4164000312649e39f3a8c003440a7335196b79af8a29bdf36265b0914cee7a9d

Analysis

max time kernel
46s
max time network
50s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 19:11

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General

Target

4164000312649e39f3a8c003440a7335196b79af8a29bdf36265b0914cee7a9d.exe
Size

44KB
MD5

46d15631a1d8dbf7d5bfed755a879190
SHA1

a670e715c31597c5ed004420bd5d5b3ac18357b3
SHA256

4164000312649e39f3a8c003440a7335196b79af8a29bdf36265b0914cee7a9d
SHA512

e5b820303c30418fb374be73da0309458f5235402302798a8ab95d9e92001613384eee0080d71cd98b6fea03a670177df7a2486a5dc41e9f3a6dccb274fdda31
SSDEEP

384:6bir54uJsPa0NLnIzz2x2b2vjPx03w8Du3jsBYRAGryf4pxI/6ps2QdhA4I7m34I:oiaucakDI2KVw8gpyf4pxGAFgN

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1716 cmd.exe

pid	process
1716	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

Processes:

4164000312649e39f3a8c003440a7335196b79af8a29bdf36265b0914cee7a9d.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	4164000312649e39f3a8c003440a7335196b79af8a29bdf36265b0914cee7a9d.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	4164000312649e39f3a8c003440a7335196b79af8a29bdf36265b0914cee7a9d.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

Processes:

tasklist.exe

pid process

1312 tasklist.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

tasklist.exe

description pid process

Token: SeDebugPrivilege 1312 tasklist.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

4164000312649e39f3a8c003440a7335196b79af8a29bdf36265b0914cee7a9d.exe

pid process

1600 4164000312649e39f3a8c003440a7335196b79af8a29bdf36265b0914cee7a9d.exe

pid	process
1312	tasklist.exe

description	pid	process
Token: SeDebugPrivilege	1312	tasklist.exe

pid	process
1600	4164000312649e39f3a8c003440a7335196b79af8a29bdf36265b0914cee7a9d.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

4164000312649e39f3a8c003440a7335196b79af8a29bdf36265b0914cee7a9d.execmd.exe

description	pid	process	target process
PID 1600 wrote to memory of 1716	1600	4164000312649e39f3a8c003440a7335196b79af8a29bdf36265b0914cee7a9d.exe	cmd.exe
PID 1600 wrote to memory of 1716	1600	4164000312649e39f3a8c003440a7335196b79af8a29bdf36265b0914cee7a9d.exe	cmd.exe
PID 1600 wrote to memory of 1716	1600	4164000312649e39f3a8c003440a7335196b79af8a29bdf36265b0914cee7a9d.exe	cmd.exe
PID 1600 wrote to memory of 1716	1600	4164000312649e39f3a8c003440a7335196b79af8a29bdf36265b0914cee7a9d.exe	cmd.exe
PID 1716 wrote to memory of 1312	1716	cmd.exe	tasklist.exe
PID 1716 wrote to memory of 1312	1716	cmd.exe	tasklist.exe
PID 1716 wrote to memory of 1312	1716	cmd.exe	tasklist.exe
PID 1716 wrote to memory of 1312	1716	cmd.exe	tasklist.exe

C:\Users\Admin\AppData\Local\Temp\4164000312649e39f3a8c003440a7335196b79af8a29bdf36265b0914cee7a9d.exe
"C:\Users\Admin\AppData\Local\Temp\4164000312649e39f3a8c003440a7335196b79af8a29bdf36265b0914cee7a9d.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1600

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c tasklist&&del 4164000312649e39f3a8c003440a7335196b79af8a29bdf36265b0914cee7a9d.exe
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1716

C:\Windows\SysWOW64\tasklist.exe
tasklist
3⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:1312

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/1312-59-0x0000000000000000-mapping.dmp

Download
memory/1600-56-0x00000000752B1000-0x00000000752B3000-memory.dmp

Filesize
8KB

Download
memory/1600-57-0x0000000003EA0000-0x000000000495A000-memory.dmp

Filesize
10.7MB

Download
memory/1716-58-0x0000000000000000-mapping.dmp

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