6b970780dc37530aaeed3d0e7b4b89d4c5ea6cff662cff96c854af48c3358409

Analysis

max time kernel
161s
max time network
165s
platform
windows10-2004_x64
resource
win10v2004-20220310-en
submitted
24-03-2022 09:35

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General

Target

2b1b6ebad456e355b0bf36bc7c479e47.exe
Size

412KB
MD5

2b1b6ebad456e355b0bf36bc7c479e47
SHA1

16cb78a43f5b2372561807ca3a8fe3164499455e
SHA256

6b970780dc37530aaeed3d0e7b4b89d4c5ea6cff662cff96c854af48c3358409
SHA512

d9550ecda607bda498f0924ad90ed0c943948d8ab2aaaecba2f8167b4096e73d379c096dca2425d65252ab6b59a6dda0ed931d3120f0207fd0274c2fde89c26a

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2044	bydam.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3960 wrote to memory of 2044	3960	2b1b6ebad456e355b0bf36bc7c479e47.exe	89
PID 3960 wrote to memory of 2044	3960	2b1b6ebad456e355b0bf36bc7c479e47.exe	89
PID 3960 wrote to memory of 2044	3960	2b1b6ebad456e355b0bf36bc7c479e47.exe	89
PID 2044 wrote to memory of 2388	2044	bydam.exe	90
PID 2044 wrote to memory of 2388	2044	bydam.exe	90
PID 2044 wrote to memory of 2388	2044	bydam.exe	90

C:\Users\Admin\AppData\Local\Temp\2b1b6ebad456e355b0bf36bc7c479e47.exe
"C:\Users\Admin\AppData\Local\Temp\2b1b6ebad456e355b0bf36bc7c479e47.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3960
- C:\Users\Admin\AppData\Local\Temp\bydam.exe
  C:\Users\Admin\AppData\Local\Temp\bydam.exe C:\Users\Admin\AppData\Local\Temp\iisac
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2044
- - C:\Users\Admin\AppData\Local\Temp\bydam.exe
    C:\Users\Admin\AppData\Local\Temp\bydam.exe C:\Users\Admin\AppData\Local\Temp\iisac
    3⤵
    PID:2388

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2044-140-0x0000000000B20000-0x0000000000B22000-memory.dmp

Filesize
8KB

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