b5f619e386b234071b573e5d785a7f37bd25c6f8bab21b181909410a4b62ad02

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10/03/2024, 23:06

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General

Target

bf321d8245b2f2857d8eb7f377b73121.exe
Size

907KB
MD5

bf321d8245b2f2857d8eb7f377b73121
SHA1

d86c410f30a97b7c19f9bf24f0d21ae8281d60fb
SHA256

b5f619e386b234071b573e5d785a7f37bd25c6f8bab21b181909410a4b62ad02
SHA512

f513028bbf66150d3df372af5c2f1d0b96cf29bb884dc2272d8f1d00a2c2e403f1e7f7ea1a1c9f98a0a48a1c6165db136bc9f0b21a15184f54836833661a8295
SSDEEP

24576:CDModKoH4TkE/Lr9uVBBQt58am/i4cba/ZS1:CUZ9GWS9PcbgS

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4472	bf321d8245b2f2857d8eb7f377b73121.exe

Executes dropped EXE 1 IoCs

pid	Process
4472	bf321d8245b2f2857d8eb7f377b73121.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
8	pastebin.com
10	pastebin.com

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3556	bf321d8245b2f2857d8eb7f377b73121.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
3556	bf321d8245b2f2857d8eb7f377b73121.exe
4472	bf321d8245b2f2857d8eb7f377b73121.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3556 wrote to memory of 4472	3556	bf321d8245b2f2857d8eb7f377b73121.exe	90
PID 3556 wrote to memory of 4472	3556	bf321d8245b2f2857d8eb7f377b73121.exe	90
PID 3556 wrote to memory of 4472	3556	bf321d8245b2f2857d8eb7f377b73121.exe	90

C:\Users\Admin\AppData\Local\Temp\bf321d8245b2f2857d8eb7f377b73121.exe
"C:\Users\Admin\AppData\Local\Temp\bf321d8245b2f2857d8eb7f377b73121.exe"
1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3556
- C:\Users\Admin\AppData\Local\Temp\bf321d8245b2f2857d8eb7f377b73121.exe
  C:\Users\Admin\AppData\Local\Temp\bf321d8245b2f2857d8eb7f377b73121.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:4472

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\bf321d8245b2f2857d8eb7f377b73121.exe

Filesize
907KB

MD5
b71fa71841db3f153306358a5fcb529c

SHA1
632a25bfbe5203595339c9b8b3b5bc3d13867ac6

SHA256
22ebb7500e5dc54701ccce1a5f15871934f5789e01c6ce8e337e9db0a736b26b

SHA512
e14786beb3438cf505a45f1064db564ecf7dc4f8f1dadf8de75989dcf8f8b9ff828555f59fd94f42df29eb0b6cfdb55a73ec88ec8421ad21e5561e994c6b45fd

Download Submit
memory/3556-0-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/3556-1-0x00000000016F0000-0x00000000017D8000-memory.dmp

Filesize
928KB

Download
memory/3556-2-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/3556-11-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/4472-13-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/4472-15-0x00000000017F0000-0x00000000018D8000-memory.dmp

Filesize
928KB

Download
memory/4472-20-0x0000000005120000-0x00000000051DB000-memory.dmp

Filesize
748KB

Download
memory/4472-21-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/4472-30-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/4472-32-0x000000000B800000-0x000000000B898000-memory.dmp

Filesize
608KB

Download