59b05817751e0d62671144ec481e3a9e4dd098eda78ca9909aaef5435ef456b7

Analysis

max time kernel
120s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
05/02/2025, 15:10

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General

Target

59b05817751e0d62671144ec481e3a9e4dd098eda78ca9909aaef5435ef456b7.dll
Size

76KB
MD5

d2ebf282719a53a56b1bb0f3a69c1689
SHA1

a54ccdf5e9eedb63301a2cc20c8cbf940bf79bf4
SHA256

59b05817751e0d62671144ec481e3a9e4dd098eda78ca9909aaef5435ef456b7
SHA512

f5eabb792a8922717c7482b2913043611ab1c3baf803ad1a34c1319c0d8bf4e8e2017a20208b4409a82aed826a3287e4341e10bc73cc1772f14892b9eceef9de
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZSUDRSVb5:c8y93KQjy7G55riF1cMo03wUDRSVb5

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 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2404-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2404-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2404-5-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2404-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2304	2404	WerFault.exe	30

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	2404	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1560 wrote to memory of 2404	1560	rundll32.exe	30
PID 1560 wrote to memory of 2404	1560	rundll32.exe	30
PID 1560 wrote to memory of 2404	1560	rundll32.exe	30
PID 1560 wrote to memory of 2404	1560	rundll32.exe	30
PID 1560 wrote to memory of 2404	1560	rundll32.exe	30
PID 1560 wrote to memory of 2404	1560	rundll32.exe	30
PID 1560 wrote to memory of 2404	1560	rundll32.exe	30
PID 2404 wrote to memory of 2304	2404	rundll32.exe	31
PID 2404 wrote to memory of 2304	2404	rundll32.exe	31
PID 2404 wrote to memory of 2304	2404	rundll32.exe	31
PID 2404 wrote to memory of 2304	2404	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\59b05817751e0d62671144ec481e3a9e4dd098eda78ca9909aaef5435ef456b7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1560
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\59b05817751e0d62671144ec481e3a9e4dd098eda78ca9909aaef5435ef456b7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2404
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 320
    3⤵
    - Program crash
    PID:2304

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/2404-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2404-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2404-3-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/2404-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2404-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2404-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download