0bc91095fe8595a7fb6911247764554aafc2b07281660f55e63db6f1930528e2

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
03/03/2025, 19:57

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General

Target

0bc91095fe8595a7fb6911247764554aafc2b07281660f55e63db6f1930528e2.dll
Size

76KB
MD5

897571b60e944a22fc78759df7cba564
SHA1

57e5f1201cce692ebc486ba10d746e1362aff92c
SHA256

0bc91095fe8595a7fb6911247764554aafc2b07281660f55e63db6f1930528e2
SHA512

1b21bd7bc5682a31c34e52cfa69042a44b2bbf9a6668aaef04576e66e1c0b6853468e127ffa97d197b11a5b7692cefa92f968d3d43900d2ba069d0d9497f7e39
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZYuTLf:c8y93KQjy7G55riF1cMo03jT

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2744-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2744-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2744-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2744-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2312	2744	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	2744	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 2744	1924	rundll32.exe	30
PID 1924 wrote to memory of 2744	1924	rundll32.exe	30
PID 1924 wrote to memory of 2744	1924	rundll32.exe	30
PID 1924 wrote to memory of 2744	1924	rundll32.exe	30
PID 1924 wrote to memory of 2744	1924	rundll32.exe	30
PID 1924 wrote to memory of 2744	1924	rundll32.exe	30
PID 1924 wrote to memory of 2744	1924	rundll32.exe	30
PID 2744 wrote to memory of 2312	2744	rundll32.exe	31
PID 2744 wrote to memory of 2312	2744	rundll32.exe	31
PID 2744 wrote to memory of 2312	2744	rundll32.exe	31
PID 2744 wrote to memory of 2312	2744	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0bc91095fe8595a7fb6911247764554aafc2b07281660f55e63db6f1930528e2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1924
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0bc91095fe8595a7fb6911247764554aafc2b07281660f55e63db6f1930528e2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2744
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2744 -s 332
    3⤵
    - Program crash
    PID:2312

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/2744-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2744-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2744-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2744-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2744-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download