57479ea166d30f913e2cc94ab0c4127f11d52de9c6e644a09e999d0d0a466254

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
29/12/2023, 18:14

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General

Target

002cf84cff1f62b80cfb9e2275bf8748.exe
Size

142KB
MD5

002cf84cff1f62b80cfb9e2275bf8748
SHA1

8394f3404ebdbbf658ce93995d11ad63e347b373
SHA256

57479ea166d30f913e2cc94ab0c4127f11d52de9c6e644a09e999d0d0a466254
SHA512

fffae224a03662badab0cc3cd336bc3948ed808f086e48c0064e32bd938739bd631fe12aa1c11661893367476f204f998bc4639b2b09a2623ad2fcee8584e60f
SSDEEP

3072:CnOn7t7XpdpCCTg/sxFgJaeqgKJ+BCyCqU1UGfCpRx+vv1S:CKpdcCrTdgK/11UGfWReNS

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2036	downloadmr.exe

Loads dropped DLL 4 IoCs

pid	Process
2512	002cf84cff1f62b80cfb9e2275bf8748.exe
2512	002cf84cff1f62b80cfb9e2275bf8748.exe
2512	002cf84cff1f62b80cfb9e2275bf8748.exe
2512	002cf84cff1f62b80cfb9e2275bf8748.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2036	downloadmr.exe
2036	downloadmr.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2512 wrote to memory of 2036	2512	002cf84cff1f62b80cfb9e2275bf8748.exe	15
PID 2512 wrote to memory of 2036	2512	002cf84cff1f62b80cfb9e2275bf8748.exe	15
PID 2512 wrote to memory of 2036	2512	002cf84cff1f62b80cfb9e2275bf8748.exe	15
PID 2512 wrote to memory of 2036	2512	002cf84cff1f62b80cfb9e2275bf8748.exe	15

C:\Users\Admin\AppData\Local\Temp\002cf84cff1f62b80cfb9e2275bf8748.exe
"C:\Users\Admin\AppData\Local\Temp\002cf84cff1f62b80cfb9e2275bf8748.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2512
- C:\Users\Admin\AppData\Local\Temp\nst1FB3.tmp\downloadmr.exe
  C:\Users\Admin\AppData\Local\Temp\nst1FB3.tmp\downloadmr.exe /u4e8aea3c-2690-440e-b3f7-40db5bc06f2f /e1949112
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2036

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

C:\Users\Admin\AppData\Local\Temp\nst1FB3.tmp\downloadmr.exe

Filesize
122KB

MD5
da254a8488b60244654e1cf4d6796cf8

SHA1
23d06f4589786652a3a226b5012a5520a3d03452

SHA256
6d3b82a7ad74a1e88ae4d0f9176082130f1558fb3ff42a8b45ca8b80445efc2d

SHA512
d311f90ad65441f6c7ae55220c2c3f117aa7601d083e6847e1b58b96c3c332d68a25d445310818396dc88678fb9ec5356f35a04a392c3d23746a2231e14b0a2e

Download Submit
C:\Users\Admin\AppData\Local\Temp\nst1FB3.tmp\downloadmr.exe

Filesize
96KB

MD5
cf9d1208bee5dfa42688d90cd4a3acb3

SHA1
269f92487907649844dfc17455cf8f5f3cb8cad0

SHA256
a85560510b6993fe0e7ae502856c4b5c252e184cf540c5db2e67580bdcedb616

SHA512
29872a261ad4a381ca23da23d7ee14233cfc3a6c4459a66b4ebd84e2bbec65e9c8774e4caf0d9dcb6c027b958e2ce3f7557afc596fb238bcb3a2d8f1b7b799b5

Download Submit
\Users\Admin\AppData\Local\Temp\nst1FB3.tmp\System.dll

Filesize
21KB

MD5
5ebc73650256e9c8ddbcda231db829a1

SHA1
988d4535e18754ab2a6248abae96c5697d7dbcd5

SHA256
1eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493

SHA512
b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270

Download Submit
memory/2036-18-0x0000000074290000-0x000000007483B000-memory.dmp

Filesize
5.7MB

Download
memory/2036-20-0x00000000002B0000-0x00000000002F0000-memory.dmp

Filesize
256KB

Download
memory/2036-19-0x0000000074290000-0x000000007483B000-memory.dmp

Filesize
5.7MB

Download
memory/2036-21-0x00000000002B0000-0x00000000002F0000-memory.dmp

Filesize
256KB

Download
memory/2036-23-0x0000000006660000-0x0000000006760000-memory.dmp

Filesize
1024KB

Download
memory/2036-22-0x00000000002B0000-0x00000000002F0000-memory.dmp

Filesize
256KB

Download
memory/2036-24-0x0000000074290000-0x000000007483B000-memory.dmp

Filesize
5.7MB

Download
memory/2512-28-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download