d7d64f0630df7088c49200a170b194211db1ab43dc86555b6de64c315110f932

Analysis

max time kernel
26s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-01-2025 04:45

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General

Target

d7d64f0630df7088c49200a170b194211db1ab43dc86555b6de64c315110f932N.dll
Size

76KB
MD5

2a33e825e25bd6784364d5c59a6742c0
SHA1

8e2b44bb2815c9a385a167e713c4634b9bb360ce
SHA256

d7d64f0630df7088c49200a170b194211db1ab43dc86555b6de64c315110f932
SHA512

f20688928cf4e8003b64a8320b5378b9083a15c849de4204ab632ef00d9e63a2ed4a929d620769d447aaf266e73bcc15536b2f160de7c3af1ae1034426c73f8f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZWiJ2R27W+lh:c8y93KQjy7G55riF1cMo03X2R6h

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/2740-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2740-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2740-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2816	2740	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	2740	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 2740	2888	rundll32.exe	30
PID 2888 wrote to memory of 2740	2888	rundll32.exe	30
PID 2888 wrote to memory of 2740	2888	rundll32.exe	30
PID 2888 wrote to memory of 2740	2888	rundll32.exe	30
PID 2888 wrote to memory of 2740	2888	rundll32.exe	30
PID 2888 wrote to memory of 2740	2888	rundll32.exe	30
PID 2888 wrote to memory of 2740	2888	rundll32.exe	30
PID 2740 wrote to memory of 2816	2740	rundll32.exe	31
PID 2740 wrote to memory of 2816	2740	rundll32.exe	31
PID 2740 wrote to memory of 2816	2740	rundll32.exe	31
PID 2740 wrote to memory of 2816	2740	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d7d64f0630df7088c49200a170b194211db1ab43dc86555b6de64c315110f932N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2888
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d7d64f0630df7088c49200a170b194211db1ab43dc86555b6de64c315110f932N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2740 -s 308
    3⤵
    - Program crash
    PID:2816

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

Replay Monitor

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Downloads

memory/2740-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2740-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2740-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download