gcleaner | d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669

General

Target

d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe
Size

283KB
MD5

5b5ab97aee6adbebf8723ba2c8db59f5
SHA1

51d29bbf1aad66cfaba05e54c632cdc7f1e4c69c
SHA256

d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669
SHA512

52d756e62a8de9d312398e6fa2a7477b0097d3e5a5a976501ac6b828ed599ca2268d119df42b36469e4b8ae6ebadd039041339209fd288d9fd804044b8346f4c
SSDEEP

6144:A04BumjwNK22qDyOMsi5qL3/hRsUtPHWu2XaGtZT3Y:A04BumjauqGr8L7sUQrN

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

C2

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
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
1980	1260	WerFault.exe	d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe
2404	1260	WerFault.exe	d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe
1700	1260	WerFault.exe	d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe
2780	1260	WerFault.exe	d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe
4000	1260	WerFault.exe	d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe
4036	1260	WerFault.exe	d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe
3412	1260	WerFault.exe	d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe
4392	1260	WerFault.exe	d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe
4084	1260	WerFault.exe	d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe
3064	1260	WerFault.exe	d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe
4444	1260	WerFault.exe	d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

4840 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 4840 taskkill.exe

pid	process
4840	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	4840	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.execmd.exe

description	pid	process	target process
PID 1260 wrote to memory of 4584	1260	d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe	cmd.exe
PID 1260 wrote to memory of 4584	1260	d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe	cmd.exe
PID 1260 wrote to memory of 4584	1260	d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe	cmd.exe
PID 4584 wrote to memory of 4840	4584	cmd.exe	taskkill.exe
PID 4584 wrote to memory of 4840	4584	cmd.exe	taskkill.exe
PID 4584 wrote to memory of 4840	4584	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe
"C:\Users\Admin\AppData\Local\Temp\d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 476
2⤵
- Program crash
PID:1980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 488
2⤵
- Program crash
PID:2404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 780
2⤵
- Program crash
PID:1700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 824
2⤵
- Program crash
PID:2780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 860
2⤵
- Program crash
PID:4000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 900
2⤵
- Program crash
PID:4036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 984
2⤵
- Program crash
PID:3412

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 1088
2⤵
- Program crash
PID:4392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 1072
2⤵
- Program crash
PID:4084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 1460
2⤵
- Program crash
PID:3064

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:4584

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 1452
2⤵
- Program crash
PID:4444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1260 -ip 1260
1⤵
PID:4740

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1260 -ip 1260
1⤵
PID:5068

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1260 -ip 1260
1⤵
PID:1592

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1260 -ip 1260
1⤵
PID:2432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1260 -ip 1260
1⤵
PID:5040

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 1260 -ip 1260
1⤵
PID:4228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1260 -ip 1260
1⤵
PID:2084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 1260 -ip 1260
1⤵
PID:1348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 1260 -ip 1260
1⤵
PID:4912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 1260 -ip 1260
1⤵
PID:4864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 1260 -ip 1260
1⤵
PID:428

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1260-1-0x0000000000770000-0x0000000000870000-memory.dmp

Filesize
1024KB

Download
memory/1260-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1260-2-0x0000000000720000-0x000000000075C000-memory.dmp

Filesize
240KB

Download
memory/1260-6-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/1260-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download

Analysis

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