d6723cef66a6b0b7fafd30912ddfd1e988c93578d13a65e62e3bb79951069f20

Analysis

max time kernel
129s
max time network
130s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17/10/2024, 20:49

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General

Target

2024-10-17_cd7d80f4e47d8c398d8c5d3ffa23f750_cryptolocker.exe
Size

50KB
MD5

cd7d80f4e47d8c398d8c5d3ffa23f750
SHA1

bd7ff4d1db4bd5fe7fc930e2830a9e0e617af3e5
SHA256

d6723cef66a6b0b7fafd30912ddfd1e988c93578d13a65e62e3bb79951069f20
SHA512

62bb07ba3f3d7dea83d59e61e24f2f2556e5f4b67e3f71669d8c40c5acb7826f274d6512d123649c02c16c6cd5467c843d428de51029e592c8d1862f0c9ffdab
SSDEEP

768:bIDOw9UiaCHfjnE0Sfa7ilR0p9u6p4ICNBCXK9K:bIDOw9a0DwitDZzd

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2336	lossy.exe

Loads dropped DLL 1 IoCs

pid	Process
1624	2024-10-17_cd7d80f4e47d8c398d8c5d3ffa23f750_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	2024-10-17_cd7d80f4e47d8c398d8c5d3ffa23f750_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lossy.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1624 wrote to memory of 2336	1624	2024-10-17_cd7d80f4e47d8c398d8c5d3ffa23f750_cryptolocker.exe	31
PID 1624 wrote to memory of 2336	1624	2024-10-17_cd7d80f4e47d8c398d8c5d3ffa23f750_cryptolocker.exe	31
PID 1624 wrote to memory of 2336	1624	2024-10-17_cd7d80f4e47d8c398d8c5d3ffa23f750_cryptolocker.exe	31
PID 1624 wrote to memory of 2336	1624	2024-10-17_cd7d80f4e47d8c398d8c5d3ffa23f750_cryptolocker.exe	31

C:\Users\Admin\AppData\Local\Temp\2024-10-17_cd7d80f4e47d8c398d8c5d3ffa23f750_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-17_cd7d80f4e47d8c398d8c5d3ffa23f750_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1624
- C:\Users\Admin\AppData\Local\Temp\lossy.exe
  "C:\Users\Admin\AppData\Local\Temp\lossy.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2336

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\lossy.exe

Filesize
50KB

MD5
eaf5b5bde775c10029f7dd2dd652c9d0

SHA1
08b125d0bdc338ddf137b7a809454def58dbc376

SHA256
be7ebe6a7db069c964626bb0dd8c84e20775e773000ad2141b05a063332b644c

SHA512
5591f484109265fbe2d5690ac8881aa37b2f321a464c0191cddf2b8123e8479c3715ed1804729cff6743e258828d2319d4293ee073bac4808b8075c90f886259

Download Submit
memory/1624-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1624-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1624-2-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/2336-15-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/2336-22-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download