e4b7e17c5d5fb155b5cf836dec4e3ec3fa2ba12850814d1f0e62b04d97a10016

Analysis

max time kernel
102s
max time network
109s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
27-07-2024 05:27

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General

Target

9887989b2396fb8cea5425f34ba79fc0N.dll
Size

76KB
MD5

9887989b2396fb8cea5425f34ba79fc0
SHA1

010d6d3d7f47d31951ac4334a165b7331bd0cd97
SHA256

e4b7e17c5d5fb155b5cf836dec4e3ec3fa2ba12850814d1f0e62b04d97a10016
SHA512

13bf8b5dc4351e2fd5fb7f05e4c5c0881e1194164eb192f4773d543d08e0c5cdcdf4e6551132c6b786c1a3fcc5ba15f9344d9143a5ed0863b69ed7ed4f0f46d5
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZCqvKz:c8y93KQjy7G55riF1cMo031vKz

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2904-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2904-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1564 2904 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

rundll32.exe

description pid process

Token: SeDebugPrivilege 2904 rundll32.exe

pid	pid_target	process	target process
1564	2904	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

description	pid	process
Token: SeDebugPrivilege	2904	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1956 wrote to memory of 2904	1956	rundll32.exe	rundll32.exe
PID 1956 wrote to memory of 2904	1956	rundll32.exe	rundll32.exe
PID 1956 wrote to memory of 2904	1956	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9887989b2396fb8cea5425f34ba79fc0N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1956

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9887989b2396fb8cea5425f34ba79fc0N.dll,#1
2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2904

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2904 -s 696
3⤵
- Program crash
PID:1564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2904 -ip 2904
1⤵
PID:1492

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2904-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2904-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download