3bad8f2eba738d0c2a70b878db3d500b31706afb646d526ed02a2f703d7d8c1c

General

Target

3bad8f2eba738d0c2a70b878db3d500b31706afb646d526ed02a2f703d7d8c1c.exe
Size

225KB
MD5

24df8f7b70c0c5300b36a79d835225df
SHA1

4f228ab18d61584430aa00308a651b04a38edcb7
SHA256

3bad8f2eba738d0c2a70b878db3d500b31706afb646d526ed02a2f703d7d8c1c
SHA512

4046c3f890640ba8832641e7d037a424397941b5357f326df01da4db4003a683adb5da575b9ff9cde0b710a0830d0adaf892b17f32db4a2cf96296895c0d499c
SSDEEP

6144:RA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpY0:RATuTAnKGwUAW3ycQqgt

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2552	4236	WerFault.exe	93
2028	4292	WerFault.exe	81

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3bad8f2eba738d0c2a70b878db3d500b31706afb646d526ed02a2f703d7d8c1c.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client"	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4292	3bad8f2eba738d0c2a70b878db3d500b31706afb646d526ed02a2f703d7d8c1c.exe
4292	3bad8f2eba738d0c2a70b878db3d500b31706afb646d526ed02a2f703d7d8c1c.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3424	Explorer.EXE
Token: SeCreatePagefilePrivilege	3424	Explorer.EXE
Token: SeShutdownPrivilege	3424	Explorer.EXE
Token: SeCreatePagefilePrivilege	3424	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4236	winver.exe
4292	3bad8f2eba738d0c2a70b878db3d500b31706afb646d526ed02a2f703d7d8c1c.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4292 wrote to memory of 4236	4292	3bad8f2eba738d0c2a70b878db3d500b31706afb646d526ed02a2f703d7d8c1c.exe	93
PID 4292 wrote to memory of 4236	4292	3bad8f2eba738d0c2a70b878db3d500b31706afb646d526ed02a2f703d7d8c1c.exe	93
PID 4292 wrote to memory of 4236	4292	3bad8f2eba738d0c2a70b878db3d500b31706afb646d526ed02a2f703d7d8c1c.exe	93
PID 4292 wrote to memory of 4236	4292	3bad8f2eba738d0c2a70b878db3d500b31706afb646d526ed02a2f703d7d8c1c.exe	93
PID 4236 wrote to memory of 3424	4236	winver.exe	55
PID 4292 wrote to memory of 3424	4292	3bad8f2eba738d0c2a70b878db3d500b31706afb646d526ed02a2f703d7d8c1c.exe	55
PID 4292 wrote to memory of 2640	4292	3bad8f2eba738d0c2a70b878db3d500b31706afb646d526ed02a2f703d7d8c1c.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2640

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3424
- C:\Users\Admin\AppData\Local\Temp\3bad8f2eba738d0c2a70b878db3d500b31706afb646d526ed02a2f703d7d8c1c.exe
  "C:\Users\Admin\AppData\Local\Temp\3bad8f2eba738d0c2a70b878db3d500b31706afb646d526ed02a2f703d7d8c1c.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4292
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4236
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4236 -s 300
      4⤵
      Program crash
      PID:2552
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4292 -s 988
    3⤵
    - Program crash
    PID:2028

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1168

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4236 -ip 4236
1⤵
PID:4212

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4292 -ip 4292
1⤵
PID:3180

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2640-18-0x0000000000B10000-0x0000000000B16000-memory.dmp

Filesize
24KB

Download
memory/2640-24-0x0000000000B10000-0x0000000000B16000-memory.dmp

Filesize
24KB

Download
memory/3424-10-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download
memory/3424-9-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download
memory/3424-15-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/4292-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4292-7-0x0000000003CD0000-0x0000000003CD1000-memory.dmp

Filesize
4KB

Download
memory/4292-6-0x0000000003CD0000-0x0000000003CD1000-memory.dmp

Filesize
4KB

Download
memory/4292-1-0x00000000045D0000-0x0000000004C28000-memory.dmp

Filesize
6.3MB

Download
memory/4292-4-0x00000000045D0000-0x0000000004C28000-memory.dmp

Filesize
6.3MB

Download
memory/4292-5-0x0000000003CD0000-0x0000000003CD1000-memory.dmp

Filesize
4KB

Download
memory/4292-14-0x0000000005AE0000-0x00000000064E0000-memory.dmp

Filesize
10.0MB

Download
memory/4292-3-0x0000000003CD0000-0x0000000003CD1000-memory.dmp

Filesize
4KB

Download
memory/4292-19-0x0000000005AE0000-0x00000000064E0000-memory.dmp

Filesize
10.0MB

Download
memory/4292-23-0x00000000045D0000-0x0000000004C28000-memory.dmp

Filesize
6.3MB

Download
memory/4292-2-0x0000000003CD0000-0x0000000003CD1000-memory.dmp

Filesize
4KB

Download

Analysis

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