526e9013ee7b6f70b6601af8d87a82c8e54eeeafdfb5986c82ee7ff9d41b8caa

Analysis

max time kernel
111s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
07-02-2025 21:21

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General

Target

526e9013ee7b6f70b6601af8d87a82c8e54eeeafdfb5986c82ee7ff9d41b8caa.dll
Size

76KB
MD5

52d2934cf42a19e305e78f2442d4b51a
SHA1

4f991561bbf672b158d8e3560814d4f58ef4a7d3
SHA256

526e9013ee7b6f70b6601af8d87a82c8e54eeeafdfb5986c82ee7ff9d41b8caa
SHA512

a6e65131c255f01c01b87bb9649f72d7bbf0ee7e0c024ef574a4632f86466792deeea803a24b1d90eb8a77c2a893561c62f94c0a446178e4483de71c11101568
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZEXL0Xfm:c8y93KQjy7G55riF1cMo03SIXO

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2540-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2540-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2540-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

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 behavior: EnumeratesProcesses 1 IoCs

pid	Process
2540	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2540	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1048 wrote to memory of 2540	1048	rundll32.exe	29
PID 1048 wrote to memory of 2540	1048	rundll32.exe	29
PID 1048 wrote to memory of 2540	1048	rundll32.exe	29
PID 1048 wrote to memory of 2540	1048	rundll32.exe	29
PID 1048 wrote to memory of 2540	1048	rundll32.exe	29
PID 1048 wrote to memory of 2540	1048	rundll32.exe	29
PID 1048 wrote to memory of 2540	1048	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\526e9013ee7b6f70b6601af8d87a82c8e54eeeafdfb5986c82ee7ff9d41b8caa.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1048
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\526e9013ee7b6f70b6601af8d87a82c8e54eeeafdfb5986c82ee7ff9d41b8caa.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2540

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/2540-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2540-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2540-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download