788ca38aa2165f84a61b0afbe379c16974548539156a7dfac71798f9be5285ca

Analysis

max time kernel
65s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
19/01/2025, 03:31

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General

Target

788ca38aa2165f84a61b0afbe379c16974548539156a7dfac71798f9be5285ca.dll
Size

76KB
MD5

1fd213c37a2eb4d4e8d5d8d0ef6962fe
SHA1

2f3148a844dc18b0e748088ba53951ee9fce5045
SHA256

788ca38aa2165f84a61b0afbe379c16974548539156a7dfac71798f9be5285ca
SHA512

51f45b5421bbea747a27584e0ea2fdceae4ee86e7e39da0ed8440effcdb459e7b0886efb31a0d901bf31d2001d41dfd0d7cc21976ea4b19ee8014f0ed6739693
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z65zaxyBIMfAm:c8y93KQjy7G55riF1cMo0385zaxyBIMx

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 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2896-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2896-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2896-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2896-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2896-5-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2156	2896	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	2896	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 2896	2808	rundll32.exe	30
PID 2808 wrote to memory of 2896	2808	rundll32.exe	30
PID 2808 wrote to memory of 2896	2808	rundll32.exe	30
PID 2808 wrote to memory of 2896	2808	rundll32.exe	30
PID 2808 wrote to memory of 2896	2808	rundll32.exe	30
PID 2808 wrote to memory of 2896	2808	rundll32.exe	30
PID 2808 wrote to memory of 2896	2808	rundll32.exe	30
PID 2896 wrote to memory of 2156	2896	rundll32.exe	31
PID 2896 wrote to memory of 2156	2896	rundll32.exe	31
PID 2896 wrote to memory of 2156	2896	rundll32.exe	31
PID 2896 wrote to memory of 2156	2896	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\788ca38aa2165f84a61b0afbe379c16974548539156a7dfac71798f9be5285ca.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\788ca38aa2165f84a61b0afbe379c16974548539156a7dfac71798f9be5285ca.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2896
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2896 -s 340
    3⤵
    - Program crash
    PID:2156

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/2896-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2896-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2896-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2896-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2896-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download