909e06cb4a99f518124c06891b11c9f26c05f3adb1b6d776d0fb8c375961de71

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 14:40

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General

Target

909e06cb4a99f518124c06891b11c9f26c05f3adb1b6d776d0fb8c375961de71.dll
Size

76KB
MD5

d56a918dc78386e677c59d86911b2c0c
SHA1

d82840a5ff7cf1b6ebe0bc94c6def0ba580a4dd2
SHA256

909e06cb4a99f518124c06891b11c9f26c05f3adb1b6d776d0fb8c375961de71
SHA512

ea05b232202985d1f50c81b0d943b11902f2d2868750cba2b3c871fb3bd52027e24f0fb57a5187fb7f021bc14d10f76f10c5cbfb319d0194b2beef0c14fceb7e
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z1:c8y93KQjy7G55riF1cMo03P

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 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4716-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4716-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3760	4716	WerFault.exe	83

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	4716	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 4716	2544	rundll32.exe	83
PID 2544 wrote to memory of 4716	2544	rundll32.exe	83
PID 2544 wrote to memory of 4716	2544	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\909e06cb4a99f518124c06891b11c9f26c05f3adb1b6d776d0fb8c375961de71.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\909e06cb4a99f518124c06891b11c9f26c05f3adb1b6d776d0fb8c375961de71.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4716
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4716 -s 700
    3⤵
    - Program crash
    PID:3760

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4716 -ip 4716
1⤵
PID:3304

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/4716-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4716-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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