Analysis
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max time kernel
112s -
max time network
115s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
09-11-2024 18:23
Static task
static1
Behavioral task
behavioral1
Sample
4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.exe
Resource
win10v2004-20241007-en
General
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Target
4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.exe
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Size
156KB
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MD5
f1e30b5c56068a829be80ab57f0f1090
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SHA1
34d616a76a1b9d96d1a48b27424a77c6701b4c80
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SHA256
4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363
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SHA512
26070e1e45f6be2bf4617bc226e4b5e1b72aa68f939fbdbfa7616424d8e2dc6bdf870e3b204be726dab1e8b1b74250ccb77fefc4a7a6e934d3a264146b01609b
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SSDEEP
1536:+fxvtgixq7OstjzjW6ZdjtETzR77i11GAbRp0BGiEA0O0o1n:+HIa6KTdNAbzSGiN0OJ
Malware Config
Signatures
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Blocklisted process makes network request 9 IoCs
Processes:
rundll32.exeflow pid process 4 2092 rundll32.exe 5 2092 rundll32.exe 6 2092 rundll32.exe 7 2092 rundll32.exe 8 2092 rundll32.exe 9 2092 rundll32.exe 10 2092 rundll32.exe 11 2092 rundll32.exe 13 2092 rundll32.exe -
Deletes itself 1 IoCs
Processes:
lmapu.exepid process 812 lmapu.exe -
Executes dropped EXE 1 IoCs
Processes:
lmapu.exepid process 812 lmapu.exe -
Loads dropped DLL 4 IoCs
Processes:
rundll32.exepid process 2092 rundll32.exe 2092 rundll32.exe 2092 rundll32.exe 2092 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
Processes:
rundll32.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\EvtMgr = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\qbutr\\xgaha.dll\",GetWindowClass" rundll32.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
rundll32.exedescription ioc process File opened (read-only) \??\i: rundll32.exe File opened (read-only) \??\m: 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) \??\a: rundll32.exe File opened (read-only) \??\e: rundll32.exe File opened (read-only) \??\g: rundll32.exe File opened (read-only) \??\w: rundll32.exe File opened (read-only) \??\j: rundll32.exe File opened (read-only) \??\p: rundll32.exe File opened (read-only) \??\q: rundll32.exe File opened (read-only) \??\x: rundll32.exe File opened (read-only) \??\z: rundll32.exe File opened (read-only) \??\h: rundll32.exe File opened (read-only) \??\k: rundll32.exe File opened (read-only) \??\l: rundll32.exe File opened (read-only) \??\s: rundll32.exe File opened (read-only) \??\v: rundll32.exe File opened (read-only) \??\y: rundll32.exe File opened (read-only) \??\b: rundll32.exe File opened (read-only) \??\n: rundll32.exe File opened (read-only) \??\o: 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.
Processes:
rundll32.exedescription ioc process File opened for modification \??\PHYSICALDRIVE0 rundll32.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.
Processes:
PING.EXElmapu.exerundll32.exe4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.execmd.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lmapu.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
Processes:
cmd.exePING.EXEpid process 1736 cmd.exe 2524 PING.EXE -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
rundll32.exedescription 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
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exepid process 2092 rundll32.exe 2092 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
rundll32.exedescription pid process Token: SeDebugPrivilege 2092 rundll32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.exelmapu.exepid process 3044 4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.exe 812 lmapu.exe -
Suspicious use of WriteProcessMemory 19 IoCs
Processes:
4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.execmd.exelmapu.exedescription pid process target process PID 3044 wrote to memory of 1736 3044 4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.exe cmd.exe PID 3044 wrote to memory of 1736 3044 4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.exe cmd.exe PID 3044 wrote to memory of 1736 3044 4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.exe cmd.exe PID 3044 wrote to memory of 1736 3044 4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.exe cmd.exe PID 1736 wrote to memory of 2524 1736 cmd.exe PING.EXE PID 1736 wrote to memory of 2524 1736 cmd.exe PING.EXE PID 1736 wrote to memory of 2524 1736 cmd.exe PING.EXE PID 1736 wrote to memory of 2524 1736 cmd.exe PING.EXE PID 1736 wrote to memory of 812 1736 cmd.exe lmapu.exe PID 1736 wrote to memory of 812 1736 cmd.exe lmapu.exe PID 1736 wrote to memory of 812 1736 cmd.exe lmapu.exe PID 1736 wrote to memory of 812 1736 cmd.exe lmapu.exe PID 812 wrote to memory of 2092 812 lmapu.exe rundll32.exe PID 812 wrote to memory of 2092 812 lmapu.exe rundll32.exe PID 812 wrote to memory of 2092 812 lmapu.exe rundll32.exe PID 812 wrote to memory of 2092 812 lmapu.exe rundll32.exe PID 812 wrote to memory of 2092 812 lmapu.exe rundll32.exe PID 812 wrote to memory of 2092 812 lmapu.exe rundll32.exe PID 812 wrote to memory of 2092 812 lmapu.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.exe"C:\Users\Admin\AppData\Local\Temp\4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3044 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&c:\lmapu.exe "C:\Users\Admin\AppData\Local\Temp\4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:1736 -
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:2524 -
\??\c:\lmapu.exec:\lmapu.exe "C:\Users\Admin\AppData\Local\Temp\4ac2ac952a995a4186deb964a72742a3715d49eb231e63cffb80df77f089a363N.exe"3⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:812 -
\??\c:\windows\SysWOW64\rundll32.exec:\windows\system32\rundll32.exe "c:\qbutr\xgaha.dll",GetWindowClass c:\lmapu.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)
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2092
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
156KB
MD5a9c793287647e0c17b2cf2fc927c31af
SHA19fe4390c1dc3f1a9c2b588dbc79f9f3b90f5a259
SHA256ded080287f8842423442964e64ac3b5b0c243443b1c29e92ebedd6e0894b5d08
SHA512a897b459f67d6f239fa5cbdf3eed7e1c288368e1346f7704f2148e3a6f78728f103b329787a11c0a602e4aff0c383f1f4caa24a64363fa24d1fadcf3f533dabf
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Filesize
63KB
MD5bec93912524f50c6f7c943716c7ef02b
SHA169ba8f1dd5a7d6cd94d688c691406cbd54be4486
SHA256032570414587af2303431e8db5d5f4223e0147f4b63a2160b97d9a6ea531bd81
SHA51241fb8970e9007c789227740e81a483bda806470ce25476589a3dfceddaaa60b20d890c37b56f8be83defb2a5b774dbd6c2026fc259884e8acf2971b06041f6a6