5e13c63ab450bee02f69065cbd3376e1bd3c82e0991a04bc988a75bf1030a837

Analysis

max time kernel
1s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
28/12/2023, 21:35

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General

Target

f9c547e5946d4cf0430cd017d3345bfb.exe
Size

142KB
MD5

f9c547e5946d4cf0430cd017d3345bfb
SHA1

869a65ca3a9000c0c5ea46d73924265697b46252
SHA256

5e13c63ab450bee02f69065cbd3376e1bd3c82e0991a04bc988a75bf1030a837
SHA512

ccdf59896a767c9fca2eea4b798d4648a1b5042f85ce2139ad2e3dc7174a747bc8b9a76b9f1e66e9fc7ad444f29e65d4b67ae0e19c2dae9b18075ae05bde7b0f
SSDEEP

3072:KnOn7t7XpdpCCTg/sxFgJveqgKJ+BCsC47is2Rn2IMnNT05o7xmpj:KKpdcCrTigKJ4Yn2znNY5o7xEj

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1512	downloadmr.exe

Loads dropped DLL 2 IoCs

pid	Process
1500	f9c547e5946d4cf0430cd017d3345bfb.exe
1500	f9c547e5946d4cf0430cd017d3345bfb.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1500 wrote to memory of 1512	1500	f9c547e5946d4cf0430cd017d3345bfb.exe	19
PID 1500 wrote to memory of 1512	1500	f9c547e5946d4cf0430cd017d3345bfb.exe	19
PID 1500 wrote to memory of 1512	1500	f9c547e5946d4cf0430cd017d3345bfb.exe	19

C:\Users\Admin\AppData\Local\Temp\f9c547e5946d4cf0430cd017d3345bfb.exe
"C:\Users\Admin\AppData\Local\Temp\f9c547e5946d4cf0430cd017d3345bfb.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1500
- C:\Users\Admin\AppData\Local\Temp\nsr4B53.tmp\downloadmr.exe
  C:\Users\Admin\AppData\Local\Temp\nsr4B53.tmp\downloadmr.exe /u4d886865-fe6c-4569-82be-0f545bc06ebe /e2210410
  2⤵
  - Executes dropped EXE
  PID:1512

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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/1500-24-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/1512-14-0x00000000009B0000-0x00000000009C0000-memory.dmp

Filesize
64KB

Download
memory/1512-15-0x0000000074CB0000-0x0000000075261000-memory.dmp

Filesize
5.7MB

Download
memory/1512-13-0x0000000074CB0000-0x0000000075261000-memory.dmp

Filesize
5.7MB

Download
memory/1512-17-0x00000000009B0000-0x00000000009C0000-memory.dmp

Filesize
64KB

Download
memory/1512-16-0x00000000009B0000-0x00000000009C0000-memory.dmp

Filesize
64KB

Download
memory/1512-18-0x00000000009B0000-0x00000000009C0000-memory.dmp

Filesize
64KB

Download
memory/1512-20-0x0000000074CB0000-0x0000000075261000-memory.dmp

Filesize
5.7MB

Download