bd6ec969510b96709d5bfad53241d45ee2216c413a06f8e44f4966a08c8d40f7

Analysis

max time kernel
42s
max time network
49s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
12-10-2022 17:32

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General

Target

bd6ec969510b96709d5bfad53241d45ee2216c413a06f8e44f4966a08c8d40f7.exe
Size

172KB
MD5

68f8d4337197f992612f8ae258707c60
SHA1

7a7499ff83d10a07e3264eb3846072bb259b4ac9
SHA256

bd6ec969510b96709d5bfad53241d45ee2216c413a06f8e44f4966a08c8d40f7
SHA512

92ec8fb61b94dd125246798ca48dcfae8ee0533ba2d737306501e7de4e3de5d7f49327488c2860ada9e9fa733b69a539a1887946c3bf87344767b81419c66e0e
SSDEEP

1536:gjQPJYqUmnuWiBr3OGx94aA0xlpFdRF0tctlxsxIZk9JqHWQT:+snT2lDdRF0tw7TI4

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
388	cmd.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	bd6ec969510b96709d5bfad53241d45ee2216c413a06f8e44f4966a08c8d40f7.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	bd6ec969510b96709d5bfad53241d45ee2216c413a06f8e44f4966a08c8d40f7.exe

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

System Information Discovery
T1082

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
528	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	528	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1728	bd6ec969510b96709d5bfad53241d45ee2216c413a06f8e44f4966a08c8d40f7.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 388	1728	bd6ec969510b96709d5bfad53241d45ee2216c413a06f8e44f4966a08c8d40f7.exe	29
PID 1728 wrote to memory of 388	1728	bd6ec969510b96709d5bfad53241d45ee2216c413a06f8e44f4966a08c8d40f7.exe	29
PID 1728 wrote to memory of 388	1728	bd6ec969510b96709d5bfad53241d45ee2216c413a06f8e44f4966a08c8d40f7.exe	29
PID 1728 wrote to memory of 388	1728	bd6ec969510b96709d5bfad53241d45ee2216c413a06f8e44f4966a08c8d40f7.exe	29
PID 388 wrote to memory of 528	388	cmd.exe	31
PID 388 wrote to memory of 528	388	cmd.exe	31
PID 388 wrote to memory of 528	388	cmd.exe	31
PID 388 wrote to memory of 528	388	cmd.exe	31

C:\Users\Admin\AppData\Local\Temp\bd6ec969510b96709d5bfad53241d45ee2216c413a06f8e44f4966a08c8d40f7.exe
"C:\Users\Admin\AppData\Local\Temp\bd6ec969510b96709d5bfad53241d45ee2216c413a06f8e44f4966a08c8d40f7.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del bd6ec969510b96709d5bfad53241d45ee2216c413a06f8e44f4966a08c8d40f7.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:388
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:528

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Process Discovery

T1057

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/388-57-0x0000000000000000-mapping.dmp

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memory/528-58-0x0000000000000000-mapping.dmp

Download
memory/1728-56-0x0000000076091000-0x0000000076093000-memory.dmp

Filesize
8KB

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