9fbc1790000d9bbacf0741202751acd56ce986393adaeba6c6f8c8f61aa62fe0 | Triage

Analysis

max time kernel
32s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
11/07/2024, 16:53

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General

Target

$TEMP/4HKMbhZs.dll
Size

71KB
MD5

f6df0c1ed00d1c1a3a2976ba832765d6
SHA1

315b1a41b0e6328543e6cd31ab114fd144aecdbb
SHA256

b38ba468cb301b7cb3db3262ebdbfc045c485a0bb2947d59461cba198900f24e
SHA512

7850224f293943a0476e2d8ce3082f93881dbbc107d482ec655ea5f1b4f73b208361fe7422e2b99c7980bc6774ead4813e43eb3e1e0cd34868817a993cab5d75
SSDEEP

1536:G/zuOVTaPTGxn4zthmkKSQV51IpX+G2xyEdZB6NLg/8:qusYKn+/mktU1RH7R/8

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

resource	yara_rule
behavioral3/memory/1852-0-0x0000000000400000-0x0000000000423000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4824	1852	WerFault.exe	83

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1276 wrote to memory of 1852	1276	rundll32.exe	83
PID 1276 wrote to memory of 1852	1276	rundll32.exe	83
PID 1276 wrote to memory of 1852	1276	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\4HKMbhZs.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1276
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\4HKMbhZs.dll,#1
  2⤵
  PID:1852
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1852 -s 576
    3⤵
    - Program crash
    PID:4824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 1852 -ip 1852
1⤵
PID:4968

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1852-1-0x0000000000E00000-0x0000000000E02000-memory.dmp

Filesize
8KB

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memory/1852-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

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