Analysis
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max time kernel
141s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
06-05-2023 22:21
Static task
static1
Behavioral task
behavioral1
Sample
692740b747cb89251e11528010f7d17fb985c649fdca7805d842a6c52d2f00e9.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
692740b747cb89251e11528010f7d17fb985c649fdca7805d842a6c52d2f00e9.exe
Resource
win10v2004-20230220-en
General
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Target
692740b747cb89251e11528010f7d17fb985c649fdca7805d842a6c52d2f00e9.exe
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Size
1.2MB
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MD5
fa1f2e2729a32ab17af550cc72bfb6ac
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SHA1
e194c51b38ceccad6457f76c59e871447b64a46f
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SHA256
692740b747cb89251e11528010f7d17fb985c649fdca7805d842a6c52d2f00e9
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SHA512
44742b4615d31ce3c0feaf7400197d8d49e19c245e907e0b18167dd2c95ddc76b1fbfff65eba01565239544859d5858f7ecb1d0a0cf3e49984d3fb88422cc186
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SSDEEP
24576:FVQCVvyI/k4Zf9YMGp77zdd0ZKUNk9e0KUDsM1dpkJNK35m:FVtvhk499YMGVzddAge0KUDsiyNK
Malware Config
Signatures
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Detects Redline Stealer samples 1 IoCs
This rule detects the presence of Redline Stealer samples based on their unique strings.
resource yara_rule behavioral2/memory/380-997-0x0000000007A50000-0x0000000008068000-memory.dmp redline_stealer -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection 190709580.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" 190709580.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" 190709580.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" 190709580.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" 190709580.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" 190709580.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Executes dropped EXE 4 IoCs
pid Process 4104 VZ957923.exe 3708 HG058549.exe 2396 190709580.exe 380 297062213.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features 190709580.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" 190709580.exe -
Adds Run key to start application 2 TTPs 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 692740b747cb89251e11528010f7d17fb985c649fdca7805d842a6c52d2f00e9.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\\\"" 692740b747cb89251e11528010f7d17fb985c649fdca7805d842a6c52d2f00e9.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce VZ957923.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\\\"" VZ957923.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce HG058549.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" HG058549.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2256 2396 WerFault.exe 84 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2396 190709580.exe 2396 190709580.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2396 190709580.exe Token: SeDebugPrivilege 380 297062213.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4284 wrote to memory of 4104 4284 692740b747cb89251e11528010f7d17fb985c649fdca7805d842a6c52d2f00e9.exe 82 PID 4284 wrote to memory of 4104 4284 692740b747cb89251e11528010f7d17fb985c649fdca7805d842a6c52d2f00e9.exe 82 PID 4284 wrote to memory of 4104 4284 692740b747cb89251e11528010f7d17fb985c649fdca7805d842a6c52d2f00e9.exe 82 PID 4104 wrote to memory of 3708 4104 VZ957923.exe 83 PID 4104 wrote to memory of 3708 4104 VZ957923.exe 83 PID 4104 wrote to memory of 3708 4104 VZ957923.exe 83 PID 3708 wrote to memory of 2396 3708 HG058549.exe 84 PID 3708 wrote to memory of 2396 3708 HG058549.exe 84 PID 3708 wrote to memory of 2396 3708 HG058549.exe 84 PID 3708 wrote to memory of 380 3708 HG058549.exe 92 PID 3708 wrote to memory of 380 3708 HG058549.exe 92 PID 3708 wrote to memory of 380 3708 HG058549.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\692740b747cb89251e11528010f7d17fb985c649fdca7805d842a6c52d2f00e9.exe"C:\Users\Admin\AppData\Local\Temp\692740b747cb89251e11528010f7d17fb985c649fdca7805d842a6c52d2f00e9.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4284 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\VZ957923.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\VZ957923.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4104 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\HG058549.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\HG058549.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3708 -
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\190709580.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\190709580.exe4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2396 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 10845⤵
- Program crash
PID:2256
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C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\297062213.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\297062213.exe4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:380
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2396 -ip 23961⤵PID:4312
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
764KB
MD5930848f4d972b28d262031b300e6a9fd
SHA1042c87a19d6faa9ac1875df7b0d2b2e6e0e88832
SHA256df2d2033319c4bde307ed96c4ff802f3fad906de8bb0aa2fefec5e8f5b40e726
SHA5126a9ac5f14e41f067807ecac05e3fa151677d0cbf9d51eaef6d953b1cf73dbfea6c6ca7d2aa9299052a3d077338a3bcc79c5af22f2e779a6f23085e1d9b4fe60a
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Filesize
764KB
MD5930848f4d972b28d262031b300e6a9fd
SHA1042c87a19d6faa9ac1875df7b0d2b2e6e0e88832
SHA256df2d2033319c4bde307ed96c4ff802f3fad906de8bb0aa2fefec5e8f5b40e726
SHA5126a9ac5f14e41f067807ecac05e3fa151677d0cbf9d51eaef6d953b1cf73dbfea6c6ca7d2aa9299052a3d077338a3bcc79c5af22f2e779a6f23085e1d9b4fe60a
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Filesize
592KB
MD54411c57112249950167e2fb10f3a5c21
SHA17ad1819dd9d6b34d5b189921ab4c0f9a945f7deb
SHA256581bcb58ddb1cd357ead0f01f7fad35528e2f94752e894d8cb16b52bb6f7cde3
SHA5126f0c00bd7cfbc18e476584458b861ce13ba40b3f771b579c2a55524af102fdfd0dc9bace19749e140041fdf9c225733bff619de2041a18f32f4ed8b01b61bb89
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Filesize
592KB
MD54411c57112249950167e2fb10f3a5c21
SHA17ad1819dd9d6b34d5b189921ab4c0f9a945f7deb
SHA256581bcb58ddb1cd357ead0f01f7fad35528e2f94752e894d8cb16b52bb6f7cde3
SHA5126f0c00bd7cfbc18e476584458b861ce13ba40b3f771b579c2a55524af102fdfd0dc9bace19749e140041fdf9c225733bff619de2041a18f32f4ed8b01b61bb89
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Filesize
378KB
MD5aa77ef7b31187dab2126982db6bddf63
SHA160c0c53ca68c8a166472150554d4f7d31a0605db
SHA2563c77f59c2c955bb799e085c3ae2171f7074cc9f54d725555b37fed026b217681
SHA51275fdeda4eb64fd77e5b54c4efc4ca1ef8d21d699f2f3bb40e80714bb72aeddf72172d3d6b65b6d26eb9e9b5b3cb70ecc78d7e7a3a1d3fdbd4771d117887c1622
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Filesize
378KB
MD5aa77ef7b31187dab2126982db6bddf63
SHA160c0c53ca68c8a166472150554d4f7d31a0605db
SHA2563c77f59c2c955bb799e085c3ae2171f7074cc9f54d725555b37fed026b217681
SHA51275fdeda4eb64fd77e5b54c4efc4ca1ef8d21d699f2f3bb40e80714bb72aeddf72172d3d6b65b6d26eb9e9b5b3cb70ecc78d7e7a3a1d3fdbd4771d117887c1622
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Filesize
460KB
MD585f72579f89826037f808def050f90cb
SHA1b14075137fc622bd4edf6a5de3e04ff6c39ff9cb
SHA256e4794dce180548fb580a671092b41708f0e6a4af78b545ec9670dd7164164c2d
SHA51228d86e1f8747c3329088d3fd82972e59826d500cf8ed5eccb3fbc045fa6280c877d0ef4ecb84e8f78f3a25fe768396a6a20c1379790f8232c32980144d5cffa4
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Filesize
460KB
MD585f72579f89826037f808def050f90cb
SHA1b14075137fc622bd4edf6a5de3e04ff6c39ff9cb
SHA256e4794dce180548fb580a671092b41708f0e6a4af78b545ec9670dd7164164c2d
SHA51228d86e1f8747c3329088d3fd82972e59826d500cf8ed5eccb3fbc045fa6280c877d0ef4ecb84e8f78f3a25fe768396a6a20c1379790f8232c32980144d5cffa4