e423ffc5cdd00bdece7ac410ddf135d08fd5f784edd41579dc94db506473d9b3

Analysis

max time kernel
93s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2024 09:02

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General

Target

e423ffc5cdd00bdece7ac410ddf135d08fd5f784edd41579dc94db506473d9b3N.dll
Size

203KB
MD5

22fd4c20c9abcc1298ea8472c1364190
SHA1

4e6ee4e24ff97a80a2b72434ccba96383e89fea0
SHA256

e423ffc5cdd00bdece7ac410ddf135d08fd5f784edd41579dc94db506473d9b3
SHA512

2672dbca21f33b7da18f648a9cccd8fe9777252008481703b3051e8872ef86ef91c31de3b501bc1714ad8f5f57a85da52c01e8cec19998a2f2937bd9305481d4
SSDEEP

3072:hJ8IMILmCa3yx6oFEdgVXnFYf7C9Ugfxm3Nep9viM2xa8Gu4:0kmCaiEoFEd+FYOtxmdeviM2xag4

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/4124-0-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral2/memory/4124-1-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2036	4124	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	4124	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2816 wrote to memory of 4124	2816	rundll32.exe	83
PID 2816 wrote to memory of 4124	2816	rundll32.exe	83
PID 2816 wrote to memory of 4124	2816	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e423ffc5cdd00bdece7ac410ddf135d08fd5f784edd41579dc94db506473d9b3N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2816
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e423ffc5cdd00bdece7ac410ddf135d08fd5f784edd41579dc94db506473d9b3N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4124
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4124 -s 712
    3⤵
    - Program crash
    PID:2036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 4124 -ip 4124
1⤵
PID:2112

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/4124-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

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memory/4124-1-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download