66637624bd2ca8299a1cc7a157a7613efb80b417568e01ccd9cdb592ecdd4a66

Analysis

max time kernel
140s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
19-08-2024 16:45

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General

Target

bin/jpeg62.dll
Size

124KB
MD5

96995de4513551d49808b34b40ffb26a
SHA1

1daf57aaea01d60bdb7c63faf18a419df955e321
SHA256

f0d0157b4f1f0fa5aa0c4682ec659ce5e1c61585e631a14536bea10faf0b01ea
SHA512

cfd3b3e8250804d4d4c77bd49a3674ff910ac4c401fb21e5f6f6108916248f88971269202bb26d3ffd4aa987008d2dafd67430d1d55097610b8f907ffb398181
SSDEEP

3072:hFq5TfTnX3zl3Ygrda1EAK1OxjE/axozVXNdb:hFOnzl3vo1Ex17axoz

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2400	1036	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 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	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1604 wrote to memory of 1036	1604	rundll32.exe	30
PID 1604 wrote to memory of 1036	1604	rundll32.exe	30
PID 1604 wrote to memory of 1036	1604	rundll32.exe	30
PID 1604 wrote to memory of 1036	1604	rundll32.exe	30
PID 1604 wrote to memory of 1036	1604	rundll32.exe	30
PID 1604 wrote to memory of 1036	1604	rundll32.exe	30
PID 1604 wrote to memory of 1036	1604	rundll32.exe	30
PID 1036 wrote to memory of 2400	1036	rundll32.exe	31
PID 1036 wrote to memory of 2400	1036	rundll32.exe	31
PID 1036 wrote to memory of 2400	1036	rundll32.exe	31
PID 1036 wrote to memory of 2400	1036	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\jpeg62.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1604
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\jpeg62.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1036
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1036 -s 224
    3⤵
    - Program crash
    PID:2400

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1036-0-0x00000000686C0000-0x00000000686E4000-memory.dmp

Filesize
144KB

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