4e0266756509eba988150e790bcfaef72d2ef317f8939677a075b9c39ae612a3

Analysis

max time kernel
93s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21/12/2024, 22:10

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General

Target

4e0266756509eba988150e790bcfaef72d2ef317f8939677a075b9c39ae612a3N.dll
Size

76KB
MD5

abcbc0dfb1f83a0a2f5f2d606723cf00
SHA1

2ea4f4c728f854e5669c9b3e91de8ceb7025f1f0
SHA256

4e0266756509eba988150e790bcfaef72d2ef317f8939677a075b9c39ae612a3
SHA512

62d1c27f7d9ec71357dfe1f42b557996b2f577595563df0c050553a663ab33965a657aeac28b8ab522b4aeb1421cd4c9c6bdf9178b5cd0537a950b8bb2720989
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z7:c8y93KQjy7G55riF1cMo03d

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
behavioral2/memory/1936-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1936-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3044	1936	WerFault.exe	83

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	1936	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 1936	2380	rundll32.exe	83
PID 2380 wrote to memory of 1936	2380	rundll32.exe	83
PID 2380 wrote to memory of 1936	2380	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4e0266756509eba988150e790bcfaef72d2ef317f8939677a075b9c39ae612a3N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4e0266756509eba988150e790bcfaef72d2ef317f8939677a075b9c39ae612a3N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1936
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1936 -s 692
    3⤵
    - Program crash
    PID:3044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1936 -ip 1936
1⤵
PID:3728

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/1936-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/1936-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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