df1550e79f618eb56004aa0a05a6504896e5e10b80140515be207af48406ad27

Analysis

max time kernel
78s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-12-2024 20:10

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General

Target

df1550e79f618eb56004aa0a05a6504896e5e10b80140515be207af48406ad27N.dll
Size

76KB
MD5

ac43b629d5f8d3c0f07fba3c372fd2e0
SHA1

18a6e0c7698a77e0941fbf92a5f39bf3ffb18ce4
SHA256

df1550e79f618eb56004aa0a05a6504896e5e10b80140515be207af48406ad27
SHA512

adfbbbbab170b18b688c3b02d96dc9652d24a0c957b2d66eeeee9b87953481a8b25596c1c6d16f4ce9227a4c75c032dafb634563b4e60aeb56e7b5efca7d8c3f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZVrrJ:c8y93KQjy7G55riF1cMo03DR

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/2476-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2476-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1448	2476	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	2476	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 2476	2108	rundll32.exe	31
PID 2108 wrote to memory of 2476	2108	rundll32.exe	31
PID 2108 wrote to memory of 2476	2108	rundll32.exe	31
PID 2108 wrote to memory of 2476	2108	rundll32.exe	31
PID 2108 wrote to memory of 2476	2108	rundll32.exe	31
PID 2108 wrote to memory of 2476	2108	rundll32.exe	31
PID 2108 wrote to memory of 2476	2108	rundll32.exe	31
PID 2476 wrote to memory of 1448	2476	rundll32.exe	32
PID 2476 wrote to memory of 1448	2476	rundll32.exe	32
PID 2476 wrote to memory of 1448	2476	rundll32.exe	32
PID 2476 wrote to memory of 1448	2476	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\df1550e79f618eb56004aa0a05a6504896e5e10b80140515be207af48406ad27N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2108
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\df1550e79f618eb56004aa0a05a6504896e5e10b80140515be207af48406ad27N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2476
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2476 -s 308
    3⤵
    - Program crash
    PID:1448

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

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Downloads

memory/2476-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2476-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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