6ab63733347e0400bb8e0b1f61525524d12264661b20b46810fcc350933c60a9

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
12-01-2024 06:01

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General

Target

2024-01-11_85158732031ef7bcec40bd82c46aed0a_cryptolocker.exe
Size

44KB
MD5

85158732031ef7bcec40bd82c46aed0a
SHA1

0704e3cd553131361aa49032678aa826e2b1e8c7
SHA256

6ab63733347e0400bb8e0b1f61525524d12264661b20b46810fcc350933c60a9
SHA512

027e466252671d2729ca0c232677639ede09d83f533cabbbb754f53341d13d7297a83f954e1a01f4faa91a6210c49ea05cc94b894bac4562193eb1bdfb3c3436
SSDEEP

768:bgX4zYcgTEu6QOaryfjqDlC6JFbK37Yl6dI5:bgGYcA/53GAA6y37Q6dI5

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2784	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
2760	2024-01-11_85158732031ef7bcec40bd82c46aed0a_cryptolocker.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 2760 wrote to memory of 2784	2760	2024-01-11_85158732031ef7bcec40bd82c46aed0a_cryptolocker.exe	28
PID 2760 wrote to memory of 2784	2760	2024-01-11_85158732031ef7bcec40bd82c46aed0a_cryptolocker.exe	28
PID 2760 wrote to memory of 2784	2760	2024-01-11_85158732031ef7bcec40bd82c46aed0a_cryptolocker.exe	28
PID 2760 wrote to memory of 2784	2760	2024-01-11_85158732031ef7bcec40bd82c46aed0a_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-01-11_85158732031ef7bcec40bd82c46aed0a_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-11_85158732031ef7bcec40bd82c46aed0a_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2760
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  PID:2784

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\hasfj.exe

Filesize
45KB

MD5
79510311f297cc6a64aef66f41a4de2d

SHA1
098b0eb52782a1b8ec34c4751a12d928bc534ab8

SHA256
475aea63fdb2c58756ca47408a56953f045f773eef2cdb207fee57ab415aea4d

SHA512
f1a4ec3abd655e9a011f71beb6bf95e2805e85bfcb6631abe2e7231f223ee1221c43af207d0ccafe02f93ccd4650d4d5f18e358c4a0e9771b06fde1a37082169

Download Submit
memory/2760-0-0x0000000000360000-0x0000000000366000-memory.dmp

Filesize
24KB

Download
memory/2760-1-0x0000000000360000-0x0000000000366000-memory.dmp

Filesize
24KB

Download
memory/2760-2-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2784-15-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/2784-17-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download