cd40022729a4915af01eb389bd49c26b539d78e45bb9cd90a182c86fd08b1c20

Analysis

max time kernel
46s
max time network
52s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
11/10/2022, 01:53

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General

Target

cd40022729a4915af01eb389bd49c26b539d78e45bb9cd90a182c86fd08b1c20.exe
Size

31KB
MD5

6da6cf812fd792193b4b912b24aefca0
SHA1

a01ec7fe7a71e5f2c418431b479fec21aacda4c7
SHA256

cd40022729a4915af01eb389bd49c26b539d78e45bb9cd90a182c86fd08b1c20
SHA512

6aac1193c3245197366b426971920bc7686f948d9174690bf3a002c2fe9c89f3fc88ba472742acb26cd26f3934c0b08d7e16168482c66f8a5c0729634a1c2815
SSDEEP

768:Sf0uvhO0PSK4FEJsN4UakIguC+WUjAFbk3jzh13w1SOwUvxCimOFV5:SfnhzPSK4+JU4UZIguC+dUlk3jzh13wR

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
512	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	cd40022729a4915af01eb389bd49c26b539d78e45bb9cd90a182c86fd08b1c20.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	cd40022729a4915af01eb389bd49c26b539d78e45bb9cd90a182c86fd08b1c20.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
1680	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1680	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2016	cd40022729a4915af01eb389bd49c26b539d78e45bb9cd90a182c86fd08b1c20.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 512	2016	cd40022729a4915af01eb389bd49c26b539d78e45bb9cd90a182c86fd08b1c20.exe	28
PID 2016 wrote to memory of 512	2016	cd40022729a4915af01eb389bd49c26b539d78e45bb9cd90a182c86fd08b1c20.exe	28
PID 2016 wrote to memory of 512	2016	cd40022729a4915af01eb389bd49c26b539d78e45bb9cd90a182c86fd08b1c20.exe	28
PID 2016 wrote to memory of 512	2016	cd40022729a4915af01eb389bd49c26b539d78e45bb9cd90a182c86fd08b1c20.exe	28
PID 512 wrote to memory of 1680	512	cmd.exe	30
PID 512 wrote to memory of 1680	512	cmd.exe	30
PID 512 wrote to memory of 1680	512	cmd.exe	30
PID 512 wrote to memory of 1680	512	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\cd40022729a4915af01eb389bd49c26b539d78e45bb9cd90a182c86fd08b1c20.exe
"C:\Users\Admin\AppData\Local\Temp\cd40022729a4915af01eb389bd49c26b539d78e45bb9cd90a182c86fd08b1c20.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del cd40022729a4915af01eb389bd49c26b539d78e45bb9cd90a182c86fd08b1c20.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:512
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1680

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/2016-56-0x00000000757A1000-0x00000000757A3000-memory.dmp

Filesize
8KB

Download
memory/2016-57-0x0000000003740000-0x00000000041FA000-memory.dmp

Filesize
10.7MB

Download