gink | 203a95f9e41b46f5f90415b42fe6454d2b2dde9d153c67dcf3b23366d832afea

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-10-2024 19:35

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General

Target

203a95f9e41b46f5f90415b42fe6454d2b2dde9d153c67dcf3b23366d832afea.exe
Size

37KB
MD5

35497eb3d60daf083641285e9dd313af
SHA1

748072cd4406ca9f08018613943452df3541f5cb
SHA256

203a95f9e41b46f5f90415b42fe6454d2b2dde9d153c67dcf3b23366d832afea
SHA512

b540dae931b972f363fdb43b71b5012990d21a3cea1f3e8cc6fe19425a263f6f75c6518b520f316c56328cc73f4ab15b137ea6c559c6fb188d44e190bb721e8d
SSDEEP

768:VmJwuE3DsQ7C/NJc4j6VxIEYElT5bWxI8R:VmUDs+C/NJdjSLYEp5G

Score

10^/10

gink discovery persistence worm

Malware Config

Signatures

Gink
worm gink

Adds Run key to start application 2 TTPs 1 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\I-Worm.GiGu = "uGiG.eXe"	203a95f9e41b46f5f90415b42fe6454d2b2dde9d153c67dcf3b23366d832afea.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\GiGu.eXe	203a95f9e41b46f5f90415b42fe6454d2b2dde9d153c67dcf3b23366d832afea.exe
File opened for modification	C:\Windows\SysWOW64\GiGu.eXe	203a95f9e41b46f5f90415b42fe6454d2b2dde9d153c67dcf3b23366d832afea.exe
File created	C:\Windows\SysWOW64\GiGu.eml	203a95f9e41b46f5f90415b42fe6454d2b2dde9d153c67dcf3b23366d832afea.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\uGiG.eXe	203a95f9e41b46f5f90415b42fe6454d2b2dde9d153c67dcf3b23366d832afea.exe
File opened for modification	C:\Windows\uGiG.eXe	203a95f9e41b46f5f90415b42fe6454d2b2dde9d153c67dcf3b23366d832afea.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2760	2764	WerFault.exe	29

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	203a95f9e41b46f5f90415b42fe6454d2b2dde9d153c67dcf3b23366d832afea.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2764	203a95f9e41b46f5f90415b42fe6454d2b2dde9d153c67dcf3b23366d832afea.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2760	2764	203a95f9e41b46f5f90415b42fe6454d2b2dde9d153c67dcf3b23366d832afea.exe	30
PID 2764 wrote to memory of 2760	2764	203a95f9e41b46f5f90415b42fe6454d2b2dde9d153c67dcf3b23366d832afea.exe	30
PID 2764 wrote to memory of 2760	2764	203a95f9e41b46f5f90415b42fe6454d2b2dde9d153c67dcf3b23366d832afea.exe	30
PID 2764 wrote to memory of 2760	2764	203a95f9e41b46f5f90415b42fe6454d2b2dde9d153c67dcf3b23366d832afea.exe	30

C:\Users\Admin\AppData\Local\Temp\203a95f9e41b46f5f90415b42fe6454d2b2dde9d153c67dcf3b23366d832afea.exe
"C:\Users\Admin\AppData\Local\Temp\203a95f9e41b46f5f90415b42fe6454d2b2dde9d153c67dcf3b23366d832afea.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2764 -s 176
  2⤵
  - Program crash
  PID:2760

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2764-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2764-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2764-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download