e758b2cd087fbf1d894fc1c6743c68886959c9a65eedced2616c4e427f77d501

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
10/12/2024, 18:28

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General

Target

e758b2cd087fbf1d894fc1c6743c68886959c9a65eedced2616c4e427f77d501N.dll
Size

76KB
MD5

c75d262d2ab6938fd588a366df6e24b0
SHA1

39d6e3713c92ea4594bd419dac3cdf1324c1bf76
SHA256

e758b2cd087fbf1d894fc1c6743c68886959c9a65eedced2616c4e427f77d501
SHA512

429eec993cd1d67cfee8c7795f64d2c7cc9760ef99f7909ec839c8f411ebf632a692eb07390078d266f8e504a99e8a85b5c39a22e0286bc4cbcd6f96012a66bc
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zwb1:c8y93KQjy7G55riF1cMo03mb1

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1720-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1720-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2316	1720	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	1720	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 1720	1728	rundll32.exe	31
PID 1728 wrote to memory of 1720	1728	rundll32.exe	31
PID 1728 wrote to memory of 1720	1728	rundll32.exe	31
PID 1728 wrote to memory of 1720	1728	rundll32.exe	31
PID 1728 wrote to memory of 1720	1728	rundll32.exe	31
PID 1728 wrote to memory of 1720	1728	rundll32.exe	31
PID 1728 wrote to memory of 1720	1728	rundll32.exe	31
PID 1720 wrote to memory of 2316	1720	rundll32.exe	32
PID 1720 wrote to memory of 2316	1720	rundll32.exe	32
PID 1720 wrote to memory of 2316	1720	rundll32.exe	32
PID 1720 wrote to memory of 2316	1720	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e758b2cd087fbf1d894fc1c6743c68886959c9a65eedced2616c4e427f77d501N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e758b2cd087fbf1d894fc1c6743c68886959c9a65eedced2616c4e427f77d501N.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 336
    3⤵
    - Program crash
    PID:2316

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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

Filesize
192KB

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

Filesize
192KB

Download
memory/1720-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download