72f507a94650075e5f25e9180da273492065642be8448b0074638e3e92c6a52f

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
19-12-2024 10:13

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General

Target

72f507a94650075e5f25e9180da273492065642be8448b0074638e3e92c6a52f.dll
Size

76KB
MD5

7ac9ebed305d4168f1373e17c31bd7de
SHA1

01158d43f97b81502880ed5b4e049b711bc912e4
SHA256

72f507a94650075e5f25e9180da273492065642be8448b0074638e3e92c6a52f
SHA512

647e310c7e82189f9f4c60a05fecef475dceaab9ca813f0c0405d26a0492eeb43c8553fc3807bd5b47db6185f7e728d2e693cd36bbd6c30c50d377fa4a4177bc
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZH4g829b/OT1/H:c8y93KQjy7G55riF1cMo03V782Li

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/768-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/768-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/768-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
684	768	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	768	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 768	2344	rundll32.exe	31
PID 2344 wrote to memory of 768	2344	rundll32.exe	31
PID 2344 wrote to memory of 768	2344	rundll32.exe	31
PID 2344 wrote to memory of 768	2344	rundll32.exe	31
PID 2344 wrote to memory of 768	2344	rundll32.exe	31
PID 2344 wrote to memory of 768	2344	rundll32.exe	31
PID 2344 wrote to memory of 768	2344	rundll32.exe	31
PID 768 wrote to memory of 684	768	rundll32.exe	32
PID 768 wrote to memory of 684	768	rundll32.exe	32
PID 768 wrote to memory of 684	768	rundll32.exe	32
PID 768 wrote to memory of 684	768	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\72f507a94650075e5f25e9180da273492065642be8448b0074638e3e92c6a52f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\72f507a94650075e5f25e9180da273492065642be8448b0074638e3e92c6a52f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:768
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 768 -s 264
    3⤵
    - Program crash
    PID:684

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/768-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/768-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/768-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/768-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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