fbe4b5c70ee0b17bcecf882667fed67abb43fccb035142eabe0563940ef4b044

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
04-10-2022 06:30

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General

Target

fbe4b5c70ee0b17bcecf882667fed67abb43fccb035142eabe0563940ef4b044.exe
Size

88KB
MD5

4d9137ea28289bfe43846719816afca0
SHA1

0129f7a54c2f924c78110c7de246b65ea7c9d788
SHA256

fbe4b5c70ee0b17bcecf882667fed67abb43fccb035142eabe0563940ef4b044
SHA512

3d934119f8b640e784ec4deaa5b451d41f71327de015a1c12527a0fc7e29528073e708c6e6f4f5dc80ec41c2a7e0382c604fc504c46175219bb6ddcdefb0c7f1
SSDEEP

1536:dawyQ/tfq4e99FElorg8/iwHdk6SzuAatLfts4V0dVnjy+OnnUEu+c4jcbu:s99oorg8/bHdk6SzuAatLfts4KVnjy+d

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	fbe4b5c70ee0b17bcecf882667fed67abb43fccb035142eabe0563940ef4b044.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	fbe4b5c70ee0b17bcecf882667fed67abb43fccb035142eabe0563940ef4b044.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
580	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	580	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2032	fbe4b5c70ee0b17bcecf882667fed67abb43fccb035142eabe0563940ef4b044.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 520	2032	fbe4b5c70ee0b17bcecf882667fed67abb43fccb035142eabe0563940ef4b044.exe	28
PID 2032 wrote to memory of 520	2032	fbe4b5c70ee0b17bcecf882667fed67abb43fccb035142eabe0563940ef4b044.exe	28
PID 2032 wrote to memory of 520	2032	fbe4b5c70ee0b17bcecf882667fed67abb43fccb035142eabe0563940ef4b044.exe	28
PID 2032 wrote to memory of 520	2032	fbe4b5c70ee0b17bcecf882667fed67abb43fccb035142eabe0563940ef4b044.exe	28
PID 520 wrote to memory of 580	520	cmd.exe	30
PID 520 wrote to memory of 580	520	cmd.exe	30
PID 520 wrote to memory of 580	520	cmd.exe	30
PID 520 wrote to memory of 580	520	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\fbe4b5c70ee0b17bcecf882667fed67abb43fccb035142eabe0563940ef4b044.exe
"C:\Users\Admin\AppData\Local\Temp\fbe4b5c70ee0b17bcecf882667fed67abb43fccb035142eabe0563940ef4b044.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2032
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del fbe4b5c70ee0b17bcecf882667fed67abb
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:520
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:580

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/2032-56-0x00000000766D1000-0x00000000766D3000-memory.dmp

Filesize
8KB

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