gcleaner | ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681

General

Target

ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe
Size

270KB
MD5

d6dbc50e09cbef9c6f44d97e438825c3
SHA1

a38a811d398fc5c83bd2793c9745b19ac140c424
SHA256

ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681
SHA512

063d626130211d1842c2e40febab5429e676291ba3e78ca7b6574237fb147ffe30be4d08f701ae5d2b25c6e8318413588e676ce6776a1879de2e50b30d61094b
SSDEEP

6144:m6jwR/M06HyBqtATzSC8Y6S0o7yYtIsnkDmXT+Y:m6j4/b6HyzILuyYvnr

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\International\Geo\Nation	ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe

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

System Information Discovery
T1082

Program crash 10 IoCs

Processes:

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

pid	pid_target	process	target process
4388	4196	WerFault.exe	ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe
2920	4196	WerFault.exe	ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe
4824	4196	WerFault.exe	ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe
2460	4196	WerFault.exe	ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe
2424	4196	WerFault.exe	ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe
920	4196	WerFault.exe	ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe
4180	4196	WerFault.exe	ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe
2640	4196	WerFault.exe	ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe
4208	4196	WerFault.exe	ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe
4368	4196	WerFault.exe	ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

4380 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 4380 taskkill.exe

pid	process
4380	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	4380	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.execmd.exe

description	pid	process	target process
PID 4196 wrote to memory of 4068	4196	ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe	cmd.exe
PID 4196 wrote to memory of 4068	4196	ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe	cmd.exe
PID 4196 wrote to memory of 4068	4196	ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe	cmd.exe
PID 4068 wrote to memory of 4380	4068	cmd.exe	taskkill.exe
PID 4068 wrote to memory of 4380	4068	cmd.exe	taskkill.exe
PID 4068 wrote to memory of 4380	4068	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe
"C:\Users\Admin\AppData\Local\Temp\ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4196

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4196 -s 460
2⤵
- Program crash
PID:4388

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4196 -s 480
2⤵
- Program crash
PID:2920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4196 -s 748
2⤵
- Program crash
PID:4824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4196 -s 788
2⤵
- Program crash
PID:2460

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4196 -s 808
2⤵
- Program crash
PID:2424

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4196 -s 816
2⤵
- Program crash
PID:920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4196 -s 912
2⤵
- Program crash
PID:4180

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4196 -s 988
2⤵
- Program crash
PID:2640

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4196 -s 1356
2⤵
- Program crash
PID:4208

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:4068

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "ea1e808bc3d4a1d7c5d124dc5738c45f0e18a68e32ad5061ed85d98cc6d36681.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4380

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4196 -s 1452
2⤵
- Program crash
PID:4368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4196 -ip 4196
1⤵
PID:1924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4196 -ip 4196
1⤵
PID:1688

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4196 -ip 4196
1⤵
PID:3436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4196 -ip 4196
1⤵
PID:5080

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4196 -ip 4196
1⤵
PID:4088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4196 -ip 4196
1⤵
PID:4024

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4196 -ip 4196
1⤵
PID:732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4196 -ip 4196
1⤵
PID:3068

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4196 -ip 4196
1⤵
PID:3628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4196 -ip 4196
1⤵
PID:4064

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4196-1-0x0000000002FA0000-0x00000000030A0000-memory.dmp

Filesize
1024KB

Download
memory/4196-2-0x0000000002F10000-0x0000000002F4C000-memory.dmp

Filesize
240KB

Download
memory/4196-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4196-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4196-6-0x0000000000400000-0x0000000002C9B000-memory.dmp

Filesize
40.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads