89f7066f68e836349be59aaf6ef7766d0d3553992a5e61d4eb3eab692155ee0b

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
08-01-2025 03:54

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General

Target

89f7066f68e836349be59aaf6ef7766d0d3553992a5e61d4eb3eab692155ee0b.dll
Size

76KB
MD5

64b70ae0ed9a99d11c30ce1621e79d0c
SHA1

2455825fcdd8b71a1ba163f160d900373c8d3d3f
SHA256

89f7066f68e836349be59aaf6ef7766d0d3553992a5e61d4eb3eab692155ee0b
SHA512

71fadb0e32b51b7267a55c65461d8a35ed51e7297b6cd3cbd6da017b8cf49ea9fb39e754ef00109377ba83db9557b54227a7be22eb255358fc950b15f0b369eb
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZEwd+vP:c8y93KQjy7G55riF1cMo03Kn

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/2524-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2524-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2524-5-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1408	2524	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	2524	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1952 wrote to memory of 2524	1952	rundll32.exe	31
PID 1952 wrote to memory of 2524	1952	rundll32.exe	31
PID 1952 wrote to memory of 2524	1952	rundll32.exe	31
PID 1952 wrote to memory of 2524	1952	rundll32.exe	31
PID 1952 wrote to memory of 2524	1952	rundll32.exe	31
PID 1952 wrote to memory of 2524	1952	rundll32.exe	31
PID 1952 wrote to memory of 2524	1952	rundll32.exe	31
PID 2524 wrote to memory of 1408	2524	rundll32.exe	32
PID 2524 wrote to memory of 1408	2524	rundll32.exe	32
PID 2524 wrote to memory of 1408	2524	rundll32.exe	32
PID 2524 wrote to memory of 1408	2524	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\89f7066f68e836349be59aaf6ef7766d0d3553992a5e61d4eb3eab692155ee0b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1952
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\89f7066f68e836349be59aaf6ef7766d0d3553992a5e61d4eb3eab692155ee0b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2524
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2524 -s 336
    3⤵
    - Program crash
    PID:1408

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/2524-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2524-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2524-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2524-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download