efbf8da07b3efb7f40ca9324b193f5fbd526cf70d3a03a549d0bab42cd1651fe

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
18/01/2024, 17:50

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General

Target

65a71be5f10161d69604c4233319b865.exe
Size

13KB
MD5

65a71be5f10161d69604c4233319b865
SHA1

f25785bf38525c0e7ea59ab366a14bc18ffe4571
SHA256

efbf8da07b3efb7f40ca9324b193f5fbd526cf70d3a03a549d0bab42cd1651fe
SHA512

2e42fda5f1265b03102cda28838fccb3235295c224eca49b6ac20eae08490ad2b999735cb892b1a9666e517b9ece551884f2ac5a3900f2fbf1a4a4d128a4ac3d
SSDEEP

384:QLcTQvmFzKbE+QwuC6WREiHQqYBkUn/8yIYNMj:QqQmFL+QMC9B1QYg

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
824	fcbnaf.exe

Loads dropped DLL 2 IoCs

pid	Process
2028	65a71be5f10161d69604c4233319b865.exe
2028	65a71be5f10161d69604c4233319b865.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 824	2028	65a71be5f10161d69604c4233319b865.exe	28
PID 2028 wrote to memory of 824	2028	65a71be5f10161d69604c4233319b865.exe	28
PID 2028 wrote to memory of 824	2028	65a71be5f10161d69604c4233319b865.exe	28
PID 2028 wrote to memory of 824	2028	65a71be5f10161d69604c4233319b865.exe	28

C:\Users\Admin\AppData\Local\Temp\65a71be5f10161d69604c4233319b865.exe
"C:\Users\Admin\AppData\Local\Temp\65a71be5f10161d69604c4233319b865.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Users\Admin\AppData\Local\Temp\fcbnaf.exe
  "C:\Users\Admin\AppData\Local\Temp\fcbnaf.exe"
  2⤵
  - Executes dropped EXE
  PID:824

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\fcbnaf.exe

Filesize
13KB

MD5
aa2e71d53a0cb9a821f21085c1f31953

SHA1
3b8cedf471c9add7406571688868311c0a5a3e57

SHA256
6f5b49f6f4fac9715fe93f739b5e24922aaf900b678d31482e73787c2c3ac9f1

SHA512
c35c3534d9f32d6c41b9e8c040b2956069a096cb4dec24961950d4ec28e48bb1fac246054329f1bec05aa0bd9ffdf019e81efc1579c78dd4cc91983de0e421ba

Download Submit
memory/2028-1-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

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