bff4f0d2bbc300897e337678afc5bc992e34e400b11dcb8529066e0a000a1919

Analysis

max time kernel
151s
max time network
45s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
15/10/2023, 19:42

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General

Target

aa56ab41ce654f992662484f13a7fc80_exe32.exe
Size

19KB
MD5

aa56ab41ce654f992662484f13a7fc80
SHA1

b2f068033bee68608773dbf41a7a24a9e1773877
SHA256

bff4f0d2bbc300897e337678afc5bc992e34e400b11dcb8529066e0a000a1919
SHA512

c8e18d98ea352cbed2bc2b3bb61a829166cb25628eea02973625053353a072f379a061f26c6b16ab83fa6531a0829931396bdca1ff4c84788f30d6a459c254e2
SSDEEP

384:y6l3OmWqRRsHESTnJEkZAnoAO218NHdyTsvMfU:yK3wESTWOO8NHdRvyU

Score

8^/10

persistence upx

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	aa56ab41ce654f992662484f13a7fc80_exe32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\Microsoft Web = "C:\\Users\\Admin\\AppData\\Roaming\\win32web.exe"	aa56ab41ce654f992662484f13a7fc80_exe32.exe
Key created	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run	aa56ab41ce654f992662484f13a7fc80_exe32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\Microsoft Web = "C:\\Users\\Admin\\AppData\\Roaming\\win32web.exe"	aa56ab41ce654f992662484f13a7fc80_exe32.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1168-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x0009000000012020-7.dat	upx
behavioral1/memory/1168-39-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Web = "C:\\Users\\Admin\\AppData\\Roaming\\win32web.exe"	aa56ab41ce654f992662484f13a7fc80_exe32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft Web = "C:\\Users\\Admin\\AppData\\Roaming\\win32web.exe"	aa56ab41ce654f992662484f13a7fc80_exe32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1168	aa56ab41ce654f992662484f13a7fc80_exe32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1168	aa56ab41ce654f992662484f13a7fc80_exe32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1168	aa56ab41ce654f992662484f13a7fc80_exe32.exe

C:\Users\Admin\AppData\Local\Temp\aa56ab41ce654f992662484f13a7fc80_exe32.exe
"C:\Users\Admin\AppData\Local\Temp\aa56ab41ce654f992662484f13a7fc80_exe32.exe"
1⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
PID:1168

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\win32web.exe

Filesize
19KB

MD5
e8d645a287d5fd7abc05701b0ce35c83

SHA1
ba53dd42afc884bbec94c303428a4b1022abaae2

SHA256
223c1d38014eb92db065d5fb57f0dfdbf8c1300c81fbc209b059b5d1585d6c61

SHA512
5670ce12292c0cad3ffbbed2679c87b263e23c488e5082e0aa1f04cb72fb6aa7e7eab1a20d841f9dcec26ee8def5226fe1bc6f560acc23b803b61ee2841b9855

Download Submit
memory/1168-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1168-39-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads