Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
27-03-2023 16:29
Static task
static1
Behavioral task
behavioral1
Sample
a5f6644725ae63a0f10a62592c3ff572ab70b999146b65fbf4ec360985744b8e.exe
Resource
win10v2004-20230220-en
General
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Target
a5f6644725ae63a0f10a62592c3ff572ab70b999146b65fbf4ec360985744b8e.exe
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Size
696KB
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MD5
0cf2feffdfed291876c5ca2f9c82f3b7
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SHA1
cd6d020449c0cc1a5110ff5d02f7c1f0fd0ce7fb
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SHA256
a5f6644725ae63a0f10a62592c3ff572ab70b999146b65fbf4ec360985744b8e
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SHA512
a3861e5fb15139f09e46176d9b71bf490776d5c15a6e24f7733204355dc62ea07eedf165ddea710440320bfd6e7c6bfc527f7ee565b79696940e6e4ffbe00c57
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SSDEEP
12288:nldKvPdNzHuqabPOfG4XRZm/3wjgbhgIRPIKBC3eVe8w:lAt9HuXPYhc/g6hgIZRaeVe8
Malware Config
Extracted
redline
sony
193.233.20.33:4125
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auth_value
1d93d1744381eeb4fcfd7c23ffe0f0b4
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" jr247149.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection jr247149.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" jr247149.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" jr247149.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" jr247149.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" jr247149.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 32 IoCs
resource yara_rule behavioral1/memory/764-162-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-163-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-165-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-167-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-169-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-171-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-173-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-175-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-177-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-179-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-181-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-183-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-185-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-187-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-189-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-191-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-193-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-195-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-199-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-197-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-201-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-203-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-205-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-207-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-209-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-211-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-213-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-215-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-217-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-219-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-221-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/764-223-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline -
Executes dropped EXE 3 IoCs
pid Process 5104 ziPV5636.exe 1460 jr247149.exe 764 ku493232.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" jr247149.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce a5f6644725ae63a0f10a62592c3ff572ab70b999146b65fbf4ec360985744b8e.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\\\"" a5f6644725ae63a0f10a62592c3ff572ab70b999146b65fbf4ec360985744b8e.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce ziPV5636.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\\\"" ziPV5636.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1460 jr247149.exe 1460 jr247149.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1460 jr247149.exe Token: SeDebugPrivilege 764 ku493232.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3204 wrote to memory of 5104 3204 a5f6644725ae63a0f10a62592c3ff572ab70b999146b65fbf4ec360985744b8e.exe 82 PID 3204 wrote to memory of 5104 3204 a5f6644725ae63a0f10a62592c3ff572ab70b999146b65fbf4ec360985744b8e.exe 82 PID 3204 wrote to memory of 5104 3204 a5f6644725ae63a0f10a62592c3ff572ab70b999146b65fbf4ec360985744b8e.exe 82 PID 5104 wrote to memory of 1460 5104 ziPV5636.exe 83 PID 5104 wrote to memory of 1460 5104 ziPV5636.exe 83 PID 5104 wrote to memory of 764 5104 ziPV5636.exe 87 PID 5104 wrote to memory of 764 5104 ziPV5636.exe 87 PID 5104 wrote to memory of 764 5104 ziPV5636.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\a5f6644725ae63a0f10a62592c3ff572ab70b999146b65fbf4ec360985744b8e.exe"C:\Users\Admin\AppData\Local\Temp\a5f6644725ae63a0f10a62592c3ff572ab70b999146b65fbf4ec360985744b8e.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3204 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziPV5636.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziPV5636.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5104 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr247149.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr247149.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1460
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku493232.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku493232.exe3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:764
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
403KB
MD5b25155268ddf34f55b5e0a8d1c92de52
SHA15579f1cbc8298290de2a3fc0f9edfb72a7df824b
SHA256e20f4e60e7b8d90552cde344ecb9b034264fb6a212403b56088ec4052afa1d2b
SHA5122ad238414b68286599ec8e040bc43992c11b33299810aab4dc3a1a438def650c4cbe338ae55e1f3f025358f84bf9f6d672ce5b08e44599a4524692dc577afa63
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Filesize
403KB
MD5b25155268ddf34f55b5e0a8d1c92de52
SHA15579f1cbc8298290de2a3fc0f9edfb72a7df824b
SHA256e20f4e60e7b8d90552cde344ecb9b034264fb6a212403b56088ec4052afa1d2b
SHA5122ad238414b68286599ec8e040bc43992c11b33299810aab4dc3a1a438def650c4cbe338ae55e1f3f025358f84bf9f6d672ce5b08e44599a4524692dc577afa63
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Filesize
12KB
MD5d81abf887301bc1fd97cc7593348a5bf
SHA14e6d98dd66f1fd734ff958a2ca088cff709f9c74
SHA25691560e84e8e0257ab12db2669eed8c5a5ba3bbaa537be93005aaaaff206bacbe
SHA512d7b5b67ff81c6c9ebaeacac4434fb530933fc5765f32610372d7a15c2a0e137c204065a3ceb1ffd5aa6afc34802b79ad636e98f5660d3b6a3f97bb0a302d2cb2
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Filesize
12KB
MD5d81abf887301bc1fd97cc7593348a5bf
SHA14e6d98dd66f1fd734ff958a2ca088cff709f9c74
SHA25691560e84e8e0257ab12db2669eed8c5a5ba3bbaa537be93005aaaaff206bacbe
SHA512d7b5b67ff81c6c9ebaeacac4434fb530933fc5765f32610372d7a15c2a0e137c204065a3ceb1ffd5aa6afc34802b79ad636e98f5660d3b6a3f97bb0a302d2cb2
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Filesize
350KB
MD57a7c172bc39da6195b009137d7074025
SHA1adede58202ac295ceab6cc1e76a8cb9f00236b17
SHA256a77e9383f964ca874c2c5769fa458342bfc9e8586e9f3d7af88bb8c06f793f44
SHA512cf874ad3212d1d6c2d11a0b90677842f65e3c2283a2e7711318b6e13c7473b81c9e83496a4871a5349798d8a1d74d36885907326435aeb578e7ec7ca600898f7
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Filesize
350KB
MD57a7c172bc39da6195b009137d7074025
SHA1adede58202ac295ceab6cc1e76a8cb9f00236b17
SHA256a77e9383f964ca874c2c5769fa458342bfc9e8586e9f3d7af88bb8c06f793f44
SHA512cf874ad3212d1d6c2d11a0b90677842f65e3c2283a2e7711318b6e13c7473b81c9e83496a4871a5349798d8a1d74d36885907326435aeb578e7ec7ca600898f7