34e165490b8f43c421f605c2493fd63d0633806ebbe4003c8d9b0954ed0df8db

Analysis

max time kernel
16s
max time network
20s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10/01/2025, 22:22

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General

Target

34e165490b8f43c421f605c2493fd63d0633806ebbe4003c8d9b0954ed0df8db.dll
Size

76KB
MD5

4de21835774c665005bd90c314bdddc6
SHA1

95f33593cb86e6ab98c8168737339c6ba402f400
SHA256

34e165490b8f43c421f605c2493fd63d0633806ebbe4003c8d9b0954ed0df8db
SHA512

45f0eaeac83c4da9a07c1241f5f5ecc053632e921521f641d012a3d9b181872fccc78fcee3a346a0b08a0d7dda78f26ef0bc09098e8676a16d7317479602fc77
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zz3wKTs0kH+Bka:c8y93KQjy7G55riF1cMo03BTs0kH+Bka

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/2644-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2644-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2644-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2688	2644	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	2644	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 2644	2180	rundll32.exe	30
PID 2180 wrote to memory of 2644	2180	rundll32.exe	30
PID 2180 wrote to memory of 2644	2180	rundll32.exe	30
PID 2180 wrote to memory of 2644	2180	rundll32.exe	30
PID 2180 wrote to memory of 2644	2180	rundll32.exe	30
PID 2180 wrote to memory of 2644	2180	rundll32.exe	30
PID 2180 wrote to memory of 2644	2180	rundll32.exe	30
PID 2644 wrote to memory of 2688	2644	rundll32.exe	31
PID 2644 wrote to memory of 2688	2644	rundll32.exe	31
PID 2644 wrote to memory of 2688	2644	rundll32.exe	31
PID 2644 wrote to memory of 2688	2644	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\34e165490b8f43c421f605c2493fd63d0633806ebbe4003c8d9b0954ed0df8db.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2180
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\34e165490b8f43c421f605c2493fd63d0633806ebbe4003c8d9b0954ed0df8db.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2644
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2644 -s 232
    3⤵
    - Program crash
    PID:2688

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/2644-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2644-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2644-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download