b587374fc5da7382ff0ee10f360d2075b813cb472df681c89599b1f42ca07f90

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
03-10-2024 02:30

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General

Target

2024-10-03_61926546a16f982f385a30de0b36fea0_cryptolocker.exe
Size

51KB
MD5

61926546a16f982f385a30de0b36fea0
SHA1

b8ee55f05aeb1e2a212dd791371d48c837dde5b3
SHA256

b587374fc5da7382ff0ee10f360d2075b813cb472df681c89599b1f42ca07f90
SHA512

c93de0bf6343c76c9f1575ada35da596cb90d9c740f95ad36397c6936268d1bfec045af98e31356242d8e77fc1140ca09681b0f68b57d611004150f1c85d8f3b
SSDEEP

768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4/Uth8igNrr42A7n0FmB0nJ:vj+jsMQMOtEvwDpj5HczerLO04B+

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2792	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2648	2024-10-03_61926546a16f982f385a30de0b36fea0_cryptolocker.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	misid.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-03_61926546a16f982f385a30de0b36fea0_cryptolocker.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 2792	2648	2024-10-03_61926546a16f982f385a30de0b36fea0_cryptolocker.exe	30
PID 2648 wrote to memory of 2792	2648	2024-10-03_61926546a16f982f385a30de0b36fea0_cryptolocker.exe	30
PID 2648 wrote to memory of 2792	2648	2024-10-03_61926546a16f982f385a30de0b36fea0_cryptolocker.exe	30
PID 2648 wrote to memory of 2792	2648	2024-10-03_61926546a16f982f385a30de0b36fea0_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-03_61926546a16f982f385a30de0b36fea0_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-03_61926546a16f982f385a30de0b36fea0_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
51KB

MD5
33f80ddafc947201deb9cd7f755293d3

SHA1
8511c83a6690c326f0ed2bfc7f7b9164e9abc50d

SHA256
2449479e42d30280c81b561642b2894deda81f7663ff9e5bf42295f5b371bdbb

SHA512
eddb4f92f36f028c56256dc954c868735f554c13ebe4149c1913dbe7ad1cd162141f77dfab501211025e581b2f79b96a1856326a25e8832f77cac0d1b152f6b9

Download Submit
memory/2648-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2648-1-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2648-8-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2792-15-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2792-22-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download