1da5ef36c4e105ef5374672e54bbf87d77c01b15124c8b2c1f1fd8ea3b23fe1f

Analysis

max time kernel
84s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
05-02-2025 07:07

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General

Target

1da5ef36c4e105ef5374672e54bbf87d77c01b15124c8b2c1f1fd8ea3b23fe1f.dll
Size

76KB
MD5

6496cff151719fa9599bee1e88a27dda
SHA1

51d8a435d64db7d68f758c323c56a1f4282c80cd
SHA256

1da5ef36c4e105ef5374672e54bbf87d77c01b15124c8b2c1f1fd8ea3b23fe1f
SHA512

21003b2a879799d8b702aa77a18d4ea5957f6ab2cf8a0fa5b706ad212a976d34575544d4d1fd86ca30b5242deef18fd4c8cee30611bfe289dc8d16793c836e61
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zyuko:c8y93KQjy7G55riF1cMo038No

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/2880-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2880-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2296	2880	WerFault.exe	29

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	2880	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 2880	2348	rundll32.exe	29
PID 2348 wrote to memory of 2880	2348	rundll32.exe	29
PID 2348 wrote to memory of 2880	2348	rundll32.exe	29
PID 2348 wrote to memory of 2880	2348	rundll32.exe	29
PID 2348 wrote to memory of 2880	2348	rundll32.exe	29
PID 2348 wrote to memory of 2880	2348	rundll32.exe	29
PID 2348 wrote to memory of 2880	2348	rundll32.exe	29
PID 2880 wrote to memory of 2296	2880	rundll32.exe	30
PID 2880 wrote to memory of 2296	2880	rundll32.exe	30
PID 2880 wrote to memory of 2296	2880	rundll32.exe	30
PID 2880 wrote to memory of 2296	2880	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1da5ef36c4e105ef5374672e54bbf87d77c01b15124c8b2c1f1fd8ea3b23fe1f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1da5ef36c4e105ef5374672e54bbf87d77c01b15124c8b2c1f1fd8ea3b23fe1f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2880
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2880 -s 308
    3⤵
    - Program crash
    PID:2296

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/2880-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2880-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download