7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8c

General

Target

7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8cN.exe
Size

89KB
MD5

6a38a84265978ca9de6c79dd58efd4a0
SHA1

9d13459d6467135b386ade5982bf282c2e6bf170
SHA256

7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8c
SHA512

bc6f583bb2c8ed9be4f1c4065a063e86ee872f3b9c14489d62422d904a16261fce070fe843c343b1d7e95d162f5d09bcab4c7118d9990054a010378e5a419e1f
SSDEEP

1536:o9o65gQK3Zm+Mt9RV5O8oQ9cXFunGm6ManhFLnBqHan6owwosTk8vxA:o9o6fK2XqXQwhnHlqQo8Lvy

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3748	4648	WerFault.exe	84

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	7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4648	winver.exe
4648	winver.exe

Suspicious use of AdjustPrivilegeToken 14 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3576	Explorer.EXE
Token: SeCreatePagefilePrivilege	3576	Explorer.EXE
Token: SeShutdownPrivilege	3576	Explorer.EXE
Token: SeCreatePagefilePrivilege	3576	Explorer.EXE
Token: SeShutdownPrivilege	3576	Explorer.EXE
Token: SeCreatePagefilePrivilege	3576	Explorer.EXE
Token: SeShutdownPrivilege	3576	Explorer.EXE
Token: SeCreatePagefilePrivilege	3576	Explorer.EXE
Token: SeShutdownPrivilege	3576	Explorer.EXE
Token: SeCreatePagefilePrivilege	3576	Explorer.EXE
Token: SeShutdownPrivilege	3576	Explorer.EXE
Token: SeCreatePagefilePrivilege	3576	Explorer.EXE
Token: SeShutdownPrivilege	3576	Explorer.EXE
Token: SeCreatePagefilePrivilege	3576	Explorer.EXE

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4648	winver.exe
3576	Explorer.EXE
3576	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3576	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2752 wrote to memory of 4648	2752	7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8cN.exe	84
PID 2752 wrote to memory of 4648	2752	7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8cN.exe	84
PID 2752 wrote to memory of 4648	2752	7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8cN.exe	84
PID 2752 wrote to memory of 4648	2752	7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8cN.exe	84
PID 4648 wrote to memory of 3576	4648	winver.exe	56
PID 4648 wrote to memory of 2540	4648	winver.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2540

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3576
- C:\Users\Admin\AppData\Local\Temp\7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8cN.exe
  "C:\Users\Admin\AppData\Local\Temp\7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8cN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2752
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4648
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4648 -s 632
      4⤵
      Program crash
      PID:3748

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4648 -ip 4648
1⤵
PID:1816

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/2540-17-0x00007FFDBA990000-0x00007FFDBA991000-memory.dmp

Filesize
4KB

Download
memory/2540-11-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download
memory/2540-10-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download
memory/2752-9-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2752-5-0x0000000002270000-0x0000000002C70000-memory.dmp

Filesize
10.0MB

Download
memory/2752-12-0x0000000002270000-0x0000000002C70000-memory.dmp

Filesize
10.0MB

Download
memory/2752-0-0x0000000000580000-0x0000000000582000-memory.dmp

Filesize
8KB

Download
memory/3576-1-0x0000000002BB0000-0x0000000002BB6000-memory.dmp

Filesize
24KB

Download
memory/3576-7-0x00007FFDBA80D000-0x00007FFDBA80E000-memory.dmp

Filesize
4KB

Download
memory/3576-4-0x0000000002BB0000-0x0000000002BB6000-memory.dmp

Filesize
24KB

Download
memory/3576-15-0x00007FFDBA9A0000-0x00007FFDBA9A1000-memory.dmp

Filesize
4KB

Download
memory/3576-16-0x00007FFDBA980000-0x00007FFDBA981000-memory.dmp

Filesize
4KB

Download
memory/4648-8-0x00007FFDBA770000-0x00007FFDBA965000-memory.dmp

Filesize
2.0MB

Download
memory/4648-6-0x00000000774E2000-0x00000000774E3000-memory.dmp

Filesize
4KB

Download
memory/4648-13-0x00000000026F0000-0x00000000026F6000-memory.dmp

Filesize
24KB

Download
memory/4648-2-0x00000000026F0000-0x00000000026F6000-memory.dmp

Filesize
24KB

Download

Analysis

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