bcf2f30e62c5144aa402b0b662caf61777c37fc0bbe458517fdc775706b37041

Analysis

max time kernel
149s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 14:33

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General

Target

39f647b46b0a6e4f91efb19f122fb985.exe
Size

385KB
MD5

39f647b46b0a6e4f91efb19f122fb985
SHA1

82bb30ce1ae0c04c17c421bda870c0971d532e39
SHA256

bcf2f30e62c5144aa402b0b662caf61777c37fc0bbe458517fdc775706b37041
SHA512

b5345d8c2e5ba83a30c3e6d22d268e6994bdcfc6e54d5e0571e187d878c6378394022fadb40e88292b0a092ca8778afad1d41e7f0d90c6d3ce1fed60107be6e7
SSDEEP

12288:ZWRbjyKQ9ll+lOGGLtjfs8ZIG8bS4SlzyTgB:ZWRbUll7GoxfnZUslSgB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1200	39f647b46b0a6e4f91efb19f122fb985.exe

Executes dropped EXE 1 IoCs

pid	Process
1200	39f647b46b0a6e4f91efb19f122fb985.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3656	39f647b46b0a6e4f91efb19f122fb985.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
3656	39f647b46b0a6e4f91efb19f122fb985.exe
1200	39f647b46b0a6e4f91efb19f122fb985.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3656 wrote to memory of 1200	3656	39f647b46b0a6e4f91efb19f122fb985.exe	18
PID 3656 wrote to memory of 1200	3656	39f647b46b0a6e4f91efb19f122fb985.exe	18
PID 3656 wrote to memory of 1200	3656	39f647b46b0a6e4f91efb19f122fb985.exe	18

C:\Users\Admin\AppData\Local\Temp\39f647b46b0a6e4f91efb19f122fb985.exe
"C:\Users\Admin\AppData\Local\Temp\39f647b46b0a6e4f91efb19f122fb985.exe"
1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3656
- C:\Users\Admin\AppData\Local\Temp\39f647b46b0a6e4f91efb19f122fb985.exe
  C:\Users\Admin\AppData\Local\Temp\39f647b46b0a6e4f91efb19f122fb985.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:1200

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

memory/1200-21-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1200-20-0x0000000004F30000-0x0000000004F8F000-memory.dmp

Filesize
380KB

Download
memory/1200-14-0x0000000000160000-0x00000000001C6000-memory.dmp

Filesize
408KB

Download
memory/1200-13-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1200-35-0x000000000B600000-0x000000000B63C000-memory.dmp

Filesize
240KB

Download
memory/1200-36-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1200-30-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3656-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/3656-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/3656-12-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/3656-1-0x0000000001620000-0x0000000001686000-memory.dmp

Filesize
408KB

Download