20a35a2b7fa91ebcfbcb23dc7a028988261a42a601cd1b138df20007194c5888

Analysis

max time kernel
149s
max time network
144s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
25/12/2023, 18:21

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

3420f894030be66c175b7529df281b45.exe
Size

100KB
MD5

3420f894030be66c175b7529df281b45
SHA1

a1e0af396b4ac93c638fe71d8f8114b6f2aa7ac0
SHA256

20a35a2b7fa91ebcfbcb23dc7a028988261a42a601cd1b138df20007194c5888
SHA512

f18da0cc015d07b10a547224fc33df1d846d845c29da9d572461df6172b110e8478ed0668ff9882e4d6c24b6772b67f7122b8b266902926d688b55f0907f0b1a
SSDEEP

1536:s1W1cX220mQ0xJKIRGWcOUP7vXArnY1ZqAefzyespVNIjnZr:KlQnNAfzyeOVCnJ

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	3420f894030be66c175b7529df281b45.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	giovub.exe

Executes dropped EXE 1 IoCs

pid	Process
3052	giovub.exe

Loads dropped DLL 2 IoCs

pid	Process
2548	3420f894030be66c175b7529df281b45.exe
2548	3420f894030be66c175b7529df281b45.exe

Adds Run key to start application 2 TTPs 52 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /o"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /D"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /N"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /q"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /n"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /K"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /E"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /W"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /e"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /U"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /G"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /a"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /R"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /g"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /l"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /m"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /c"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /I"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /P"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /f"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /h"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /t"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /k"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /w"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /V"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /F"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /L"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /y"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /B"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /M"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /H"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /J"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /r"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /S"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /u"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /Q"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /Y"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /X"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /v"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /j"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /T"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /b"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /x"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /O"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /p"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /C"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /i"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /A"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /Z"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /C"	3420f894030be66c175b7529df281b45.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /d"	giovub.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\giovub = "C:\\Users\\Admin\\giovub.exe /z"	giovub.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2548	3420f894030be66c175b7529df281b45.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe
3052	giovub.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2548	3420f894030be66c175b7529df281b45.exe
3052	giovub.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 3052	2548	3420f894030be66c175b7529df281b45.exe	28
PID 2548 wrote to memory of 3052	2548	3420f894030be66c175b7529df281b45.exe	28
PID 2548 wrote to memory of 3052	2548	3420f894030be66c175b7529df281b45.exe	28
PID 2548 wrote to memory of 3052	2548	3420f894030be66c175b7529df281b45.exe	28

C:\Users\Admin\AppData\Local\Temp\3420f894030be66c175b7529df281b45.exe
"C:\Users\Admin\AppData\Local\Temp\3420f894030be66c175b7529df281b45.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2548
- C:\Users\Admin\giovub.exe
  "C:\Users\Admin\giovub.exe"
  2⤵
  - Modifies visiblity of hidden/system files in Explorer
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:3052

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

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\giovub.exe

Filesize
100KB

MD5
35d920a979dffc59ba6c4b3e51bdee98

SHA1
4cc92b3089ed82088bbb403bc7bb3f96da1fe09d

SHA256
1f5ce970935f27d4c9161546093677ac624b34a0d6bcc93238f43301ad9321bf

SHA512
c75f493a5ae318e5d882b9db682fa822221f2b793211d04c1e356fa9590d4db76063521e04c7229147ddd53e9a5bd77dc849ee906e4839154d7d1c83e9977529

Download Submit
memory/2548-0-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2548-9-0x0000000003210000-0x0000000003232000-memory.dmp

Filesize
136KB

Download
memory/2548-14-0x0000000003210000-0x0000000003232000-memory.dmp

Filesize
136KB

Download
memory/2548-19-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2548-20-0x0000000003210000-0x0000000003232000-memory.dmp

Filesize
136KB

Download
memory/3052-21-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download