dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b

General

Target

dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b.exe
Size

13.1MB
MD5

364045dcd335ffd17f48a8cf5f816a01
SHA1

e9484d6300ce1d921c70ba7c08d4bb5b79f7a8c3
SHA256

dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b
SHA512

84b719101392c9dc6fc0d0665dd5fdca2627d2f302402bc2d475a4a9fc398acd2f8384c8d3b7a5a4e012b9007a3256557a957da75948b6cff07a0ceda69b2013
SSDEEP

196608:t1cCA+KNn9QK7FQZDJLla35CKFdu9CwJsv6t0KAnag:t1cDPQca1JA3YKFdu9CwJsv6ti1

Score

5^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b.exe
Key value queried	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\CPU-Z\cpu-z.exe	dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b.exe

Executes dropped EXE 2 IoCs

pid	Process
3628	cpu-z.exe
3580	cpu-z.tmp

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cpu-z.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cpu-z.tmp

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
1940	dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b.exe
2608	dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1940 wrote to memory of 2608	1940	dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b.exe	85
PID 1940 wrote to memory of 2608	1940	dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b.exe	85
PID 1940 wrote to memory of 2608	1940	dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b.exe	85
PID 2608 wrote to memory of 3628	2608	dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b.exe	88
PID 2608 wrote to memory of 3628	2608	dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b.exe	88
PID 2608 wrote to memory of 3628	2608	dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b.exe	88
PID 3628 wrote to memory of 3580	3628	cpu-z.exe	89
PID 3628 wrote to memory of 3580	3628	cpu-z.exe	89
PID 3628 wrote to memory of 3580	3628	cpu-z.exe	89

C:\Users\Admin\AppData\Local\Temp\dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b.exe
"C:\Users\Admin\AppData\Local\Temp\dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of WriteProcessMemory
PID:1940
- C:\Users\Admin\AppData\Local\Temp\dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b.exe
  "C:\Users\Admin\AppData\Local\Temp\dc5b6ebcf502935ed2c0b4258eb13ff403efc8b97fe562e96a3dc1c7451db76b.exe" -kross
  2⤵
  - Checks computer location settings
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious use of WriteProcessMemory
  PID:2608
- - C:\Program Files (x86)\CPU-Z\cpu-z.exe
    "C:\Program Files (x86)\CPU-Z\cpu-z.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3628
  - - C:\Users\Admin\AppData\Local\Temp\is-ORN6K.tmp\cpu-z.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-ORN6K.tmp\cpu-z.tmp" /SL5="$60222,1839111,58368,C:\Program Files (x86)\CPU-Z\cpu-z.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:3580

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

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

C:\Program Files (x86)\CPU-Z\cpu-z.exe

Filesize
2.0MB

MD5
da384563c4cf8f233e4c3efce5f63b7a

SHA1
d08290a7324b31da38b2142d7f96a671a12c481e

SHA256
7d3d1df736ca8aa96edcf37ffa3d0c992f5c2015cf2aef8c805c02729e87161f

SHA512
7651b20a5d3dff7e749300d367d3f88e69e20892580aeff52f934d07c3db6dc72b00729a35ce44592fcd9c359a813d2448daae6fd91c610f2f34ed59435b89f1

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-ORN6K.tmp\cpu-z.tmp

Filesize
702KB

MD5
1afbd25db5c9a90fe05309f7c4fbcf09

SHA1
baf330b5c249ca925b4ea19a52fe8b2c27e547fa

SHA256
3bb0ee5569fe5453c6b3fa25aa517b925d4f8d1f7ba3475e58fa09c46290658c

SHA512
3a448f06862c6d163fd58b68b836d866ae513e04a69774abf5a0c5b7df74f5b9ee37240083760185618c5068bf93e7fd812e76b3e530639111fb1d74f4d28419

Download Submit
memory/3580-18-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/3628-11-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/3628-17-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download

Analysis

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