Analysis
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max time kernel
138s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
01/05/2023, 18:58
Static task
static1
Behavioral task
behavioral1
Sample
e9a36eeae83adf54b463938c6b5c6c85f64b60b4e2cb9f9cb335ec98a5b9293a.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
e9a36eeae83adf54b463938c6b5c6c85f64b60b4e2cb9f9cb335ec98a5b9293a.exe
Resource
win10v2004-20230220-en
General
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Target
e9a36eeae83adf54b463938c6b5c6c85f64b60b4e2cb9f9cb335ec98a5b9293a.exe
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Size
893KB
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MD5
d20f77b81462cb23551e8882e9d17511
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SHA1
e9e430490270af4c613d29ee255cddd27047aa66
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SHA256
e9a36eeae83adf54b463938c6b5c6c85f64b60b4e2cb9f9cb335ec98a5b9293a
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SHA512
24440641f6bfac656a602aff9ee03e74715587d9f7fabafc2a3703fb3bed55c3161a56d0ad64290aa1892eb95ff0104d7571f9679be78a3f64f9b7e55c7891c9
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SSDEEP
24576:iyYQ4BeZltxmU+TmH9Bo7E67hNgeM0fUQL3:JWentk6wXKG
Malware Config
Extracted
redline
dark
185.161.248.73:4164
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auth_value
ae85b01f66afe8770afeed560513fc2d
Signatures
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Detects Redline Stealer samples 3 IoCs
This rule detects the presence of Redline Stealer samples based on their unique strings.
resource yara_rule behavioral2/memory/2736-4465-0x000000000AC10000-0x000000000B228000-memory.dmp redline_stealer behavioral2/memory/2736-4471-0x000000000B330000-0x000000000B396000-memory.dmp redline_stealer behavioral2/memory/2736-4472-0x000000000BF60000-0x000000000C122000-memory.dmp redline_stealer -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" 1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" 1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" 1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" 1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" 1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection 1.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation 44575957.exe -
Executes dropped EXE 5 IoCs
pid Process 1576 st606150.exe 4692 44575957.exe 1204 1.exe 2004 kp952689.exe 2736 lr072591.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" 1.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 e9a36eeae83adf54b463938c6b5c6c85f64b60b4e2cb9f9cb335ec98a5b9293a.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\\\"" e9a36eeae83adf54b463938c6b5c6c85f64b60b4e2cb9f9cb335ec98a5b9293a.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce st606150.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\\\"" st606150.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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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 4480 2004 WerFault.exe 91 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1204 1.exe 1204 1.exe 2736 lr072591.exe 2736 lr072591.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4692 44575957.exe Token: SeDebugPrivilege 2004 kp952689.exe Token: SeDebugPrivilege 1204 1.exe Token: SeDebugPrivilege 2736 lr072591.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2100 wrote to memory of 1576 2100 e9a36eeae83adf54b463938c6b5c6c85f64b60b4e2cb9f9cb335ec98a5b9293a.exe 84 PID 2100 wrote to memory of 1576 2100 e9a36eeae83adf54b463938c6b5c6c85f64b60b4e2cb9f9cb335ec98a5b9293a.exe 84 PID 2100 wrote to memory of 1576 2100 e9a36eeae83adf54b463938c6b5c6c85f64b60b4e2cb9f9cb335ec98a5b9293a.exe 84 PID 1576 wrote to memory of 4692 1576 st606150.exe 85 PID 1576 wrote to memory of 4692 1576 st606150.exe 85 PID 1576 wrote to memory of 4692 1576 st606150.exe 85 PID 4692 wrote to memory of 1204 4692 44575957.exe 90 PID 4692 wrote to memory of 1204 4692 44575957.exe 90 PID 1576 wrote to memory of 2004 1576 st606150.exe 91 PID 1576 wrote to memory of 2004 1576 st606150.exe 91 PID 1576 wrote to memory of 2004 1576 st606150.exe 91 PID 2100 wrote to memory of 2736 2100 e9a36eeae83adf54b463938c6b5c6c85f64b60b4e2cb9f9cb335ec98a5b9293a.exe 98 PID 2100 wrote to memory of 2736 2100 e9a36eeae83adf54b463938c6b5c6c85f64b60b4e2cb9f9cb335ec98a5b9293a.exe 98 PID 2100 wrote to memory of 2736 2100 e9a36eeae83adf54b463938c6b5c6c85f64b60b4e2cb9f9cb335ec98a5b9293a.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\e9a36eeae83adf54b463938c6b5c6c85f64b60b4e2cb9f9cb335ec98a5b9293a.exe"C:\Users\Admin\AppData\Local\Temp\e9a36eeae83adf54b463938c6b5c6c85f64b60b4e2cb9f9cb335ec98a5b9293a.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2100 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st606150.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st606150.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1576 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\44575957.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\44575957.exe3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4692 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1204
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp952689.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp952689.exe3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2004 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2004 -s 12644⤵
- Program crash
PID:4480
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr072591.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr072591.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2736
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2004 -ip 20041⤵PID:4484
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
170KB
MD51ee78624ab3a4f43a29d527df43aad75
SHA1be427ec20de0f0bb5c8fc19ea6f130e7bdb8b6c8
SHA256303d9dad551381a3c59fc77715603a596eab46da50ec6eb2e5de355cd4643aca
SHA5122a75216d116dea2e2312c85ed7155dcf02eeff199c20af13c7a43bdf62871b57dfaf790c69f1fd858461606e6513f37e6e5626a33c9ff5fbd8c0a485bb245a86
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Filesize
170KB
MD51ee78624ab3a4f43a29d527df43aad75
SHA1be427ec20de0f0bb5c8fc19ea6f130e7bdb8b6c8
SHA256303d9dad551381a3c59fc77715603a596eab46da50ec6eb2e5de355cd4643aca
SHA5122a75216d116dea2e2312c85ed7155dcf02eeff199c20af13c7a43bdf62871b57dfaf790c69f1fd858461606e6513f37e6e5626a33c9ff5fbd8c0a485bb245a86
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Filesize
740KB
MD5e0a26fcc0635ea6a2ab3673f71070340
SHA18622f48408715095c0a1013f46f4cd99dc249b10
SHA256baa339d941aafe70b559954e3ce8861179cbaa9fb4586d93636a72b4b0d0d317
SHA51229897810afad92b98d5d0cadaa9d7efd6b7bd492c9988a68840fcd17d17d90a9e2aa13461e37c6292b7fc9de354d1714cf1fcd029a4210c665c16e11fbe52c3b
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Filesize
740KB
MD5e0a26fcc0635ea6a2ab3673f71070340
SHA18622f48408715095c0a1013f46f4cd99dc249b10
SHA256baa339d941aafe70b559954e3ce8861179cbaa9fb4586d93636a72b4b0d0d317
SHA51229897810afad92b98d5d0cadaa9d7efd6b7bd492c9988a68840fcd17d17d90a9e2aa13461e37c6292b7fc9de354d1714cf1fcd029a4210c665c16e11fbe52c3b
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Filesize
302KB
MD525b4ef0306e7a311d65388a50503cdfc
SHA177b8799996b14afb07067fc99c8a7e95d07a89ae
SHA256e367666fed30c3281780fdb081de40908fd07fa521787942ba1fb9e7ecfb5fe4
SHA512ef2415d94ca837770ae8aced0c5acf95173ea7956b7af8af875568626e3265daae17e4f7c8581b4fb9eae5fa65ecf09b87f1b313dbaf782c5cb8160da7a7f374
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Filesize
302KB
MD525b4ef0306e7a311d65388a50503cdfc
SHA177b8799996b14afb07067fc99c8a7e95d07a89ae
SHA256e367666fed30c3281780fdb081de40908fd07fa521787942ba1fb9e7ecfb5fe4
SHA512ef2415d94ca837770ae8aced0c5acf95173ea7956b7af8af875568626e3265daae17e4f7c8581b4fb9eae5fa65ecf09b87f1b313dbaf782c5cb8160da7a7f374
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Filesize
582KB
MD5005eaebca6bc5c1dcb4b01967b4077cc
SHA11eceff90755ad37707c2bfb440e62bd15ab9efef
SHA2564ea4b26056e13d7f2dab2028b989da22550188047d9bddf8df82aeb47463ee5a
SHA512f564d4efa24eb943debfba42ad218766f3db679c48ea93e8d2369699b01dd476b0c313573a58941103f5d7d9966d02932f8027667f58df5c6c71f4aa9b6c6f12
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Filesize
582KB
MD5005eaebca6bc5c1dcb4b01967b4077cc
SHA11eceff90755ad37707c2bfb440e62bd15ab9efef
SHA2564ea4b26056e13d7f2dab2028b989da22550188047d9bddf8df82aeb47463ee5a
SHA512f564d4efa24eb943debfba42ad218766f3db679c48ea93e8d2369699b01dd476b0c313573a58941103f5d7d9966d02932f8027667f58df5c6c71f4aa9b6c6f12
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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
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91