c35d9680d9bc6d05f710587d27f2894f0d033c65c0041d4bfb78febbc59cb925

Analysis

max time kernel
32s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30/10/2022, 00:08

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General

Target

c35d9680d9bc6d05f710587d27f2894f0d033c65c0041d4bfb78febbc59cb925.exe
Size

80KB
MD5

840c905c8c3e6ab1cd0fa680ef717989
SHA1

2f96da43909a182e7879dfe98ed625542a7d5b28
SHA256

c35d9680d9bc6d05f710587d27f2894f0d033c65c0041d4bfb78febbc59cb925
SHA512

74f7792cdc46056a6db682643efcdb988688eb8cdcd4efdff4ebf8f307e403a4a15b0d6c55a32448d207154b30876a67877ebf1c138b0e3c829e8fec08325263
SSDEEP

1536:7nd4truvAMDGIwuJzpDeqWaxHzISyQwTbvN4qIs+8PPs99ZVNPNofEitlbnhhrVO:gUAMDGIlJzheq5ISz22qS3qfEitlbhh

Score

6^/10

Malware Config

Signatures

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	c35d9680d9bc6d05f710587d27f2894f0d033c65c0041d4bfb78febbc59cb925.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	c35d9680d9bc6d05f710587d27f2894f0d033c65c0041d4bfb78febbc59cb925.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
1928	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1928	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
884	c35d9680d9bc6d05f710587d27f2894f0d033c65c0041d4bfb78febbc59cb925.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 884 wrote to memory of 1724	884	c35d9680d9bc6d05f710587d27f2894f0d033c65c0041d4bfb78febbc59cb925.exe	28
PID 884 wrote to memory of 1724	884	c35d9680d9bc6d05f710587d27f2894f0d033c65c0041d4bfb78febbc59cb925.exe	28
PID 884 wrote to memory of 1724	884	c35d9680d9bc6d05f710587d27f2894f0d033c65c0041d4bfb78febbc59cb925.exe	28
PID 884 wrote to memory of 1724	884	c35d9680d9bc6d05f710587d27f2894f0d033c65c0041d4bfb78febbc59cb925.exe	28
PID 1724 wrote to memory of 1928	1724	cmd.exe	30
PID 1724 wrote to memory of 1928	1724	cmd.exe	30
PID 1724 wrote to memory of 1928	1724	cmd.exe	30
PID 1724 wrote to memory of 1928	1724	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\c35d9680d9bc6d05f710587d27f2894f0d033c65c0041d4bfb78febbc59cb925.exe
"C:\Users\Admin\AppData\Local\Temp\c35d9680d9bc6d05f710587d27f2894f0d033c65c0041d4bfb78febbc59cb925.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:884
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del c35d9680d9bc6d05f710587d27f2894f0d
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1724
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1928

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

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Downloads

memory/884-56-0x0000000075DF1000-0x0000000075DF3000-memory.dmp

Filesize
8KB

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memory/884-57-0x0000000003400000-0x0000000003EBA000-memory.dmp

Filesize
10.7MB

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