9e7a54ceacc92fe46819a48e0e2a5c0fc51c2f5a4d0ce6ce9db8ad992d3b8a48

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-10-2024 01:14

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General

Target

tre.dll
Size

30KB
MD5

b5c14eb9a8e89a9463e34cd2dab27049
SHA1

a96b2b0d582734e96ba3dcfe503324bb528588a4
SHA256

d8276dd4ae4525713482f462aab0f15b934892125ff07c53fbecbec4ec3bf659
SHA512

f8c5a27732b649d47ebd3233bf90293ec7834ce8f24994e12d6966c15f9973cc44932d34d97f25f499dc0e152c998ff786cb7d68acae549c986faecdbee08c5b
SSDEEP

768:yBKUmQuJjXucAnfsrFsKFyaQ+GnyfPVNnZ13/:iKU/uJCcisqpayylNZ13/

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral9/memory/2420-1-0x0000000010000000-0x0000000010015000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2916	2420	WerFault.exe	28

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 2408 wrote to memory of 2420	2408	rundll32.exe	28
PID 2408 wrote to memory of 2420	2408	rundll32.exe	28
PID 2408 wrote to memory of 2420	2408	rundll32.exe	28
PID 2408 wrote to memory of 2420	2408	rundll32.exe	28
PID 2408 wrote to memory of 2420	2408	rundll32.exe	28
PID 2408 wrote to memory of 2420	2408	rundll32.exe	28
PID 2408 wrote to memory of 2420	2408	rundll32.exe	28
PID 2420 wrote to memory of 2916	2420	rundll32.exe	29
PID 2420 wrote to memory of 2916	2420	rundll32.exe	29
PID 2420 wrote to memory of 2916	2420	rundll32.exe	29
PID 2420 wrote to memory of 2916	2420	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\tre.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\tre.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2420
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2420 -s 224
    3⤵
    - Program crash
    PID:2916

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/2420-1-0x0000000010000000-0x0000000010015000-memory.dmp

Filesize
84KB

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memory/2420-0-0x0000000010000000-0x0000000010015000-memory.dmp

Filesize
84KB

Download