553d0bec3ca008c7d6e00b877f597cc2f8bf23e65b7a63a715e0e212271a5ecc

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-01-2025 10:57

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General

Target

553d0bec3ca008c7d6e00b877f597cc2f8bf23e65b7a63a715e0e212271a5eccN.dll
Size

76KB
MD5

0b860a510a4a21866cfc72e7f723e220
SHA1

9649d0f2872dd69609179c32b027e1e53b5a698c
SHA256

553d0bec3ca008c7d6e00b877f597cc2f8bf23e65b7a63a715e0e212271a5ecc
SHA512

3542bad135321a9a77f36a5223692030af589492c76cc7d9e988f892d6fa951b42ff097a1f540e96567edd78984b8e7157f4ea35531d11bc3b5d099535cc0e1e
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZLV2D:c8y93KQjy7G55riF1cMo03BV2D

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2692-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2692-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2692-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2792	2692	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 AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2692	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2660 wrote to memory of 2692	2660	rundll32.exe	30
PID 2660 wrote to memory of 2692	2660	rundll32.exe	30
PID 2660 wrote to memory of 2692	2660	rundll32.exe	30
PID 2660 wrote to memory of 2692	2660	rundll32.exe	30
PID 2660 wrote to memory of 2692	2660	rundll32.exe	30
PID 2660 wrote to memory of 2692	2660	rundll32.exe	30
PID 2660 wrote to memory of 2692	2660	rundll32.exe	30
PID 2692 wrote to memory of 2792	2692	rundll32.exe	31
PID 2692 wrote to memory of 2792	2692	rundll32.exe	31
PID 2692 wrote to memory of 2792	2692	rundll32.exe	31
PID 2692 wrote to memory of 2792	2692	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\553d0bec3ca008c7d6e00b877f597cc2f8bf23e65b7a63a715e0e212271a5eccN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2660
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\553d0bec3ca008c7d6e00b877f597cc2f8bf23e65b7a63a715e0e212271a5eccN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2692
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2692 -s 308
    3⤵
    - Program crash
    PID:2792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2692-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2692-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2692-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download