376deb06be447880f6f4c96ef25940e91da6b39a119ff2cd44966a1bb1719191

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
01-01-2025 21:47

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General

Target

376deb06be447880f6f4c96ef25940e91da6b39a119ff2cd44966a1bb1719191.dll
Size

76KB
MD5

c387a7385b2e717748863ed1f0dc582d
SHA1

3e78bd589cff6ede74df0e56c991ddbc284fa148
SHA256

376deb06be447880f6f4c96ef25940e91da6b39a119ff2cd44966a1bb1719191
SHA512

9c82a1ebb72d73d13fa560afea4f4e018dd31c29bd2318d2e081a7692af840712ef59252e64e44d7a7eecf5c5dcea499ca228907d8b6efa566018af05171a26e
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z+IMIIEiydDN7nD+VcfEG:c8y93KQjy7G55riF1cMo03sIMIIEiydv

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/1720-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1720-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1720-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1908	1720	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	1720	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1540 wrote to memory of 1720	1540	rundll32.exe	30
PID 1540 wrote to memory of 1720	1540	rundll32.exe	30
PID 1540 wrote to memory of 1720	1540	rundll32.exe	30
PID 1540 wrote to memory of 1720	1540	rundll32.exe	30
PID 1540 wrote to memory of 1720	1540	rundll32.exe	30
PID 1540 wrote to memory of 1720	1540	rundll32.exe	30
PID 1540 wrote to memory of 1720	1540	rundll32.exe	30
PID 1720 wrote to memory of 1908	1720	rundll32.exe	31
PID 1720 wrote to memory of 1908	1720	rundll32.exe	31
PID 1720 wrote to memory of 1908	1720	rundll32.exe	31
PID 1720 wrote to memory of 1908	1720	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\376deb06be447880f6f4c96ef25940e91da6b39a119ff2cd44966a1bb1719191.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1540
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\376deb06be447880f6f4c96ef25940e91da6b39a119ff2cd44966a1bb1719191.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1720
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 308
    3⤵
    - Program crash
    PID:1908

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/1720-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1720-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1720-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download