Analysis
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max time kernel
115s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
23-03-2023 21:41
Static task
static1
Behavioral task
behavioral1
Sample
103d55a6f9258f8e5cba7241af3cbdf39255c36aadfc5107ef01d0562d86464d.exe
Resource
win10v2004-20230220-en
General
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Target
103d55a6f9258f8e5cba7241af3cbdf39255c36aadfc5107ef01d0562d86464d.exe
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Size
544KB
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MD5
f7aff7bd77f9373b6a3871c708f92fad
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SHA1
82a53fd3f738fda078755607f27a3c9b9ce497fe
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SHA256
103d55a6f9258f8e5cba7241af3cbdf39255c36aadfc5107ef01d0562d86464d
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SHA512
76e04c8896ce9dca2fce4441eb5efb3ed07a5f393d69aedd46121fb63a83a3b4a630c47b8c745d17ec8f18be85c3ee1913b9d6df6e7de04505908f38f85a8ba0
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SSDEEP
12288:OMrwy90SLrUAxKD1/t86L9Rfe0OLaYqgUQMLJwlDTLfRzqL0ImsrR:Cyr33iFzL94BhMdyJTHsrR
Malware Config
Extracted
redline
down
193.233.20.31:4125
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auth_value
12c31a90c72f5efae8c053a0bd339381
Extracted
redline
real
193.233.20.31:4125
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auth_value
bb22a50228754849387d5f4d1611e71b
Signatures
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Processes:
pro6882.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro6882.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro6882.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro6882.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro6882.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro6882.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro6882.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 33 IoCs
Processes:
resource yara_rule behavioral1/memory/5080-157-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-158-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-160-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-162-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-164-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-166-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-168-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-170-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-172-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-176-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-174-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-178-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-180-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-182-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-184-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-186-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-188-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-190-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-192-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-194-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-196-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-198-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-200-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-202-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-204-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-206-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-208-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-210-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-212-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-214-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-216-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-218-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline behavioral1/memory/5080-220-0x00000000052C0000-0x00000000052FE000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
unio8068.exepro6882.exequ0358.exesi914999.exepid process 1384 unio8068.exe 4820 pro6882.exe 5080 qu0358.exe 748 si914999.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:
pro6882.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro6882.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:
103d55a6f9258f8e5cba7241af3cbdf39255c36aadfc5107ef01d0562d86464d.exeunio8068.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 103d55a6f9258f8e5cba7241af3cbdf39255c36aadfc5107ef01d0562d86464d.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\\\"" 103d55a6f9258f8e5cba7241af3cbdf39255c36aadfc5107ef01d0562d86464d.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio8068.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\\\"" unio8068.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
Processes:
WerFault.exepid pid_target process target process 632 5080 WerFault.exe qu0358.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro6882.exequ0358.exesi914999.exepid process 4820 pro6882.exe 4820 pro6882.exe 5080 qu0358.exe 5080 qu0358.exe 748 si914999.exe 748 si914999.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro6882.exequ0358.exesi914999.exedescription pid process Token: SeDebugPrivilege 4820 pro6882.exe Token: SeDebugPrivilege 5080 qu0358.exe Token: SeDebugPrivilege 748 si914999.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
103d55a6f9258f8e5cba7241af3cbdf39255c36aadfc5107ef01d0562d86464d.exeunio8068.exedescription pid process target process PID 1952 wrote to memory of 1384 1952 103d55a6f9258f8e5cba7241af3cbdf39255c36aadfc5107ef01d0562d86464d.exe unio8068.exe PID 1952 wrote to memory of 1384 1952 103d55a6f9258f8e5cba7241af3cbdf39255c36aadfc5107ef01d0562d86464d.exe unio8068.exe PID 1952 wrote to memory of 1384 1952 103d55a6f9258f8e5cba7241af3cbdf39255c36aadfc5107ef01d0562d86464d.exe unio8068.exe PID 1384 wrote to memory of 4820 1384 unio8068.exe pro6882.exe PID 1384 wrote to memory of 4820 1384 unio8068.exe pro6882.exe PID 1384 wrote to memory of 5080 1384 unio8068.exe qu0358.exe PID 1384 wrote to memory of 5080 1384 unio8068.exe qu0358.exe PID 1384 wrote to memory of 5080 1384 unio8068.exe qu0358.exe PID 1952 wrote to memory of 748 1952 103d55a6f9258f8e5cba7241af3cbdf39255c36aadfc5107ef01d0562d86464d.exe si914999.exe PID 1952 wrote to memory of 748 1952 103d55a6f9258f8e5cba7241af3cbdf39255c36aadfc5107ef01d0562d86464d.exe si914999.exe PID 1952 wrote to memory of 748 1952 103d55a6f9258f8e5cba7241af3cbdf39255c36aadfc5107ef01d0562d86464d.exe si914999.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\103d55a6f9258f8e5cba7241af3cbdf39255c36aadfc5107ef01d0562d86464d.exe"C:\Users\Admin\AppData\Local\Temp\103d55a6f9258f8e5cba7241af3cbdf39255c36aadfc5107ef01d0562d86464d.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1952 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8068.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8068.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1384 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6882.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6882.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4820
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0358.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0358.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5080 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5080 -s 10964⤵
- Program crash
PID:632
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si914999.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si914999.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:748
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 5080 -ip 50801⤵PID:2744
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD541707338e1e2d868aa699ac0dd2e77b0
SHA136e0dfba09f9fb409faf0f9a99217d0d0c524b82
SHA2568d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557
SHA51280c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2
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Filesize
175KB
MD541707338e1e2d868aa699ac0dd2e77b0
SHA136e0dfba09f9fb409faf0f9a99217d0d0c524b82
SHA2568d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557
SHA51280c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2
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Filesize
402KB
MD56825691b4354080e7152de402e8370fa
SHA1682feda50a190263309fa7b50cc6ff02f0bd1548
SHA256f309b054cecd9dd13e848222607b1b32e769d664fa469b0659cd170dc912248e
SHA5120d13bf8a4e244ba134e9131ae191b8836140e9a3af11edbecb43fb67af823a6c91c3ceeb91a2ee7f161a8acde9b4c689a3770e642e0703df5e1ab5320dd16ae5
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Filesize
402KB
MD56825691b4354080e7152de402e8370fa
SHA1682feda50a190263309fa7b50cc6ff02f0bd1548
SHA256f309b054cecd9dd13e848222607b1b32e769d664fa469b0659cd170dc912248e
SHA5120d13bf8a4e244ba134e9131ae191b8836140e9a3af11edbecb43fb67af823a6c91c3ceeb91a2ee7f161a8acde9b4c689a3770e642e0703df5e1ab5320dd16ae5
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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
349KB
MD55e67164907ec639663589947b0f172ae
SHA1114ee78263b457d5d7bcf4d64db05a80497b4052
SHA25681e1153803950af8ba472da09ff6fb6a91a6892e8af053b225c15ee6e46311bc
SHA51255002f059ea9bd9b5ed6f80cf59a58687c837fea05b6c74fa76483ad5ad9ab3a8aed0bb609918bc8fb91d6296b4d129f21bdce39ea9b3625217941a0e15648d4
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Filesize
349KB
MD55e67164907ec639663589947b0f172ae
SHA1114ee78263b457d5d7bcf4d64db05a80497b4052
SHA25681e1153803950af8ba472da09ff6fb6a91a6892e8af053b225c15ee6e46311bc
SHA51255002f059ea9bd9b5ed6f80cf59a58687c837fea05b6c74fa76483ad5ad9ab3a8aed0bb609918bc8fb91d6296b4d129f21bdce39ea9b3625217941a0e15648d4