ad6d5cd19abe961739f0a72028a39aa7bc00e579b339afc2dc3cd514b52689ca

General

Target

ad6d5cd19abe961739f0a72028a39aa7bc00e579b339afc2dc3cd514b52689caN.exe
Size

225KB
MD5

eedfb04968c0c8eab72ba26174a676f0
SHA1

ea9dd983734f3abbc7c354ecc1509d5de4d8de17
SHA256

ad6d5cd19abe961739f0a72028a39aa7bc00e579b339afc2dc3cd514b52689ca
SHA512

06f5be71ca2bf530be5e692a7ecb20ace801c2be000e6dbfd539b2f25f93b8a8abd4f9d1d50466cd3347febcfaa7f910a12524f93e1e373eee16d43dee927d49
SSDEEP

6144:bA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:bATuTAnKGwUAW3ycQqgf

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
1512	436	WerFault.exe	93
4548	4708	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	ad6d5cd19abe961739f0a72028a39aa7bc00e579b339afc2dc3cd514b52689caN.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
4708	ad6d5cd19abe961739f0a72028a39aa7bc00e579b339afc2dc3cd514b52689caN.exe
4708	ad6d5cd19abe961739f0a72028a39aa7bc00e579b339afc2dc3cd514b52689caN.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
436	winver.exe
4708	ad6d5cd19abe961739f0a72028a39aa7bc00e579b339afc2dc3cd514b52689caN.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4708 wrote to memory of 436	4708	ad6d5cd19abe961739f0a72028a39aa7bc00e579b339afc2dc3cd514b52689caN.exe	93
PID 4708 wrote to memory of 436	4708	ad6d5cd19abe961739f0a72028a39aa7bc00e579b339afc2dc3cd514b52689caN.exe	93
PID 4708 wrote to memory of 436	4708	ad6d5cd19abe961739f0a72028a39aa7bc00e579b339afc2dc3cd514b52689caN.exe	93
PID 4708 wrote to memory of 436	4708	ad6d5cd19abe961739f0a72028a39aa7bc00e579b339afc2dc3cd514b52689caN.exe	93
PID 436 wrote to memory of 3488	436	winver.exe	56
PID 4708 wrote to memory of 3488	4708	ad6d5cd19abe961739f0a72028a39aa7bc00e579b339afc2dc3cd514b52689caN.exe	56
PID 4708 wrote to memory of 2580	4708	ad6d5cd19abe961739f0a72028a39aa7bc00e579b339afc2dc3cd514b52689caN.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2580

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3488
- C:\Users\Admin\AppData\Local\Temp\ad6d5cd19abe961739f0a72028a39aa7bc00e579b339afc2dc3cd514b52689caN.exe
  "C:\Users\Admin\AppData\Local\Temp\ad6d5cd19abe961739f0a72028a39aa7bc00e579b339afc2dc3cd514b52689caN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4708
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:436
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 436 -s 300
      4⤵
      Program crash
      PID:1512
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4708 -s 976
    3⤵
    - Program crash
    PID:4548

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 436 -ip 436
1⤵
PID:2376

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4708 -ip 4708
1⤵
PID:636

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/2580-21-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download
memory/2580-15-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download
memory/3488-7-0x00000000011E0000-0x00000000011E6000-memory.dmp

Filesize
24KB

Download
memory/3488-12-0x0000000001220000-0x0000000001226000-memory.dmp

Filesize
24KB

Download
memory/3488-6-0x00000000011E0000-0x00000000011E6000-memory.dmp

Filesize
24KB

Download
memory/4708-4-0x0000000003D10000-0x0000000003D11000-memory.dmp

Filesize
4KB

Download
memory/4708-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4708-1-0x00000000046E0000-0x0000000004D38000-memory.dmp

Filesize
6.3MB

Download
memory/4708-11-0x0000000005AF0000-0x00000000064F0000-memory.dmp

Filesize
10.0MB

Download
memory/4708-3-0x00000000046E0000-0x0000000004D38000-memory.dmp

Filesize
6.3MB

Download
memory/4708-16-0x0000000005AF0000-0x00000000064F0000-memory.dmp

Filesize
10.0MB

Download
memory/4708-20-0x00000000046E0000-0x0000000004D38000-memory.dmp

Filesize
6.3MB

Download
memory/4708-2-0x0000000003D10000-0x0000000003D11000-memory.dmp

Filesize
4KB

Download

Analysis

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