26af4e489705ce9f33b1393323e7750c075045b5a9c8b15dd21d2a0462800fe4

Analysis

max time kernel
38s
max time network
49s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30/10/2022, 05:59

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General

Target

26af4e489705ce9f33b1393323e7750c075045b5a9c8b15dd21d2a0462800fe4.exe
Size

30KB
MD5

933e59e6cb3c1343abb87d637cb99c60
SHA1

c414e1516af8d9054ef7e958e168cb4106c3fc83
SHA256

26af4e489705ce9f33b1393323e7750c075045b5a9c8b15dd21d2a0462800fe4
SHA512

5efb476eb73a8c958db467890e7dc9973dd23106995de2e1960a97064799cd9cabe9c2750a47695dcf815026cf4a693df6c27460c7403eb4fd4b39d075bdb6ce
SSDEEP

384:uE6/xRFH7AhD7+8lQxMO7U1VN+uXL7SkjkKqu3pLAY1a/9Tt:uE6/xLQq8lxO7juX/qKX3iOa/9Tt

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1332	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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	26af4e489705ce9f33b1393323e7750c075045b5a9c8b15dd21d2a0462800fe4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	26af4e489705ce9f33b1393323e7750c075045b5a9c8b15dd21d2a0462800fe4.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
1520	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1520	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1760	26af4e489705ce9f33b1393323e7750c075045b5a9c8b15dd21d2a0462800fe4.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1760 wrote to memory of 1332	1760	26af4e489705ce9f33b1393323e7750c075045b5a9c8b15dd21d2a0462800fe4.exe	29
PID 1760 wrote to memory of 1332	1760	26af4e489705ce9f33b1393323e7750c075045b5a9c8b15dd21d2a0462800fe4.exe	29
PID 1760 wrote to memory of 1332	1760	26af4e489705ce9f33b1393323e7750c075045b5a9c8b15dd21d2a0462800fe4.exe	29
PID 1760 wrote to memory of 1332	1760	26af4e489705ce9f33b1393323e7750c075045b5a9c8b15dd21d2a0462800fe4.exe	29
PID 1332 wrote to memory of 1520	1332	cmd.exe	31
PID 1332 wrote to memory of 1520	1332	cmd.exe	31
PID 1332 wrote to memory of 1520	1332	cmd.exe	31
PID 1332 wrote to memory of 1520	1332	cmd.exe	31

C:\Users\Admin\AppData\Local\Temp\26af4e489705ce9f33b1393323e7750c075045b5a9c8b15dd21d2a0462800fe4.exe
"C:\Users\Admin\AppData\Local\Temp\26af4e489705ce9f33b1393323e7750c075045b5a9c8b15dd21d2a0462800fe4.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1760
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del 26af4e489705ce9f33b1393323e7750c075045b5a9c8b15dd21d2a0462800fe4.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1332
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1520

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/1760-56-0x0000000075281000-0x0000000075283000-memory.dmp

Filesize
8KB

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memory/1760-57-0x0000000003860000-0x000000000431A000-memory.dmp

Filesize
10.7MB

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