5491a079a40dc883783edf809ba2a7df3f2068e4f659ade458c269a690da368e

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
05/04/2024, 21:35

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General

Target

5491a079a40dc883783edf809ba2a7df3f2068e4f659ade458c269a690da368e.dll
Size

330KB
MD5

e5fefd7cf8cc15eba4dd12edd8591730
SHA1

6dce22f23c94c801b2d332b8f0a6138a4bbfc405
SHA256

5491a079a40dc883783edf809ba2a7df3f2068e4f659ade458c269a690da368e
SHA512

bf4396314569f2d4c25f221dda46be648541fc7df3e16f07958fa0d4b4b74a6881dbfabef2bb1c7b734515313135dfe246c06fb97b53bf42de4301351d777f2d
SSDEEP

3072:PDVGX216h+jUJQVGUarevDxnfw5o5DVGX216h+u3izx:rVDtG1evEohVDP

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1784-0-0x0000000000160000-0x0000000000180000-memory.dmp	upx

Modifies registry class 11 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8BAA7594-70F6-4895-BA1C-778C33327E83}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\5491a079a40dc883783edf809ba2a7df3f2068e4f659ade458c269a690da368e.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8BAA7594-70F6-4895-BA1C-778C33327E83}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\5491a079a40dc883783edf809ba2a7df3f2068e4f659ade458c269a690da368e.ShellExecuteHook1007\ = "Maihook1007"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\5491a079a40dc883783edf809ba2a7df3f2068e4f659ade458c269a690da368e.ShellExecuteHook1007\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\5491a079a40dc883783edf809ba2a7df3f2068e4f659ade458c269a690da368e.ShellExecuteHook1007\Clsid\ = "{8BAA7594-70F6-4895-BA1C-778C33327E83}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8BAA7594-70F6-4895-BA1C-778C33327E83}\ProgID\ = "5491a079a40dc883783edf809ba2a7df3f2068e4f659ade458c269a690da368e.ShellExecuteHook1007"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8BAA7594-70F6-4895-BA1C-778C33327E83}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8BAA7594-70F6-4895-BA1C-778C33327E83}\ = "Maihook1007"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8BAA7594-70F6-4895-BA1C-778C33327E83}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\5491a079a40dc883783edf809ba2a7df3f2068e4f659ade458c269a690da368e.ShellExecuteHook1007	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8BAA7594-70F6-4895-BA1C-778C33327E83}\ProgID	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1288 wrote to memory of 1784	1288	regsvr32.exe	28
PID 1288 wrote to memory of 1784	1288	regsvr32.exe	28
PID 1288 wrote to memory of 1784	1288	regsvr32.exe	28
PID 1288 wrote to memory of 1784	1288	regsvr32.exe	28
PID 1288 wrote to memory of 1784	1288	regsvr32.exe	28
PID 1288 wrote to memory of 1784	1288	regsvr32.exe	28
PID 1288 wrote to memory of 1784	1288	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\5491a079a40dc883783edf809ba2a7df3f2068e4f659ade458c269a690da368e.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1288
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\5491a079a40dc883783edf809ba2a7df3f2068e4f659ade458c269a690da368e.dll
  2⤵
  - Modifies registry class
  PID:1784

Network

MITRE ATT&CK Matrix

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Downloads

memory/1784-0-0x0000000000160000-0x0000000000180000-memory.dmp

Filesize
128KB

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads