5eb23ca088416af8e54eb7e9f7ea5b9dd04eb93a43d3b4e04d75f0ce0bc66124

Analysis

max time kernel
118s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-01-2025 14:03

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General

Target

5eb23ca088416af8e54eb7e9f7ea5b9dd04eb93a43d3b4e04d75f0ce0bc66124N.dll
Size

76KB
MD5

58b8af361dcc5901e72ffd3f848bf150
SHA1

eed3f462b53ed6b8e23a42fd106bf79577c42d4c
SHA256

5eb23ca088416af8e54eb7e9f7ea5b9dd04eb93a43d3b4e04d75f0ce0bc66124
SHA512

ae94b74cff4d5c78fdbaf1b56aacccf6251a143c2bfacf22bb8303eb8352485ad2e9f8904632f87c857a315d0b99448c64a619affce2b3f0f72ac73ba15bde01
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZNyPe/Q:c8y93KQjy7G55riF1cMo03Yb

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/2872-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2872-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2872-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2924	2872	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	2872	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2816 wrote to memory of 2872	2816	rundll32.exe	30
PID 2816 wrote to memory of 2872	2816	rundll32.exe	30
PID 2816 wrote to memory of 2872	2816	rundll32.exe	30
PID 2816 wrote to memory of 2872	2816	rundll32.exe	30
PID 2816 wrote to memory of 2872	2816	rundll32.exe	30
PID 2816 wrote to memory of 2872	2816	rundll32.exe	30
PID 2816 wrote to memory of 2872	2816	rundll32.exe	30
PID 2872 wrote to memory of 2924	2872	rundll32.exe	31
PID 2872 wrote to memory of 2924	2872	rundll32.exe	31
PID 2872 wrote to memory of 2924	2872	rundll32.exe	31
PID 2872 wrote to memory of 2924	2872	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5eb23ca088416af8e54eb7e9f7ea5b9dd04eb93a43d3b4e04d75f0ce0bc66124N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2816
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5eb23ca088416af8e54eb7e9f7ea5b9dd04eb93a43d3b4e04d75f0ce0bc66124N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2872
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2872 -s 336
    3⤵
    - Program crash
    PID:2924

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/2872-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2872-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2872-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download