672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08

General

Target

672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08N.exe
Size

54KB
MD5

f5b6b173c7b1e3e08345135ce265ea80
SHA1

3c529ecff890428411393b73f5db35b79ed1c992
SHA256

672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08
SHA512

c51efb69bd1376b514502e7cc9844667b02ddfff6cf42ce0af738f0c5301f25bc259307b7c579ae12e4b1979262d0663222eee131eae5dbe4a2cdeab8538d6d4
SSDEEP

768:f3CCRtWM5usSRJDTlLTOpJiqRZNoCRtxihG1gfFNsHWP4jBS:P5tPusSRJDTlLTOpJiaDjts4gfFi2+A

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1464 set thread context of 1648	1464	672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08N.exe	84

Program crash 1 IoCs

pid	pid_target	Process	procid_target
8	1980	WerFault.exe	85

System Location Discovery: System Language Discovery 1 TTPs 3 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	672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1980	winver.exe
1980	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3496	Explorer.EXE
Token: SeCreatePagefilePrivilege	3496	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1980	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1464	672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3496	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1464 wrote to memory of 1648	1464	672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08N.exe	84
PID 1464 wrote to memory of 1648	1464	672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08N.exe	84
PID 1464 wrote to memory of 1648	1464	672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08N.exe	84
PID 1464 wrote to memory of 1648	1464	672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08N.exe	84
PID 1464 wrote to memory of 1648	1464	672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08N.exe	84
PID 1464 wrote to memory of 1648	1464	672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08N.exe	84
PID 1648 wrote to memory of 1980	1648	672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08N.exe	85
PID 1648 wrote to memory of 1980	1648	672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08N.exe	85
PID 1648 wrote to memory of 1980	1648	672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08N.exe	85
PID 1648 wrote to memory of 1980	1648	672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08N.exe	85
PID 1980 wrote to memory of 3496	1980	winver.exe	56
PID 1980 wrote to memory of 2668	1980	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2668

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3496
- C:\Users\Admin\AppData\Local\Temp\672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08N.exe
  "C:\Users\Admin\AppData\Local\Temp\672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08N.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1464
- - C:\Users\Admin\AppData\Local\Temp\672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08N.exe
    "C:\Users\Admin\AppData\Local\Temp\672548ff4ad14da8e0ffe43cd7323ee2a9b2e1c49db2b70b89d207a0d765cc08N.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1648
  - - C:\Windows\SysWOW64\winver.exe
      winver
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of FindShellTrayWindow
      Suspicious use of WriteProcessMemory
      PID:1980
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1980 -s 400
        5⤵
        Program crash
        
        PID:8

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1980 -ip 1980
1⤵
PID:4788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/1648-3-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1980-9-0x0000000000D90000-0x0000000000DA2000-memory.dmp

Filesize
72KB

Download
memory/1980-11-0x0000000077602000-0x0000000077603000-memory.dmp

Filesize
4KB

Download
memory/1980-8-0x0000000000D91000-0x0000000000D92000-memory.dmp

Filesize
4KB

Download
memory/1980-5-0x0000000000D60000-0x0000000000D66000-memory.dmp

Filesize
24KB

Download
memory/1980-18-0x0000000000D60000-0x0000000000D66000-memory.dmp

Filesize
24KB

Download
memory/2668-16-0x00000000009C0000-0x00000000009C6000-memory.dmp

Filesize
24KB

Download
memory/2668-17-0x00000000009C0000-0x00000000009C6000-memory.dmp

Filesize
24KB

Download
memory/3496-4-0x0000000003070000-0x0000000003076000-memory.dmp

Filesize
24KB

Download
memory/3496-12-0x00007FFFC30CD000-0x00007FFFC30CE000-memory.dmp

Filesize
4KB

Download
memory/3496-10-0x0000000003070000-0x0000000003076000-memory.dmp

Filesize
24KB

Download
memory/3496-13-0x00007FFFC3260000-0x00007FFFC3261000-memory.dmp

Filesize
4KB

Download

Analysis

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