ca1ebc200bab237a262fc3c95eb758cdc184e740920f58419c148539487b5fa4

Analysis

max time kernel
45s
max time network
49s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
30-10-2022 19:41

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General

Target

ca1ebc200bab237a262fc3c95eb758cdc184e740920f58419c148539487b5fa4.exe
Size

107KB
MD5

a10a405c29a4e7287e7f07ca2a48eed0
SHA1

5d0c590212dd836f5866685098d9874ffeb9094d
SHA256

ca1ebc200bab237a262fc3c95eb758cdc184e740920f58419c148539487b5fa4
SHA512

613f0e57fd4589b6ffe29886deda60f0a3758226599a664e58cc9a9e32e94b82d23d7d158fe50e927aa4461fef9fe64a4ee16d0ab53c811baaa80b72f1763103
SSDEEP

1536:dgGlPXkg5TiVOhA9Z4heidGVzoSL99vKlZjuTCdOpi353BlxLg2VhJu:dgYX0VOQSw31oSLHvKlZ8CdOpG3Blxf

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1488	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	ca1ebc200bab237a262fc3c95eb758cdc184e740920f58419c148539487b5fa4.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	ca1ebc200bab237a262fc3c95eb758cdc184e740920f58419c148539487b5fa4.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
524	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	524	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1492	ca1ebc200bab237a262fc3c95eb758cdc184e740920f58419c148539487b5fa4.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1492 wrote to memory of 1488	1492	ca1ebc200bab237a262fc3c95eb758cdc184e740920f58419c148539487b5fa4.exe	28
PID 1492 wrote to memory of 1488	1492	ca1ebc200bab237a262fc3c95eb758cdc184e740920f58419c148539487b5fa4.exe	28
PID 1492 wrote to memory of 1488	1492	ca1ebc200bab237a262fc3c95eb758cdc184e740920f58419c148539487b5fa4.exe	28
PID 1492 wrote to memory of 1488	1492	ca1ebc200bab237a262fc3c95eb758cdc184e740920f58419c148539487b5fa4.exe	28
PID 1488 wrote to memory of 524	1488	cmd.exe	30
PID 1488 wrote to memory of 524	1488	cmd.exe	30
PID 1488 wrote to memory of 524	1488	cmd.exe	30
PID 1488 wrote to memory of 524	1488	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\ca1ebc200bab237a262fc3c95eb758cdc184e740920f58419c148539487b5fa4.exe
"C:\Users\Admin\AppData\Local\Temp\ca1ebc200bab237a262fc3c95eb758cdc184e740920f58419c148539487b5fa4.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1492
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del ca1ebc200bab237a262fc3c95eb758cdc184e740920f58419c148539487b5fa4.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1488
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:524

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/524-58-0x0000000000000000-mapping.dmp

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memory/1488-57-0x0000000000000000-mapping.dmp

Download
memory/1492-56-0x0000000076BA1000-0x0000000076BA3000-memory.dmp

Filesize
8KB

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