5d6562e19ac10037e452c1b449e4e10faaac26d6f4b7c30a8acfbed7ffbdf765

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
25/08/2023, 16:14

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General

Target

9daddb7d2d827deffdf6d33c4f5653a0_cryptolocker_JC.exe
Size

46KB
MD5

9daddb7d2d827deffdf6d33c4f5653a0
SHA1

9d4f858a5a948a093015bc034edd081c50df4013
SHA256

5d6562e19ac10037e452c1b449e4e10faaac26d6f4b7c30a8acfbed7ffbdf765
SHA512

fe2b5782648aa79944d77e413da87edffe7a9178b04b51fec344285aa8c585441efc92684ee38bacec361ca02803d4b09e42cd4bad93d96c64eb9f720fee9764
SSDEEP

768:bIDOw9UiaCHfjnE0Sfa7ilR0p9u6p4ICNBC1Sle4:bIDOw9a0DwitDZ0le4

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2472	lossy.exe

Loads dropped DLL 1 IoCs

pid	Process
2056	9daddb7d2d827deffdf6d33c4f5653a0_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 2056 wrote to memory of 2472	2056	9daddb7d2d827deffdf6d33c4f5653a0_cryptolocker_JC.exe	28
PID 2056 wrote to memory of 2472	2056	9daddb7d2d827deffdf6d33c4f5653a0_cryptolocker_JC.exe	28
PID 2056 wrote to memory of 2472	2056	9daddb7d2d827deffdf6d33c4f5653a0_cryptolocker_JC.exe	28
PID 2056 wrote to memory of 2472	2056	9daddb7d2d827deffdf6d33c4f5653a0_cryptolocker_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\9daddb7d2d827deffdf6d33c4f5653a0_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\9daddb7d2d827deffdf6d33c4f5653a0_cryptolocker_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2056
- C:\Users\Admin\AppData\Local\Temp\lossy.exe
  "C:\Users\Admin\AppData\Local\Temp\lossy.exe"
  2⤵
  - Executes dropped EXE
  PID:2472

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\lossy.exe

Filesize
46KB

MD5
c4c2913772e4adec3a21b9d1fa3b0d46

SHA1
92ef0f5fddf8eb689590bcff1a31a1797c82d583

SHA256
890e359d9b7541afc388bad5770bf0560ef02687fb0023d5aef6c7db35755a8b

SHA512
7542a550670526db722e972f7f34a7219dd87961ce7811448496e5abf97fccc5ab99a04037081b58c58afa09853945d6bb435cb0fcae89c6f6f037b5bd03ec99

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

Filesize
46KB

MD5
c4c2913772e4adec3a21b9d1fa3b0d46

SHA1
92ef0f5fddf8eb689590bcff1a31a1797c82d583

SHA256
890e359d9b7541afc388bad5770bf0560ef02687fb0023d5aef6c7db35755a8b

SHA512
7542a550670526db722e972f7f34a7219dd87961ce7811448496e5abf97fccc5ab99a04037081b58c58afa09853945d6bb435cb0fcae89c6f6f037b5bd03ec99

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

Filesize
46KB

MD5
c4c2913772e4adec3a21b9d1fa3b0d46

SHA1
92ef0f5fddf8eb689590bcff1a31a1797c82d583

SHA256
890e359d9b7541afc388bad5770bf0560ef02687fb0023d5aef6c7db35755a8b

SHA512
7542a550670526db722e972f7f34a7219dd87961ce7811448496e5abf97fccc5ab99a04037081b58c58afa09853945d6bb435cb0fcae89c6f6f037b5bd03ec99

Download Submit
memory/2056-0-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/2056-1-0x0000000000450000-0x0000000000456000-memory.dmp

Filesize
24KB

Download
memory/2056-3-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/2472-15-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2472-16-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download