f7a165827ce9ca724e2c15f0083d0ffda56b67e9c988bf178ac4ed805acd895b

General

Target

f7a165827ce9ca724e2c15f0083d0ffda56b67e9c988bf178ac4ed805acd895b.exe
Size

610KB
MD5

859f278d1e0ad0e6d991ceb521c11517
SHA1

025dda76b5b38c8849b0b9854d2d77d0d7f7e978
SHA256

f7a165827ce9ca724e2c15f0083d0ffda56b67e9c988bf178ac4ed805acd895b
SHA512

fe953d7de34eda7c19f0eebbef9714be54eb62b724091d70fc80d42690909320daf2a62cbe06be4599625dbbcf79c345a015e2bc4f34c09d1a83c8ade755cea5
SSDEEP

12288:sATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:CT+KjUdQqboyyWoK1NGqzuhj

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
2368	4380	WerFault.exe	101
4344	4724	WerFault.exe	82

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	f7a165827ce9ca724e2c15f0083d0ffda56b67e9c988bf178ac4ed805acd895b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.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
4724	f7a165827ce9ca724e2c15f0083d0ffda56b67e9c988bf178ac4ed805acd895b.exe
4724	f7a165827ce9ca724e2c15f0083d0ffda56b67e9c988bf178ac4ed805acd895b.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3368	Explorer.EXE
Token: SeCreatePagefilePrivilege	3368	Explorer.EXE
Token: SeShutdownPrivilege	3368	Explorer.EXE
Token: SeCreatePagefilePrivilege	3368	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4380	winver.exe
4724	f7a165827ce9ca724e2c15f0083d0ffda56b67e9c988bf178ac4ed805acd895b.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4724 wrote to memory of 4380	4724	f7a165827ce9ca724e2c15f0083d0ffda56b67e9c988bf178ac4ed805acd895b.exe	101
PID 4724 wrote to memory of 4380	4724	f7a165827ce9ca724e2c15f0083d0ffda56b67e9c988bf178ac4ed805acd895b.exe	101
PID 4724 wrote to memory of 4380	4724	f7a165827ce9ca724e2c15f0083d0ffda56b67e9c988bf178ac4ed805acd895b.exe	101
PID 4724 wrote to memory of 4380	4724	f7a165827ce9ca724e2c15f0083d0ffda56b67e9c988bf178ac4ed805acd895b.exe	101
PID 4380 wrote to memory of 3368	4380	winver.exe	56
PID 4724 wrote to memory of 3368	4724	f7a165827ce9ca724e2c15f0083d0ffda56b67e9c988bf178ac4ed805acd895b.exe	56
PID 4724 wrote to memory of 2672	4724	f7a165827ce9ca724e2c15f0083d0ffda56b67e9c988bf178ac4ed805acd895b.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2672

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3368
- C:\Users\Admin\AppData\Local\Temp\f7a165827ce9ca724e2c15f0083d0ffda56b67e9c988bf178ac4ed805acd895b.exe
  "C:\Users\Admin\AppData\Local\Temp\f7a165827ce9ca724e2c15f0083d0ffda56b67e9c988bf178ac4ed805acd895b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4724
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4380
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4380 -s 192
      4⤵
      Program crash
      PID:2368
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4724 -s 964
    3⤵
    - Program crash
    PID:4344

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:764

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4380 -ip 4380
1⤵
PID:2904

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4724 -ip 4724
1⤵
PID:4276

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

Loading Replay Monitor...

Downloads

memory/2672-13-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/2672-19-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/3368-6-0x0000000000800000-0x0000000000806000-memory.dmp

Filesize
24KB

Download
memory/3368-5-0x0000000000800000-0x0000000000806000-memory.dmp

Filesize
24KB

Download
memory/3368-11-0x0000000000810000-0x0000000000816000-memory.dmp

Filesize
24KB

Download
memory/4724-1-0x0000000004510000-0x0000000004B68000-memory.dmp

Filesize
6.3MB

Download
memory/4724-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4724-4-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4724-12-0x0000000005A60000-0x0000000006460000-memory.dmp

Filesize
10.0MB

Download
memory/4724-14-0x0000000005A60000-0x0000000006460000-memory.dmp

Filesize
10.0MB

Download
memory/4724-18-0x0000000004510000-0x0000000004B68000-memory.dmp

Filesize
6.3MB

Download

Analysis

Sharing