6c08cd0408d53f4507ed520168d67ac9b322ad003987ded5c98aab4d43c569d5

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
25/12/2023, 19:00

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General

Target

3645ec7bcf799c3ecee31d3fa7df2333.exe
Size

142KB
MD5

3645ec7bcf799c3ecee31d3fa7df2333
SHA1

f96f4b5e6e97afc8506692f98d0d259e135ba269
SHA256

6c08cd0408d53f4507ed520168d67ac9b322ad003987ded5c98aab4d43c569d5
SHA512

4e6f9f56f943fbc477ab76cd535af935488474d00046a2a9f2ad26e557650dcad5008ed2a0aa9aa610edeea2d7d75822b533e0398758e102c8787371973d7477
SSDEEP

3072:6nOn7t7XpdpCCTg/sxFgJaeqgKJ+BCdC7fBdVcUENRffL1/Q:6KpdcCrTdgKc7foNlL1/Q

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2968	downloadmr.exe

Loads dropped DLL 4 IoCs

pid	Process
2220	3645ec7bcf799c3ecee31d3fa7df2333.exe
2220	3645ec7bcf799c3ecee31d3fa7df2333.exe
2220	3645ec7bcf799c3ecee31d3fa7df2333.exe
2220	3645ec7bcf799c3ecee31d3fa7df2333.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
2968	downloadmr.exe
2968	downloadmr.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 2968	2220	3645ec7bcf799c3ecee31d3fa7df2333.exe	16
PID 2220 wrote to memory of 2968	2220	3645ec7bcf799c3ecee31d3fa7df2333.exe	16
PID 2220 wrote to memory of 2968	2220	3645ec7bcf799c3ecee31d3fa7df2333.exe	16
PID 2220 wrote to memory of 2968	2220	3645ec7bcf799c3ecee31d3fa7df2333.exe	16

C:\Users\Admin\AppData\Local\Temp\3645ec7bcf799c3ecee31d3fa7df2333.exe
"C:\Users\Admin\AppData\Local\Temp\3645ec7bcf799c3ecee31d3fa7df2333.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Users\Admin\AppData\Local\Temp\nstD1D.tmp\downloadmr.exe
  C:\Users\Admin\AppData\Local\Temp\nstD1D.tmp\downloadmr.exe /u4d4881ec-1a64-40da-b78d-79555bc06ebe /e9832
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2968

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

\Users\Admin\AppData\Local\Temp\nstD1D.tmp\System.dll

Filesize
21KB

MD5
5ebc73650256e9c8ddbcda231db829a1

SHA1
988d4535e18754ab2a6248abae96c5697d7dbcd5

SHA256
1eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493

SHA512
b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270

Download Submit
\Users\Admin\AppData\Local\Temp\nstD1D.tmp\downloadmr.exe

Filesize
95KB

MD5
74961b40235af7a0cc5fc6599943eebb

SHA1
c1754e542f4e47ac14832cc290cc909873da82ea

SHA256
26014de4a3fb968efa42177d138b4ae2401b09b1ea4e6507994e1e958d979e3f

SHA512
c8e9f5871d0f42c0c332add0a21f349645b697e6664d1f0194ae626364d647638bd29052953fc4101ea584ac2fbffa8dc288da86d0eba73d09ee769d378cbe38

Download Submit
memory/2220-29-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2968-19-0x0000000002150000-0x0000000002190000-memory.dmp

Filesize
256KB

Download
memory/2968-20-0x00000000740B0000-0x000000007465B000-memory.dmp

Filesize
5.7MB

Download
memory/2968-18-0x00000000740B0000-0x000000007465B000-memory.dmp

Filesize
5.7MB

Download
memory/2968-22-0x0000000002150000-0x0000000002190000-memory.dmp

Filesize
256KB

Download
memory/2968-21-0x0000000002150000-0x0000000002190000-memory.dmp

Filesize
256KB

Download
memory/2968-24-0x0000000005AB0000-0x0000000005BB0000-memory.dmp

Filesize
1024KB

Download
memory/2968-23-0x0000000002150000-0x0000000002190000-memory.dmp

Filesize
256KB

Download
memory/2968-25-0x00000000740B0000-0x000000007465B000-memory.dmp

Filesize
5.7MB

Download