gcleaner | 98cd29a384050b687765a956f3a3577f8f2037df5b6b67b3f7bfee65a8ba8d4d

Analysis

max time kernel
240s
max time network
247s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
29/08/2024, 22:39

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General

Target

98cd29a384050b687765a956f3a3577f8f2037df5b6b67b3f7bfee65a8ba8d4d.exe
Size

299KB
MD5

e136c6fd78f844d7b29d64447ff29294
SHA1

ca6fd5a7eea3812da685a40d35cb96f26f57b661
SHA256

98cd29a384050b687765a956f3a3577f8f2037df5b6b67b3f7bfee65a8ba8d4d
SHA512

bc9e3e45d7e30e7310a89178ee7e0d6c02eba61013f992244b5cca739e04957a3009fba18cef7819bb8651d7afab5a8ccd49ce4cfa13baa25105487c997873a5
SSDEEP

3072:+0Uu4DcGCc9Lu+LF6bgt6bQSGsFEJMWZdvDZS0uer0MgE7GI2JsHI4aZp:+0Uu4DPrSOFSTFEm4TS0X0mYso4a

Score

10^/10

gcleaner discovery loader

Malware Config

Extracted

Family

gcleaner

80.66.75.114

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner

Deletes itself 1 IoCs

pid	Process
2700	cmd.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	98cd29a384050b687765a956f3a3577f8f2037df5b6b67b3f7bfee65a8ba8d4d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
2708	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2708	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 2700	2432	98cd29a384050b687765a956f3a3577f8f2037df5b6b67b3f7bfee65a8ba8d4d.exe	30
PID 2432 wrote to memory of 2700	2432	98cd29a384050b687765a956f3a3577f8f2037df5b6b67b3f7bfee65a8ba8d4d.exe	30
PID 2432 wrote to memory of 2700	2432	98cd29a384050b687765a956f3a3577f8f2037df5b6b67b3f7bfee65a8ba8d4d.exe	30
PID 2432 wrote to memory of 2700	2432	98cd29a384050b687765a956f3a3577f8f2037df5b6b67b3f7bfee65a8ba8d4d.exe	30
PID 2700 wrote to memory of 2708	2700	cmd.exe	32
PID 2700 wrote to memory of 2708	2700	cmd.exe	32
PID 2700 wrote to memory of 2708	2700	cmd.exe	32
PID 2700 wrote to memory of 2708	2700	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\98cd29a384050b687765a956f3a3577f8f2037df5b6b67b3f7bfee65a8ba8d4d.exe
"C:\Users\Admin\AppData\Local\Temp\98cd29a384050b687765a956f3a3577f8f2037df5b6b67b3f7bfee65a8ba8d4d.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2432
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "98cd29a384050b687765a956f3a3577f8f2037df5b6b67b3f7bfee65a8ba8d4d.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\98cd29a384050b687765a956f3a3577f8f2037df5b6b67b3f7bfee65a8ba8d4d.exe" & exit
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2700
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "98cd29a384050b687765a956f3a3577f8f2037df5b6b67b3f7bfee65a8ba8d4d.exe" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\VOGNAB2O\download[1].htm

Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/2432-2-0x0000000000220000-0x000000000024D000-memory.dmp

Filesize
180KB

Download
memory/2432-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2432-1-0x0000000000510000-0x0000000000610000-memory.dmp

Filesize
1024KB

Download
memory/2432-9-0x0000000000510000-0x0000000000610000-memory.dmp

Filesize
1024KB

Download
memory/2432-11-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2432-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2432-20-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2432-22-0x0000000000510000-0x0000000000610000-memory.dmp

Filesize
1024KB

Download
memory/2432-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download