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Analysis
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max time kernel
78s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
22/03/2023, 23:22
Static task
static1
Behavioral task
behavioral1
Sample
57fe986eb9147080034009410bfa691dddd24573fece25190feab9b3de3986b0.exe
Resource
win10v2004-20230221-en
General
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Target
57fe986eb9147080034009410bfa691dddd24573fece25190feab9b3de3986b0.exe
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Size
550KB
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MD5
b2d9d662058d0b7e8840588c3da4e3d1
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SHA1
466963d261e33f98def04ca052a5673df0ac97ba
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SHA256
57fe986eb9147080034009410bfa691dddd24573fece25190feab9b3de3986b0
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SHA512
262168b4e14bdb605102bca37715ce44e000fb691e8690de9657003dde70439c06e547115ddd6c27bd2304c30cc1218c7dee7effd1075d403c746299ce554580
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SSDEEP
12288:8MrEy90vHj1YegZGTTmQkyRgcvAKlwubc0k1KeZ7XfFO:gyGZYerTmWvON16
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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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro6252.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro6252.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro6252.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro6252.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro6252.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro6252.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/3240-157-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-158-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-160-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-162-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-166-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-168-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-164-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-170-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-172-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-174-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-176-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-178-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-180-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-182-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-184-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-186-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-188-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-190-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-192-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-194-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-196-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-198-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-200-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-202-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-204-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-206-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-208-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-210-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-212-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-214-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-216-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-218-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/3240-220-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 1956 unio6707.exe 5000 pro6252.exe 3240 qu9593.exe 944 si085025.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" pro6252.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 57fe986eb9147080034009410bfa691dddd24573fece25190feab9b3de3986b0.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\\\"" 57fe986eb9147080034009410bfa691dddd24573fece25190feab9b3de3986b0.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio6707.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\\\"" unio6707.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 844 3240 WerFault.exe 92 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 5000 pro6252.exe 5000 pro6252.exe 3240 qu9593.exe 3240 qu9593.exe 944 si085025.exe 944 si085025.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 5000 pro6252.exe Token: SeDebugPrivilege 3240 qu9593.exe Token: SeDebugPrivilege 944 si085025.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 5112 wrote to memory of 1956 5112 57fe986eb9147080034009410bfa691dddd24573fece25190feab9b3de3986b0.exe 84 PID 5112 wrote to memory of 1956 5112 57fe986eb9147080034009410bfa691dddd24573fece25190feab9b3de3986b0.exe 84 PID 5112 wrote to memory of 1956 5112 57fe986eb9147080034009410bfa691dddd24573fece25190feab9b3de3986b0.exe 84 PID 1956 wrote to memory of 5000 1956 unio6707.exe 85 PID 1956 wrote to memory of 5000 1956 unio6707.exe 85 PID 1956 wrote to memory of 3240 1956 unio6707.exe 92 PID 1956 wrote to memory of 3240 1956 unio6707.exe 92 PID 1956 wrote to memory of 3240 1956 unio6707.exe 92 PID 5112 wrote to memory of 944 5112 57fe986eb9147080034009410bfa691dddd24573fece25190feab9b3de3986b0.exe 97 PID 5112 wrote to memory of 944 5112 57fe986eb9147080034009410bfa691dddd24573fece25190feab9b3de3986b0.exe 97 PID 5112 wrote to memory of 944 5112 57fe986eb9147080034009410bfa691dddd24573fece25190feab9b3de3986b0.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\57fe986eb9147080034009410bfa691dddd24573fece25190feab9b3de3986b0.exe"C:\Users\Admin\AppData\Local\Temp\57fe986eb9147080034009410bfa691dddd24573fece25190feab9b3de3986b0.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5112 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio6707.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio6707.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1956 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6252.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6252.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5000
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9593.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9593.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3240 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3240 -s 13484⤵
- Program crash
PID:844
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si085025.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si085025.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:944
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3240 -ip 32401⤵PID:3516
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
409KB
MD5ed82fa34189b70b14bad899f71c95d47
SHA1da8c5de8230dfe47183e1c41e9615b3dd694f624
SHA2563f2fc6afc3c6ea85d81da37eec0d0bd7223278ea01e41e7382b41f67f7b91361
SHA512eaeb2bc65e30c3a6549e0c8d76cafd82bd7e8306a85cef3270d997ecbee0a4cd4d4f2d010bf5b15d6cb88e3cefabf54f8c98e1757bfbae182d0dec293b3ca0ed
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Filesize
409KB
MD5ed82fa34189b70b14bad899f71c95d47
SHA1da8c5de8230dfe47183e1c41e9615b3dd694f624
SHA2563f2fc6afc3c6ea85d81da37eec0d0bd7223278ea01e41e7382b41f67f7b91361
SHA512eaeb2bc65e30c3a6549e0c8d76cafd82bd7e8306a85cef3270d997ecbee0a4cd4d4f2d010bf5b15d6cb88e3cefabf54f8c98e1757bfbae182d0dec293b3ca0ed
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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
497KB
MD56ece2110f2fe17223ba9dae210985a89
SHA1f6094318dc92c3956c6480e583cdc922a9321614
SHA2569c724ddbee309a24e356234101ffa2605f6df3115435094a32ec2bf752cbfb94
SHA512cf5ae873b459012d488b74ed6fbc34fe5da7f08423f6c19a99c42806441a8508094b0e2478a5f6cafddcf18ee24ab1dc7d8ad7a5d1d3045884857e36ef13b612
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Filesize
497KB
MD56ece2110f2fe17223ba9dae210985a89
SHA1f6094318dc92c3956c6480e583cdc922a9321614
SHA2569c724ddbee309a24e356234101ffa2605f6df3115435094a32ec2bf752cbfb94
SHA512cf5ae873b459012d488b74ed6fbc34fe5da7f08423f6c19a99c42806441a8508094b0e2478a5f6cafddcf18ee24ab1dc7d8ad7a5d1d3045884857e36ef13b612