191404d3aed99c900d0e679ea7d9dcf1dc21a04b6d0aab6db28252542d4a5b58

Analysis

max time kernel
149s
max time network
152s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
18-08-2023 14:57

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General

Target

2e60f8d83102ea7f8c643569617bd4db_cryptolocker_JC.exe
Size

35KB
MD5

2e60f8d83102ea7f8c643569617bd4db
SHA1

b9d0f30cfe10ac8c8b90f681aa4c6252f9164fb2
SHA256

191404d3aed99c900d0e679ea7d9dcf1dc21a04b6d0aab6db28252542d4a5b58
SHA512

d471a4f9f337cd821bf1867cbe0bfc2305bf381d0de3a8c53bada21ef7b791096b0685646208af0983e1361a194331d85f32d8de57468bb259c77265acd32b0a
SSDEEP

384:bAvMaNGh4z7CG3POOvbRSLoF/F0QU5XYFnufc/zzoiM8Nekdvjl9V50i3Nz:bAvJCYOOvbRPDEgXrNekd7l94i3J

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1744	demka.exe

Loads dropped DLL 1 IoCs

pid	Process
2208	2e60f8d83102ea7f8c643569617bd4db_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 UnmapMainImage 2 IoCs

pid	Process
2208	2e60f8d83102ea7f8c643569617bd4db_cryptolocker_JC.exe
1744	demka.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2208 wrote to memory of 1744	2208	2e60f8d83102ea7f8c643569617bd4db_cryptolocker_JC.exe	28
PID 2208 wrote to memory of 1744	2208	2e60f8d83102ea7f8c643569617bd4db_cryptolocker_JC.exe	28
PID 2208 wrote to memory of 1744	2208	2e60f8d83102ea7f8c643569617bd4db_cryptolocker_JC.exe	28
PID 2208 wrote to memory of 1744	2208	2e60f8d83102ea7f8c643569617bd4db_cryptolocker_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\2e60f8d83102ea7f8c643569617bd4db_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\2e60f8d83102ea7f8c643569617bd4db_cryptolocker_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2208
- C:\Users\Admin\AppData\Local\Temp\demka.exe
  "C:\Users\Admin\AppData\Local\Temp\demka.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:1744

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\demka.exe

Filesize
35KB

MD5
b70d4c4b675dfaa57327832cc418e748

SHA1
79e7613be9d0ecede4923315d56a94b624a091b9

SHA256
2b59fd132d7ac8af8ac05a69a7c6ebc28cc221af29f9619294e3de061ef32479

SHA512
9729c224aa9cbc8b1763cb5d403040ac7d469073defedc7b7017f3d9b01cda186987658925eebf46e1d67b1aed50fc8082fb96dcba558b896056c40cc34969b2

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

Filesize
35KB

MD5
b70d4c4b675dfaa57327832cc418e748

SHA1
79e7613be9d0ecede4923315d56a94b624a091b9

SHA256
2b59fd132d7ac8af8ac05a69a7c6ebc28cc221af29f9619294e3de061ef32479

SHA512
9729c224aa9cbc8b1763cb5d403040ac7d469073defedc7b7017f3d9b01cda186987658925eebf46e1d67b1aed50fc8082fb96dcba558b896056c40cc34969b2

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

Filesize
35KB

MD5
b70d4c4b675dfaa57327832cc418e748

SHA1
79e7613be9d0ecede4923315d56a94b624a091b9

SHA256
2b59fd132d7ac8af8ac05a69a7c6ebc28cc221af29f9619294e3de061ef32479

SHA512
9729c224aa9cbc8b1763cb5d403040ac7d469073defedc7b7017f3d9b01cda186987658925eebf46e1d67b1aed50fc8082fb96dcba558b896056c40cc34969b2

Download Submit
memory/1744-70-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/2208-53-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2208-55-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2208-54-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download