be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398

Analysis

max time kernel
34s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
11/10/2022, 20:10

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General

Target

be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe
Size

116KB
MD5

4d9fe0980d4998fe5eee073b99507380
SHA1

cd06499d3e1b76dcc6e305761ff01bb7ba6bd850
SHA256

be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398
SHA512

068b65027402ddaff192c86707a140a8fe8f49ee62cc21d6c1906abde1b79255a7a002555dde98181fe704b91a77af85f1e0d40238831d496c27ccdedc326451
SSDEEP

3072:tCKjcSg3g7ERvFb4Jl8DNGOnvXSziI3TkBuGAc8Yhmix:tCcedvFb4JlKNGs+iUTk4WZhD

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	be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.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
536	be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 536 wrote to memory of 1876	536	be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe	29
PID 536 wrote to memory of 1876	536	be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe	29
PID 536 wrote to memory of 1876	536	be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe	29
PID 536 wrote to memory of 1876	536	be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe	29
PID 1876 wrote to memory of 524	1876	cmd.exe	31
PID 1876 wrote to memory of 524	1876	cmd.exe	31
PID 1876 wrote to memory of 524	1876	cmd.exe	31
PID 1876 wrote to memory of 524	1876	cmd.exe	31

C:\Users\Admin\AppData\Local\Temp\be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe
"C:\Users\Admin\AppData\Local\Temp\be1644f29f6b46e0ed8aaaa322d4e1f06b326681c85b13ecafeacc42e3db3398.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:536
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del be1644f29f6b46e0ed8aaaa322d4e1f06b
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1876
- - 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/536-56-0x0000000075CF1000-0x0000000075CF3000-memory.dmp

Filesize
8KB

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