec3a91f5d068fdb572de5d67b7c32cb54580ce7ebfff4aa52b9f.exe 83 PID 3404 wrote to memory of 1668 3404 9c2238a79590ec3a91f5d068fdb572de5d67b7c32cb54580ce7ebfff4aa52b9f.exe 83 PID 3404 wrote to memory of 1668 3404 9c2238a79590ec3a91f5d068fdb572de5d67b7c32cb54580ce7ebfff4aa52b9f.exe 83 PID 1668 wrote to memory of 1220 1668 un778089.exe 84 PID 1668 wrote to memory of 1220 1668 un778089.exe 84 PID 1668 wrote to memory of 1220 1668 un778089.exe 84 PID 1668 wrote to memory of 4260 1668 un778089.exe 90 PID 1668 wrote to memory of 4260 1668 un778089.exe 90 PID 1668 wrote to memory of 4260 1668 un778089.exe 90 PID 3404 wrote to memory of 2212 3404 9c2238a79590ec3a91f5d068fdb572de5d67b7c32cb54580ce7ebfff4aa52b9f.exe 95 PID 3404 wrote to memory of 2212 3404 9c2238a79590ec3a91f5d068fdb572de5d67b7c32cb54580ce7ebfff4aa52b9f.exe 95 PID 3404 wrote to memory of 2212 3404 9c2238a79590ec3a91f5d068fdb572de5d67b7c32cb54580ce7ebfff4aa52b9f.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\9c2238a79590ec3a91f5d068fdb572de5d67b7c32cb54580ce7ebfff4aa52b9f.exe"C:\Users\Admin\AppData\Local\Temp\9c2238a79590ec3a91f5d068fdb572de5d67b7c32cb54580ce7ebfff4aa52b9f.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3404 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un778089.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un778089.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1668 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0508.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0508.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1220 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1220 -s 10884⤵
- Program crash
PID:4540
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4091.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4091.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4260 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4260 -s 18004⤵
- Program crash
PID:2252
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si016684.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si016684.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2212
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1220 -ip 12201⤵PID:4624
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4260 -ip 42601⤵PID:1504
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5bc9542a8171048ac3847e3cf09aa1748
SHA142121616e2819ac5388980dbc0d284fa812b271d
SHA256d2b57d3173157bfa5d8ba326a0a1a407c73cf518f3dda984295bbd8113a34e40
SHA51261015035e65007bae1c075adbc83aac31761df4ebc7b5f34f09246b754c769f149938257de32416c836fa9d538a8f8892934c1831dd0dc884b26e09b16a23568
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Filesize
175KB
MD5bc9542a8171048ac3847e3cf09aa1748
SHA142121616e2819ac5388980dbc0d284fa812b271d
SHA256d2b57d3173157bfa5d8ba326a0a1a407c73cf518f3dda984295bbd8113a34e40
SHA51261015035e65007bae1c075adbc83aac31761df4ebc7b5f34f09246b754c769f149938257de32416c836fa9d538a8f8892934c1831dd0dc884b26e09b16a23568
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Filesize
523KB
MD5fbddcd065e08da9aa7e82e77bffecd0d
SHA1c948d6e36b153736c32e36ebcfde2089eaabf2fa
SHA25633f56d6c973c74aeda050f71af892bac579e0c835175946ba0a188bd511facd4
SHA5125860950699e3d641b8815951d90d2d9640a505c78c3fd9937521ccc771c7bb0c9c199d5262625bd2e3bc12fb5880c1b40bbe42afc7dcf4ce3ac8edf67aea9597
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Filesize
523KB
MD5fbddcd065e08da9aa7e82e77bffecd0d
SHA1c948d6e36b153736c32e36ebcfde2089eaabf2fa
SHA25633f56d6c973c74aeda050f71af892bac579e0c835175946ba0a188bd511facd4
SHA5125860950699e3d641b8815951d90d2d9640a505c78c3fd9937521ccc771c7bb0c9c199d5262625bd2e3bc12fb5880c1b40bbe42afc7dcf4ce3ac8edf67aea9597
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Filesize
294KB
MD58644ff4c84354eade88faacf576792e3
SHA1124dbbac88a3aad6b9d433c9c9f1ed3d54ca9fc3
SHA25664ef702c7f55c6c5b9a1ec7878243d3fc4c11fd6f2fcf605d5af138a6419aa8d
SHA5124aee8ce9c620437367878f1ac30e8e18766121468e8c02dba9ea8a1bc844b8dfb541a316580a9729122c3d6570404d630954556795dfc5fd5509073b8ec3d5fe
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Filesize
294KB
MD58644ff4c84354eade88faacf576792e3
SHA1124dbbac88a3aad6b9d433c9c9f1ed3d54ca9fc3
SHA25664ef702c7f55c6c5b9a1ec7878243d3fc4c11fd6f2fcf605d5af138a6419aa8d
SHA5124aee8ce9c620437367878f1ac30e8e18766121468e8c02dba9ea8a1bc844b8dfb541a316580a9729122c3d6570404d630954556795dfc5fd5509073b8ec3d5fe
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Filesize
353KB
MD514fea90f5701776761f9107c37240184
SHA159fb36609ba6f23a38f6945f043078bedc9ad874
SHA25656ee293725159cf835ba53a3c84eee7cd93429f77b7e00a83939837f5e5fa4c2
SHA512ca53d0d95dced2e19f88ff8a7acfa80ace5d54527066be15e287f5e911d4ec8f91e9c782ac6545c833ab3302c641c99f05dfe5bc42afb8a4686ac35023fe3bf8
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Filesize
353KB
MD514fea90f5701776761f9107c37240184
SHA159fb36609ba6f23a38f6945f043078bedc9ad874
SHA25656ee293725159cf835ba53a3c84eee7cd93429f77b7e00a83939837f5e5fa4c2
SHA512ca53d0d95dced2e19f88ff8a7acfa80ace5d54527066be15e287f5e911d4ec8f91e9c782ac6545c833ab3302c641c99f05dfe5bc42afb8a4686ac35023fe3bf8