c2c5164e99a0e677a4c95d196db8443504d397d24f049bada633a803e8a5d31c

Analysis

max time kernel
114s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
08/09/2024, 22:13

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General

Target
3292fd707c252e99a68db2cfe2889ee0N.dll
Size 76KB
Sample240908-147qraxgln
SHA256 c2c5164e99a0e677a4c95d196db8443504d397d24f049bada633a803e8a5d31c
MD5 3292fd707c252e99a68db2cfe2889ee0
SHA1 dce0e9a9e00d026c9f48ba551d6332a04f285344
SHA512 4c961d5be9244b686c6214f7e134b7fd0f9ae7a0e88b98cc35e7f4eae50fa9b84412d0f034ca1b60f279487bd0402a755c5901f1e581eade88b78d3ee1bc8834
SSDEEP 1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZY0ouO:c8y93KQjy7G55riF1cMo03+7
MD5 SHA1 SHA512 SSDEEP

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/2068-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2068-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2860	2068	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	2068	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4384 wrote to memory of 2068	4384	rundll32.exe	83
PID 4384 wrote to memory of 2068	4384	rundll32.exe	83
PID 4384 wrote to memory of 2068	4384	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3292fd707c252e99a68db2cfe2889ee0N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4384
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3292fd707c252e99a68db2cfe2889ee0N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2068 -s 716
    3⤵
    - Program crash
    PID:2860

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2068 -ip 2068
1⤵
PID:3260

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/2068-0-0x0000000010000000-0x0000000010030000-memory.dmp

Download

memory/2068-2-0x0000000010000000-0x0000000010030000-memory.dmp