b1e096280fff5c0c4bc6ed0b69a48d3e6ac09f9fca8d7a81baf9223d9a07e118

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 06:22

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General

Target

2024-09-19_04d93d9e51efd25d5bfbcd6fab7e4f3e_cryptolocker.exe
Size

57KB
MD5

04d93d9e51efd25d5bfbcd6fab7e4f3e
SHA1

697cf615d64461700b64d80f4cfbd66c32b6492d
SHA256

b1e096280fff5c0c4bc6ed0b69a48d3e6ac09f9fca8d7a81baf9223d9a07e118
SHA512

92e207893ef9c763ee02acacb7b96165dffd21ffed3b7f7974cf08df59aa6e7dee494a5524a179811bbeb91c8c87a4958d24003609bc03498257482bc8b4dbe4
SSDEEP

768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7GoFY:xj+VGMOtEvwDpjubEgyY

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
836	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2904	2024-09-19_04d93d9e51efd25d5bfbcd6fab7e4f3e_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	2024-09-19_04d93d9e51efd25d5bfbcd6fab7e4f3e_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	misid.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2904 wrote to memory of 836	2904	2024-09-19_04d93d9e51efd25d5bfbcd6fab7e4f3e_cryptolocker.exe	29
PID 2904 wrote to memory of 836	2904	2024-09-19_04d93d9e51efd25d5bfbcd6fab7e4f3e_cryptolocker.exe	29
PID 2904 wrote to memory of 836	2904	2024-09-19_04d93d9e51efd25d5bfbcd6fab7e4f3e_cryptolocker.exe	29
PID 2904 wrote to memory of 836	2904	2024-09-19_04d93d9e51efd25d5bfbcd6fab7e4f3e_cryptolocker.exe	29

C:\Users\Admin\AppData\Local\Temp\2024-09-19_04d93d9e51efd25d5bfbcd6fab7e4f3e_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-19_04d93d9e51efd25d5bfbcd6fab7e4f3e_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2904
- 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:836

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
57KB

MD5
395c9ee13bcbb4db10e8a549491573e7

SHA1
096565f7f12b594f99e031a57bf0e89ee3dcd62e

SHA256
69b796a4188bfc6d60eabc24868e0b03eedf79181f7dba9073b47e48688fd13e

SHA512
77ee471acead8dcb54767dd003106876adca8e0bdce1344f6e5535581bbda42741ea4e301b7ba7437e38ea6fef10985d0aa2140a771b62d7a62433ed1b20cad1

Download Submit
memory/836-16-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/836-18-0x0000000000360000-0x0000000000366000-memory.dmp

Filesize
24KB

Download
memory/836-25-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/836-26-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2904-1-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/2904-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2904-2-0x00000000004B0000-0x00000000004B6000-memory.dmp

Filesize
24KB

Download
memory/2904-9-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/2904-14-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download