fde19e681303bf083ae512fe0aa98c32917acf30e513911f1f78f36a2d2d4e31

Analysis

max time kernel
131s
max time network
144s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
02/10/2023, 14:14

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General

Target

2023-08-27_02928fdd469356529bc75bfb45587008_cryptolocker_JC.exe
Size

59KB
MD5

02928fdd469356529bc75bfb45587008
SHA1

4f7b61b43e537cbc599ac99e58a0e321681cc754
SHA256

fde19e681303bf083ae512fe0aa98c32917acf30e513911f1f78f36a2d2d4e31
SHA512

2b1f03cd85f215bd53a8553926bffa101d3499e2869d515c453ee398b45e77123ed65d085d12f345bc7d758bf7ad8d24bcfa2750bc4654aac31d7602c91e4209
SSDEEP

768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5I52kGEG:6j+1NMOtEvwDpjr8ox8UDEG

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1584	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1036	2023-08-27_02928fdd469356529bc75bfb45587008_cryptolocker_JC.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 1036 wrote to memory of 1584	1036	2023-08-27_02928fdd469356529bc75bfb45587008_cryptolocker_JC.exe	28
PID 1036 wrote to memory of 1584	1036	2023-08-27_02928fdd469356529bc75bfb45587008_cryptolocker_JC.exe	28
PID 1036 wrote to memory of 1584	1036	2023-08-27_02928fdd469356529bc75bfb45587008_cryptolocker_JC.exe	28
PID 1036 wrote to memory of 1584	1036	2023-08-27_02928fdd469356529bc75bfb45587008_cryptolocker_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\2023-08-27_02928fdd469356529bc75bfb45587008_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\2023-08-27_02928fdd469356529bc75bfb45587008_cryptolocker_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1036
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:1584

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\misid.exe

Filesize
59KB

MD5
2b06398082735551c295cd3dc2883dbd

SHA1
619711db4662c97f0420363ce2c25ec4b7c59e96

SHA256
9823a35b4e1e14fd3ac5aa005313e57a905d406c0f54ffe35413b5a4c0526556

SHA512
5b6d12d70e482d16dac1cbcbabcc330d453b7be56ca0058d110b0dc28305d82ecedf112af116115c11eba66d901c62fc9b83e0c27daf11b9dd0e22e312c5e459

Download Submit
C:\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
59KB

MD5
2b06398082735551c295cd3dc2883dbd

SHA1
619711db4662c97f0420363ce2c25ec4b7c59e96

SHA256
9823a35b4e1e14fd3ac5aa005313e57a905d406c0f54ffe35413b5a4c0526556

SHA512
5b6d12d70e482d16dac1cbcbabcc330d453b7be56ca0058d110b0dc28305d82ecedf112af116115c11eba66d901c62fc9b83e0c27daf11b9dd0e22e312c5e459

Download Submit
\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
59KB

MD5
2b06398082735551c295cd3dc2883dbd

SHA1
619711db4662c97f0420363ce2c25ec4b7c59e96

SHA256
9823a35b4e1e14fd3ac5aa005313e57a905d406c0f54ffe35413b5a4c0526556

SHA512
5b6d12d70e482d16dac1cbcbabcc330d453b7be56ca0058d110b0dc28305d82ecedf112af116115c11eba66d901c62fc9b83e0c27daf11b9dd0e22e312c5e459

Download Submit
memory/1036-0-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/1036-1-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1036-3-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1036-2-0x00000000005F0000-0x00000000005F6000-memory.dmp

Filesize
24KB

Download
memory/1036-14-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/1584-17-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/1584-25-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download