c7b61405726f975e81c648c5bc045c1de0de32f1f88a39bc910a2f6dcc8f1064

General

Target
1e0fd78830cbbfeebd8f0f6cd0a01860N.exe
Size 237KB
Sample240831-tpjxtataql
SHA256 c7b61405726f975e81c648c5bc045c1de0de32f1f88a39bc910a2f6dcc8f1064
MD5 1e0fd78830cbbfeebd8f0f6cd0a01860
SHA1 e4593684d01f309ba4aef1d2438e60a5d7d8f083
SHA512 653716f1f9b46fc7e1a9003174779d92d56d427a8d802afd9268b08703005010b28f1ccabc3417a568322f9a771f52d88f9021dd79e568ba21d520a36f26b86a
SSDEEP 6144:vA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:vATuTAnKGwUAWVycQqgj
MD5 SHA1 SHA512 SSDEEP

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
4716	2740	WerFault.exe	108
4560	2704	WerFault.exe	88

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	1e0fd78830cbbfeebd8f0f6cd0a01860N.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
2704	1e0fd78830cbbfeebd8f0f6cd0a01860N.exe
2704	1e0fd78830cbbfeebd8f0f6cd0a01860N.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2740	winver.exe
2704	1e0fd78830cbbfeebd8f0f6cd0a01860N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3460	Explorer.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2704 wrote to memory of 2740	2704	1e0fd78830cbbfeebd8f0f6cd0a01860N.exe	108
PID 2704 wrote to memory of 2740	2704	1e0fd78830cbbfeebd8f0f6cd0a01860N.exe	108
PID 2704 wrote to memory of 2740	2704	1e0fd78830cbbfeebd8f0f6cd0a01860N.exe	108
PID 2704 wrote to memory of 2740	2704	1e0fd78830cbbfeebd8f0f6cd0a01860N.exe	108
PID 2740 wrote to memory of 3460	2740	winver.exe	56
PID 2704 wrote to memory of 3460	2704	1e0fd78830cbbfeebd8f0f6cd0a01860N.exe	56
PID 2704 wrote to memory of 2676	2704	1e0fd78830cbbfeebd8f0f6cd0a01860N.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2676

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3460
- C:\Users\Admin\AppData\Local\Temp\1e0fd78830cbbfeebd8f0f6cd0a01860N.exe
  "C:\Users\Admin\AppData\Local\Temp\1e0fd78830cbbfeebd8f0f6cd0a01860N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2704
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2740
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2740 -s 300
      4⤵
      Program crash
      PID:4716
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2704 -s 756
    3⤵
    - Program crash
    PID:4560

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4340,i,8293235976513689021,7261015831736501466,262144 --variations-seed-version --mojo-platform-channel-handle=4324 /prefetch:8
1⤵
PID:4504

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2740 -ip 2740
1⤵
PID:3964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 2704 -ip 2704
1⤵
PID:4384

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/2676-14-0x00000000001A0000-0x00000000001A6000-memory.dmp

Download

memory/2676-20-0x00000000001A0000-0x00000000001A6000-memory.dmp

Download

memory/2704-8-0x0000000000400000-0x000000000043F000-memory.dmp

Download

memory/2704-7-0x0000000003D10000-0x0000000003D11000-memory.dmp

Download

memory/2704-1-0x0000000004620000-0x0000000004C78000-memory.dmp

Download

memory/2704-11-0x0000000005730000-0x0000000006130000-memory.dmp

Download

memory/2704-3-0x0000000003D10000-0x0000000003D11000-memory.dmp

Download

memory/2704-15-0x0000000005730000-0x0000000006130000-memory.dmp

Download

memory/2704-19-0x0000000004620000-0x0000000004C78000-memory.dmp

Download

memory/2704-2-0x0000000003D10000-0x0000000003D11000-memory.dmp

Download

memory/3460-5-0x0000000002060000-0x0000000002066000-memory.dmp

Download

memory/3460-6-0x0000000002060000-0x0000000002066000-memory.dmp

Download

memory/3460-12-0x0000000002070000-0x0000000002076000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads