8f5670e8e840235bda7a41acc5df942faa6e995ff5f63d09a5cad39592afaaa1

General

Target

8f.exe
Size

3.8MB
MD5

0f98fd6b7bf409d245491235c3b3a235
SHA1

e4e7d35342ad925c3777648dcc5b928996c5132a
SHA256

8f5670e8e840235bda7a41acc5df942faa6e995ff5f63d09a5cad39592afaaa1
SHA512

853da359d4f59d15bcb54cee950622762cf628923e9f74676f29e8e23597e693a2d58f8965ba4ac9a2a323741324bdf79a8ac54b1d8d9b9a62499b2c32a8648b
SSDEEP

98304:JO6busnsQw2+V6joFxBY0NX3UHdq+pqmav:J7bussB2I6joFjY0NkHHsmav

Score

5^/10

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2488 set thread context of 2788	2488	8f.exe	20

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 16 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Configuration Data	rundll32.exe
Key value enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Component Information	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Configuration Data	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\VendorIdentifier	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Component Information	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\FeatureSet	rundll32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor	rundll32.exe
Key enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor	rundll32.exe
Key value enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1	rundll32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\~MHz	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	rundll32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	rundll32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2488	8f.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2488	8f.exe
Token: SeDebugPrivilege	2488	8f.exe
Token: SeDebugPrivilege	2488	8f.exe
Token: SeDebugPrivilege	2488	8f.exe
Token: SeDebugPrivilege	2488	8f.exe
Token: SeDebugPrivilege	2488	8f.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2788	rundll32.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2488 wrote to memory of 2788	2488	8f.exe	20
PID 2488 wrote to memory of 2788	2488	8f.exe	20
PID 2488 wrote to memory of 2788	2488	8f.exe	20
PID 2488 wrote to memory of 2788	2488	8f.exe	20
PID 2488 wrote to memory of 2788	2488	8f.exe	20
PID 2488 wrote to memory of 2788	2488	8f.exe	20
PID 2488 wrote to memory of 2788	2488	8f.exe	20
PID 2488 wrote to memory of 2788	2488	8f.exe	20

C:\Users\Admin\AppData\Local\Temp\8f.exe
"C:\Users\Admin\AppData\Local\Temp\8f.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2488
- C:\Windows\syswow64\rundll32.exe
  "C:\Windows\syswow64\rundll32.exe" "C:\Windows\syswow64\shell32.dll",#61 C:\Users\Admin\AppData\Local\Temp\8f.exe
  2⤵
  - Checks processor information in registry
  - Suspicious use of FindShellTrayWindow
  PID:2788

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2488-36-0x0000000003360000-0x00000000034A0000-memory.dmp

Filesize
1.2MB

Download
memory/2488-10-0x0000000003360000-0x00000000034A0000-memory.dmp

Filesize
1.2MB

Download
memory/2488-13-0x0000000003360000-0x00000000034A0000-memory.dmp

Filesize
1.2MB

Download
memory/2488-0-0x0000000002870000-0x0000000003079000-memory.dmp

Filesize
8.0MB

Download
memory/2488-34-0x0000000002870000-0x0000000003079000-memory.dmp

Filesize
8.0MB

Download
memory/2488-15-0x0000000077970000-0x0000000077971000-memory.dmp

Filesize
4KB

Download
memory/2488-19-0x0000000003360000-0x00000000034A0000-memory.dmp

Filesize
1.2MB

Download
memory/2488-18-0x0000000003360000-0x00000000034A0000-memory.dmp

Filesize
1.2MB

Download
memory/2488-35-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2488-1-0x0000000000300000-0x0000000000301000-memory.dmp

Filesize
4KB

Download
memory/2488-9-0x0000000003360000-0x00000000034A0000-memory.dmp

Filesize
1.2MB

Download
memory/2488-3-0x0000000002870000-0x0000000003079000-memory.dmp

Filesize
8.0MB

Download
memory/2488-11-0x0000000002870000-0x0000000003079000-memory.dmp

Filesize
8.0MB

Download
memory/2488-2-0x0000000003360000-0x00000000034A0000-memory.dmp

Filesize
1.2MB

Download
memory/2488-4-0x0000000003360000-0x00000000034A0000-memory.dmp

Filesize
1.2MB

Download
memory/2488-5-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/2488-14-0x0000000003360000-0x00000000034A0000-memory.dmp

Filesize
1.2MB

Download
memory/2488-6-0x0000000003360000-0x00000000034A0000-memory.dmp

Filesize
1.2MB

Download
memory/2488-7-0x0000000003360000-0x00000000034A0000-memory.dmp

Filesize
1.2MB

Download
memory/2488-8-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/2488-12-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2788-24-0x0000000002800000-0x0000000002940000-memory.dmp

Filesize
1.2MB

Download
memory/2788-31-0x0000000002990000-0x0000000003199000-memory.dmp

Filesize
8.0MB

Download
memory/2788-29-0x0000000002990000-0x0000000003199000-memory.dmp

Filesize
8.0MB

Download
memory/2788-33-0x0000000002990000-0x0000000003199000-memory.dmp

Filesize
8.0MB

Download
memory/2788-32-0x0000000002990000-0x0000000003199000-memory.dmp

Filesize
8.0MB

Download
memory/2788-30-0x0000000002990000-0x0000000003199000-memory.dmp

Filesize
8.0MB

Download
memory/2788-28-0x0000000002990000-0x0000000003199000-memory.dmp

Filesize
8.0MB

Download
memory/2788-27-0x0000000002990000-0x0000000003199000-memory.dmp

Filesize
8.0MB

Download
memory/2788-16-0x00000000001C0000-0x00000000008A9000-memory.dmp

Filesize
6.9MB

Download
memory/2788-20-0x0000000000A30000-0x0000000000A31000-memory.dmp

Filesize
4KB

Download
memory/2788-26-0x0000000002990000-0x0000000003199000-memory.dmp

Filesize
8.0MB

Download
memory/2788-22-0x0000000002800000-0x0000000002940000-memory.dmp

Filesize
1.2MB

Download
memory/2788-23-0x0000000002990000-0x0000000003199000-memory.dmp

Filesize
8.0MB

Download
memory/2788-25-0x0000000002990000-0x0000000003199000-memory.dmp

Filesize
8.0MB

Download
memory/2788-21-0x00000000001C0000-0x00000000008A9000-memory.dmp

Filesize
6.9MB

Download
memory/2788-38-0x0000000002990000-0x0000000003199000-memory.dmp

Filesize
8.0MB

Download

Analysis

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