Analysis
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max time kernel
149s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
15/10/2024, 23:26
Static task
static1
Behavioral task
behavioral1
Sample
5dfe02a2c169a30a3c6530c859206277e638f91fd11e1d7c9e88ac626534b2d2.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
5dfe02a2c169a30a3c6530c859206277e638f91fd11e1d7c9e88ac626534b2d2.exe
Resource
win10v2004-20241007-en
General
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Target
5dfe02a2c169a30a3c6530c859206277e638f91fd11e1d7c9e88ac626534b2d2.exe
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Size
414KB
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MD5
e5348a7741e1f455018922f88bda740b
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SHA1
5c2e410ff8dacc75d794dcbd23487206b32bcaab
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SHA256
5dfe02a2c169a30a3c6530c859206277e638f91fd11e1d7c9e88ac626534b2d2
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SHA512
6c40a2d5aa12c0acd9ced775a8360487cf9518229d140f25853805cdf87c0ac1fbbea229cc0b8d110884dea61e05a8790d2d8e301ff04c9f98dd9c3e87107234
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SSDEEP
6144:3w9D91dOrcN3ZGXNYFNmIkYvUIelVjjVtGRyFH4:gtRfJcNYFNm8UhlZGse
Malware Config
Signatures
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Blocklisted process makes network request 10 IoCs
flow pid Process 4 2476 rundll32.exe 5 2476 rundll32.exe 6 2476 rundll32.exe 7 2476 rundll32.exe 8 2476 rundll32.exe 9 2476 rundll32.exe 10 2476 rundll32.exe 11 2476 rundll32.exe 13 2476 rundll32.exe 14 2476 rundll32.exe -
Deletes itself 1 IoCs
pid Process 2280 sldbdmhpu.exe -
Executes dropped EXE 1 IoCs
pid Process 2280 sldbdmhpu.exe -
Loads dropped DLL 6 IoCs
pid Process 2404 cmd.exe 2404 cmd.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe -
Reads user/profile data of web browsers 3 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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\Dotx = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\Program Files\\qqfimrv\\xpdlu.dll\",Verify" rundll32.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: rundll32.exe File opened (read-only) \??\i: rundll32.exe File opened (read-only) \??\j: rundll32.exe File opened (read-only) \??\p: rundll32.exe File opened (read-only) \??\n: rundll32.exe File opened (read-only) \??\o: rundll32.exe File opened (read-only) \??\s: rundll32.exe File opened (read-only) \??\w: rundll32.exe File opened (read-only) \??\a: rundll32.exe File opened (read-only) \??\b: rundll32.exe File opened (read-only) \??\k: rundll32.exe File opened (read-only) \??\l: rundll32.exe File opened (read-only) \??\x: rundll32.exe File opened (read-only) \??\y: rundll32.exe File opened (read-only) \??\v: rundll32.exe File opened (read-only) \??\z: rundll32.exe File opened (read-only) \??\g: rundll32.exe File opened (read-only) \??\r: rundll32.exe File opened (read-only) \??\t: rundll32.exe File opened (read-only) \??\u: rundll32.exe File opened (read-only) \??\h: rundll32.exe File opened (read-only) \??\m: rundll32.exe File opened (read-only) \??\q: rundll32.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 rundll32.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 2476 rundll32.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification \??\c:\Program Files\qqfimrv sldbdmhpu.exe File created \??\c:\Program Files\qqfimrv\xpdlu.dll sldbdmhpu.exe -
System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5dfe02a2c169a30a3c6530c859206277e638f91fd11e1d7c9e88ac626534b2d2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sldbdmhpu.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2404 cmd.exe 3056 PING.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 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString rundll32.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3056 PING.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe 2476 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2476 rundll32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2112 5dfe02a2c169a30a3c6530c859206277e638f91fd11e1d7c9e88ac626534b2d2.exe 2280 sldbdmhpu.exe -
Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 2112 wrote to memory of 2404 2112 5dfe02a2c169a30a3c6530c859206277e638f91fd11e1d7c9e88ac626534b2d2.exe 30 PID 2112 wrote to memory of 2404 2112 5dfe02a2c169a30a3c6530c859206277e638f91fd11e1d7c9e88ac626534b2d2.exe 30 PID 2112 wrote to memory of 2404 2112 5dfe02a2c169a30a3c6530c859206277e638f91fd11e1d7c9e88ac626534b2d2.exe 30 PID 2112 wrote to memory of 2404 2112 5dfe02a2c169a30a3c6530c859206277e638f91fd11e1d7c9e88ac626534b2d2.exe 30 PID 2404 wrote to memory of 3056 2404 cmd.exe 32 PID 2404 wrote to memory of 3056 2404 cmd.exe 32 PID 2404 wrote to memory of 3056 2404 cmd.exe 32 PID 2404 wrote to memory of 3056 2404 cmd.exe 32 PID 2404 wrote to memory of 2280 2404 cmd.exe 33 PID 2404 wrote to memory of 2280 2404 cmd.exe 33 PID 2404 wrote to memory of 2280 2404 cmd.exe 33 PID 2404 wrote to memory of 2280 2404 cmd.exe 33 PID 2280 wrote to memory of 2476 2280 sldbdmhpu.exe 34 PID 2280 wrote to memory of 2476 2280 sldbdmhpu.exe 34 PID 2280 wrote to memory of 2476 2280 sldbdmhpu.exe 34 PID 2280 wrote to memory of 2476 2280 sldbdmhpu.exe 34 PID 2280 wrote to memory of 2476 2280 sldbdmhpu.exe 34 PID 2280 wrote to memory of 2476 2280 sldbdmhpu.exe 34 PID 2280 wrote to memory of 2476 2280 sldbdmhpu.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\5dfe02a2c169a30a3c6530c859206277e638f91fd11e1d7c9e88ac626534b2d2.exe"C:\Users\Admin\AppData\Local\Temp\5dfe02a2c169a30a3c6530c859206277e638f91fd11e1d7c9e88ac626534b2d2.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2112 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\sldbdmhpu.exe "C:\Users\Admin\AppData\Local\Temp\5dfe02a2c169a30a3c6530c859206277e638f91fd11e1d7c9e88ac626534b2d2.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2404 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 23⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:3056
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C:\Users\Admin\AppData\Local\Temp\sldbdmhpu.exeC:\Users\Admin\AppData\Local\Temp\\sldbdmhpu.exe "C:\Users\Admin\AppData\Local\Temp\5dfe02a2c169a30a3c6530c859206277e638f91fd11e1d7c9e88ac626534b2d2.exe"3⤵
- Deletes itself
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2280 -
\??\c:\windows\SysWOW64\rundll32.exec:\windows\system32\rundll32.exe "c:\Program Files\qqfimrv\xpdlu.dll",Verify C:\Users\Admin\AppData\Local\Temp\sldbdmhpu.exe4⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2476
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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
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
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Downloads
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Filesize
228KB
MD55e07b67d707564b9c591423ae9cedd9b
SHA1fead8bfa122a3c19e2b7b515fdb77d27e90c117f
SHA256b53405a6d795e899283698a06b43f8aa2f0e9fbe0a6f20e5c606ceb20b776b71
SHA512e86fe549d9a1d4514eaabe660ac0f81d097c2e35d4a51e23ce4c613b929c85131340a577e9a88775fc934f7f4ac42702f2bd7297f1cd0af6934f8db339956828
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Filesize
414KB
MD500ea453334fd90f50aef809c930179ae
SHA10e48c4b7f3fe4b4cc7cce5a532b166db08054a3f
SHA256322fd619a2a0c1b3db484036154c714f18f63f87b7bbee18cf276fb9b7d43878
SHA512943533449b1c3c194d897930f72b8124b2e34e96af5db70dd2182c36e538d4937d5f7d4ec8b8e1c92a57aed0b2b8ffa12f2577d5fe6ff66017c974955f6f9f35