gink | 5b322d38e272ae35d9c8ad64718aaf7be68050b7eb52ae96ba58d6db3b7bff39

Analysis

max time kernel
15s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16-12-2024 02:06

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General

Target

5b322d38e272ae35d9c8ad64718aaf7be68050b7eb52ae96ba58d6db3b7bff39N.exe
Size

37KB
MD5

7a1638a774dcb75c4b307fd628bbb490
SHA1

dbc438cd522c531001da2a1694c8eb338aaddac8
SHA256

5b322d38e272ae35d9c8ad64718aaf7be68050b7eb52ae96ba58d6db3b7bff39
SHA512

e2089b26eae633d69c3c16b8ba98990039661408068dba5eef7c982b66e10ed67cc5ec4accd3d42d7344efa4827e682f7e0e22a2febe8042983f80392cbee924
SSDEEP

384:YqAejExCYUuI+pKOiBg406/2J0PtohDIYcPTuSBRdWlyEwzpQ44d0JnI8Zgt:SejExC5XEu06NYINfBR/s44SdI8Zgt

Score

10^/10

gink discovery persistence worm

Malware Config

Signatures

Gink
worm gink
Gink family
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"	5b322d38e272ae35d9c8ad64718aaf7be68050b7eb52ae96ba58d6db3b7bff39N.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\GiGu.eXe	5b322d38e272ae35d9c8ad64718aaf7be68050b7eb52ae96ba58d6db3b7bff39N.exe
File created	C:\Windows\SysWOW64\GiGu.eml	5b322d38e272ae35d9c8ad64718aaf7be68050b7eb52ae96ba58d6db3b7bff39N.exe
File created	C:\Windows\SysWOW64\GiGu.eXe	5b322d38e272ae35d9c8ad64718aaf7be68050b7eb52ae96ba58d6db3b7bff39N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\uGiG.eXe	5b322d38e272ae35d9c8ad64718aaf7be68050b7eb52ae96ba58d6db3b7bff39N.exe
File opened for modification	C:\Windows\uGiG.eXe	5b322d38e272ae35d9c8ad64718aaf7be68050b7eb52ae96ba58d6db3b7bff39N.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2528	3044	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	5b322d38e272ae35d9c8ad64718aaf7be68050b7eb52ae96ba58d6db3b7bff39N.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3044	5b322d38e272ae35d9c8ad64718aaf7be68050b7eb52ae96ba58d6db3b7bff39N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 2528	3044	5b322d38e272ae35d9c8ad64718aaf7be68050b7eb52ae96ba58d6db3b7bff39N.exe	30
PID 3044 wrote to memory of 2528	3044	5b322d38e272ae35d9c8ad64718aaf7be68050b7eb52ae96ba58d6db3b7bff39N.exe	30
PID 3044 wrote to memory of 2528	3044	5b322d38e272ae35d9c8ad64718aaf7be68050b7eb52ae96ba58d6db3b7bff39N.exe	30
PID 3044 wrote to memory of 2528	3044	5b322d38e272ae35d9c8ad64718aaf7be68050b7eb52ae96ba58d6db3b7bff39N.exe	30

C:\Users\Admin\AppData\Local\Temp\5b322d38e272ae35d9c8ad64718aaf7be68050b7eb52ae96ba58d6db3b7bff39N.exe
"C:\Users\Admin\AppData\Local\Temp\5b322d38e272ae35d9c8ad64718aaf7be68050b7eb52ae96ba58d6db3b7bff39N.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:3044
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3044 -s 176
  2⤵
  - Program crash
  PID:2528

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/3044-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3044-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3044-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download