d825c6406b904378cf4a1b42298e7e2ca05bba2b31255beb49ab5aac6dbb6416

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
22-01-2025 09:59

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

d825c6406b904378cf4a1b42298e7e2ca05bba2b31255beb49ab5aac6dbb6416.dll
Size

76KB
MD5

b7631cb9b83464b9952b279c649cd62b
SHA1

66ef390d65fcd98eff0fd8fadb41f3d2e6a16976
SHA256

d825c6406b904378cf4a1b42298e7e2ca05bba2b31255beb49ab5aac6dbb6416
SHA512

f6f084d1623f36012d7b1541e4630f928113bd76d5bbc172cd4e7d4aeaef676b4be43d7c55d74f7bb3b24214f1f55c83ebe075b6a841ffb07bc81f81f390c94d
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZCDrNE:c8y93KQjy7G55riF1cMo03Yr6

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 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2740-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2740-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2740-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2740-5-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2764	2740	WerFault.exe	31

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 2688 wrote to memory of 2740	2688	rundll32.exe	31
PID 2688 wrote to memory of 2740	2688	rundll32.exe	31
PID 2688 wrote to memory of 2740	2688	rundll32.exe	31
PID 2688 wrote to memory of 2740	2688	rundll32.exe	31
PID 2688 wrote to memory of 2740	2688	rundll32.exe	31
PID 2688 wrote to memory of 2740	2688	rundll32.exe	31
PID 2688 wrote to memory of 2740	2688	rundll32.exe	31
PID 2740 wrote to memory of 2764	2740	rundll32.exe	32
PID 2740 wrote to memory of 2764	2740	rundll32.exe	32
PID 2740 wrote to memory of 2764	2740	rundll32.exe	32
PID 2740 wrote to memory of 2764	2740	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d825c6406b904378cf4a1b42298e7e2ca05bba2b31255beb49ab5aac6dbb6416.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2688
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d825c6406b904378cf4a1b42298e7e2ca05bba2b31255beb49ab5aac6dbb6416.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 232
    3⤵
    - Program crash
    PID:2764

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

Loading Replay Monitor...

Downloads

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

Filesize
192KB

Download
memory/2740-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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

Filesize
192KB

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

Filesize
192KB

Download
memory/2740-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download