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Analysis
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max time kernel
150s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
30/04/2024, 06:17
Static task
static1
Behavioral task
behavioral1
Sample
dc5b8b01235220bc9da62efbbd81775861c327b8fcdb64750d0679261dfce9a4.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
dc5b8b01235220bc9da62efbbd81775861c327b8fcdb64750d0679261dfce9a4.exe
Resource
win10v2004-20240426-en
General
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Target
dc5b8b01235220bc9da62efbbd81775861c327b8fcdb64750d0679261dfce9a4.exe
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Size
153KB
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MD5
9b720aee6f6fefef3d7b3374d3771ccb
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SHA1
7aa9d3b0d6d29f7638a540f7d049cac67ab587bf
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SHA256
dc5b8b01235220bc9da62efbbd81775861c327b8fcdb64750d0679261dfce9a4
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SHA512
62136647dfa7dc13aabe21a3a169bf7556ea58545c9735379c89ab6b06f52b854c963b05678859e6b8a41d21b501b7b2f343bfc779adc60f1aa594131ab188e4
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SSDEEP
3072:oZpYg19EeiLLmjempGuCYooEK1JWaCItULG3rt2Wcora4dIE:OPjEl6jLiQ1JW+Oy3p/N
Malware Config
Signatures
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ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000400000001d9f0-13.dat acprotect -
Deletes itself 1 IoCs
pid Process 5008 qngawxzgh.exe -
Executes dropped EXE 2 IoCs
pid Process 5008 qngawxzgh.exe 1296 sdpaeh.exe -
Loads dropped DLL 1 IoCs
pid Process 1296 sdpaeh.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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Linycpy = "c:\\Program Files\\rkdbb\\sdpaeh.exe \"c:\\Program Files\\rkdbb\\sdpaeh.dll\",SetHandle" sdpaeh.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\e: sdpaeh.exe File opened (read-only) \??\g: sdpaeh.exe File opened (read-only) \??\k: sdpaeh.exe File opened (read-only) \??\s: sdpaeh.exe File opened (read-only) \??\u: sdpaeh.exe File opened (read-only) \??\z: sdpaeh.exe File opened (read-only) \??\l: sdpaeh.exe File opened (read-only) \??\o: sdpaeh.exe File opened (read-only) \??\p: sdpaeh.exe File opened (read-only) \??\w: sdpaeh.exe File opened (read-only) \??\a: sdpaeh.exe File opened (read-only) \??\i: sdpaeh.exe File opened (read-only) \??\q: sdpaeh.exe File opened (read-only) \??\t: sdpaeh.exe File opened (read-only) \??\v: sdpaeh.exe File opened (read-only) \??\x: sdpaeh.exe File opened (read-only) \??\b: sdpaeh.exe File opened (read-only) \??\h: sdpaeh.exe File opened (read-only) \??\j: sdpaeh.exe File opened (read-only) \??\m: sdpaeh.exe File opened (read-only) \??\n: sdpaeh.exe File opened (read-only) \??\r: sdpaeh.exe File opened (read-only) \??\y: sdpaeh.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PHYSICALDRIVE0 sdpaeh.exe -
Drops file in Program Files directory 4 IoCs
description ioc Process File opened for modification \??\c:\Program Files\rkdbb qngawxzgh.exe File created \??\c:\Program Files\rkdbb\sdpaeh.dll qngawxzgh.exe File created \??\c:\Program Files\rkdbb\sdpaeh.exe qngawxzgh.exe File opened for modification \??\c:\Program Files\rkdbb\sdpaeh.exe qngawxzgh.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 sdpaeh.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString sdpaeh.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2856 PING.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1296 sdpaeh.exe 1296 sdpaeh.exe 1296 sdpaeh.exe 1296 sdpaeh.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1296 sdpaeh.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4484 dc5b8b01235220bc9da62efbbd81775861c327b8fcdb64750d0679261dfce9a4.exe 5008 qngawxzgh.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4484 wrote to memory of 4956 4484 dc5b8b01235220bc9da62efbbd81775861c327b8fcdb64750d0679261dfce9a4.exe 84 PID 4484 wrote to memory of 4956 4484 dc5b8b01235220bc9da62efbbd81775861c327b8fcdb64750d0679261dfce9a4.exe 84 PID 4484 wrote to memory of 4956 4484 dc5b8b01235220bc9da62efbbd81775861c327b8fcdb64750d0679261dfce9a4.exe 84 PID 4956 wrote to memory of 2856 4956 cmd.exe 87 PID 4956 wrote to memory of 2856 4956 cmd.exe 87 PID 4956 wrote to memory of 2856 4956 cmd.exe 87 PID 4956 wrote to memory of 5008 4956 cmd.exe 90 PID 4956 wrote to memory of 5008 4956 cmd.exe 90 PID 4956 wrote to memory of 5008 4956 cmd.exe 90 PID 5008 wrote to memory of 1296 5008 qngawxzgh.exe 91 PID 5008 wrote to memory of 1296 5008 qngawxzgh.exe 91 PID 5008 wrote to memory of 1296 5008 qngawxzgh.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\dc5b8b01235220bc9da62efbbd81775861c327b8fcdb64750d0679261dfce9a4.exe"C:\Users\Admin\AppData\Local\Temp\dc5b8b01235220bc9da62efbbd81775861c327b8fcdb64750d0679261dfce9a4.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4484 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\qngawxzgh.exe "C:\Users\Admin\AppData\Local\Temp\dc5b8b01235220bc9da62efbbd81775861c327b8fcdb64750d0679261dfce9a4.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:4956 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 23⤵
- Runs ping.exe
PID:2856
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C:\Users\Admin\AppData\Local\Temp\qngawxzgh.exeC:\Users\Admin\AppData\Local\Temp\\qngawxzgh.exe "C:\Users\Admin\AppData\Local\Temp\dc5b8b01235220bc9da62efbbd81775861c327b8fcdb64750d0679261dfce9a4.exe"3⤵
- Deletes itself
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5008 -
\??\c:\Program Files\rkdbb\sdpaeh.exe"c:\Program Files\rkdbb\sdpaeh.exe" "c:\Program Files\rkdbb\sdpaeh.dll",SetHandle C:\Users\Admin\AppData\Local\Temp\qngawxzgh.exe4⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1296
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
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Filesize
153KB
MD5ec6effdc61a219746d5c676466936d95
SHA1c7b5647f0f00669bea05295ee228420329d97b41
SHA256b2722144f56bb6c87735f9d1ae18ea70b593c0243d48c96a8465c9011a8e07f1
SHA5128a95c8843d438eca2aa43df4eecf2f1929e17fc792d1f5355320ed59b145b33930a566911a28e57ecb68465c6269afd430e082d0d317749c18e0a8ec276c46de
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Filesize
128KB
MD57194bc0ccb8dfd8c6c852fb341b25d8f
SHA1a5092edc8c0586669a791a12a2842dcb685c032f
SHA25692ac52d81ed494e436dff2828559531f5e8a39dd874ff3cc8d0b0a81552a3829
SHA51212a0afc2244e8cd23e86b271d3491161fe9eb4b2a1e9166d1b662eb07763c2b6f9002aa3c86023a5230c091582f5448cbe7d3e6bccfc7630237e6ab0cd068611