2fb27fd814698adc377e917cc87a2796894560c04ce97309ab53eb0f2068fd11

Analysis

max time kernel
41s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 17:17

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General

Target

2fb27fd814698adc377e917cc87a2796894560c04ce97309ab53eb0f2068fd11.exe
Size

88KB
MD5

4526d9cefe7307213aaaff289acb1810
SHA1

c90cb36c781af7e829032b1006657788592b8cbc
SHA256

2fb27fd814698adc377e917cc87a2796894560c04ce97309ab53eb0f2068fd11
SHA512

6cd6f84fd1087f449e10c1bd73136da160a08b7580d330b4a444eef67f051822f96a8515b740bb1bf998974ae21725f7c15a06974853eef9a3f26ddd3f35e4f1
SSDEEP

1536:/b8EHkSdEAUX1UUsHgc4OyiP4CP7C1aSP:/bbESd3Mf9OdVPn2

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

328 cmd.exe

pid	process
328	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:

2fb27fd814698adc377e917cc87a2796894560c04ce97309ab53eb0f2068fd11.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	2fb27fd814698adc377e917cc87a2796894560c04ce97309ab53eb0f2068fd11.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	2fb27fd814698adc377e917cc87a2796894560c04ce97309ab53eb0f2068fd11.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

1244 tasklist.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

tasklist.exe

description pid process

Token: SeDebugPrivilege 1244 tasklist.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

2fb27fd814698adc377e917cc87a2796894560c04ce97309ab53eb0f2068fd11.exe

pid process

1588 2fb27fd814698adc377e917cc87a2796894560c04ce97309ab53eb0f2068fd11.exe

pid	process
1244	tasklist.exe

description	pid	process
Token: SeDebugPrivilege	1244	tasklist.exe

pid	process
1588	2fb27fd814698adc377e917cc87a2796894560c04ce97309ab53eb0f2068fd11.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

2fb27fd814698adc377e917cc87a2796894560c04ce97309ab53eb0f2068fd11.execmd.exe

description	pid	process	target process
PID 1588 wrote to memory of 328	1588	2fb27fd814698adc377e917cc87a2796894560c04ce97309ab53eb0f2068fd11.exe	cmd.exe
PID 1588 wrote to memory of 328	1588	2fb27fd814698adc377e917cc87a2796894560c04ce97309ab53eb0f2068fd11.exe	cmd.exe
PID 1588 wrote to memory of 328	1588	2fb27fd814698adc377e917cc87a2796894560c04ce97309ab53eb0f2068fd11.exe	cmd.exe
PID 1588 wrote to memory of 328	1588	2fb27fd814698adc377e917cc87a2796894560c04ce97309ab53eb0f2068fd11.exe	cmd.exe
PID 328 wrote to memory of 1244	328	cmd.exe	tasklist.exe
PID 328 wrote to memory of 1244	328	cmd.exe	tasklist.exe
PID 328 wrote to memory of 1244	328	cmd.exe	tasklist.exe
PID 328 wrote to memory of 1244	328	cmd.exe	tasklist.exe

C:\Users\Admin\AppData\Local\Temp\2fb27fd814698adc377e917cc87a2796894560c04ce97309ab53eb0f2068fd11.exe
"C:\Users\Admin\AppData\Local\Temp\2fb27fd814698adc377e917cc87a2796894560c04ce97309ab53eb0f2068fd11.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1588

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c tasklist&&del 2fb27fd814698adc377e917cc87a2796894560c04ce97309ab53eb0f2068fd11.exe
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:328

C:\Windows\SysWOW64\tasklist.exe
tasklist
3⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:1244

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/328-57-0x0000000000000000-mapping.dmp

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memory/1244-58-0x0000000000000000-mapping.dmp

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memory/1588-56-0x0000000075661000-0x0000000075663000-memory.dmp

Filesize
8KB

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