gcleaner | aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a

Analysis

max time kernel
138s
max time network
140s
platform
windows11-21h2_x64
resource
win11-20240611-en
resource tags

arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system
submitted
25-06-2024 16:39

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General

Target

aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe
Size

392KB
MD5

f67c28684ee88052af7968dcf2b09b32
SHA1

b3ca98e8a5eb5fd5c826200ec5b6c50ee5f15881
SHA256

aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a
SHA512

86ff0539ea26e3a8d18815ecd974a9d3b8558bdae2d08fc6553f936036c52a3d22a1b0409fbca7b161305016fe68675e5185a5171aaa3a3e470e757c874684f2
SSDEEP

6144:7sLfTFKo6fMbSIxFKRhPOGDtjHHS1CP8fZN3:oLTt6fMYPRSAPmN

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

185.172.128.90

5.42.64.56

185.172.128.69

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner
Downloads MZ/PE file
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 11 IoCs

Processes:

WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exe

pid	pid_target	process	target process
1572	708	WerFault.exe	aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe
2744	708	WerFault.exe	aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe
3408	708	WerFault.exe	aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe
1656	708	WerFault.exe	aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe
4752	708	WerFault.exe	aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe
236	708	WerFault.exe	aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe
5100	708	WerFault.exe	aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe
1408	708	WerFault.exe	aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe
2368	708	WerFault.exe	aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe
4556	708	WerFault.exe	aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe
1304	708	WerFault.exe	aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2172 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2172 taskkill.exe

pid	process
2172	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2172	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.execmd.exe

description	pid	process	target process
PID 708 wrote to memory of 3436	708	aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe	cmd.exe
PID 708 wrote to memory of 3436	708	aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe	cmd.exe
PID 708 wrote to memory of 3436	708	aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe	cmd.exe
PID 3436 wrote to memory of 2172	3436	cmd.exe	taskkill.exe
PID 3436 wrote to memory of 2172	3436	cmd.exe	taskkill.exe
PID 3436 wrote to memory of 2172	3436	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe
"C:\Users\Admin\AppData\Local\Temp\aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:708

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 708 -s 480
2⤵
- Program crash
PID:1572

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 708 -s 796
2⤵
- Program crash
PID:2744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 708 -s 816
2⤵
- Program crash
PID:3408

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 708 -s 856
2⤵
- Program crash
PID:1656

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 708 -s 816
2⤵
- Program crash
PID:4752

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 708 -s 1000
2⤵
- Program crash
PID:236

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 708 -s 1084
2⤵
- Program crash
PID:5100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 708 -s 1248
2⤵
- Program crash
PID:1408

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 708 -s 1456
2⤵
- Program crash
PID:2368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 708 -s 1684
2⤵
- Program crash
PID:4556

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:3436

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "aea4ec8d33f833ecb9062718874457bf3fe2b0b1fe022fd708818dd5aaa99d8a.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 708 -s 532
2⤵
- Program crash
PID:1304

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 708 -ip 708
1⤵
PID:4780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 708 -ip 708
1⤵
PID:3092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 708 -ip 708
1⤵
PID:3840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 708 -ip 708
1⤵
PID:3232

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 708 -ip 708
1⤵
PID:2552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 708 -ip 708
1⤵
PID:4116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 708 -ip 708
1⤵
PID:2152

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 708 -ip 708
1⤵
PID:4768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 708 -ip 708
1⤵
PID:2620

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 708 -ip 708
1⤵
PID:1196

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 708 -ip 708
1⤵
PID:3940

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\L5RX1ZBN\advdlc[1].htm
Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/708-1-0x0000000002920000-0x0000000002A20000-memory.dmp

Filesize
1024KB

Download
memory/708-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/708-2-0x0000000004450000-0x000000000448C000-memory.dmp

Filesize
240KB

Download
memory/708-8-0x0000000010000000-0x000000001001C000-memory.dmp

Filesize
112KB

Download
memory/708-13-0x0000000000400000-0x000000000274F000-memory.dmp

Filesize
35.3MB

Download
memory/708-22-0x0000000002920000-0x0000000002A20000-memory.dmp

Filesize
1024KB

Download
memory/708-23-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/708-33-0x0000000000400000-0x000000000274F000-memory.dmp

Filesize
35.3MB

Download
memory/708-35-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/708-34-0x0000000000400000-0x000000000274F000-memory.dmp

Filesize
35.3MB

Download