gcleaner | 3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743

General

Target

3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe
Size

369KB
MD5

ed509c4893a3ad5607d043113a9006e9
SHA1

eb7b8e9c58eecb331dc6c4bf60528f7b861fa219
SHA256

3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743
SHA512

d9dee655f0b9de69c6add3332136bd8803d3329fca04c7dc15e7156ceb15f11171591bd4e3c253dcbb07dfb659f162c4f3d7133f850655c9658379cb1bfc45fa
SSDEEP

6144:oZeJE+fnF9nqZ2NW0+t94siAoU5lePGZBuAXz7LTlcM:oZeDfnF9qZ2NpGVidUO6nXVcM

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
Downloads MZ/PE file

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:

3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe

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
748	4580	WerFault.exe	3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe
3368	4580	WerFault.exe	3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe
3148	4580	WerFault.exe	3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe
1284	4580	WerFault.exe	3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe
2680	4580	WerFault.exe	3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe
4348	4580	WerFault.exe	3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe
4732	4580	WerFault.exe	3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe
4212	4580	WerFault.exe	3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe
1240	4580	WerFault.exe	3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe
2176	4580	WerFault.exe	3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe
4432	4580	WerFault.exe	3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

4464 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 4464 taskkill.exe

pid	process
4464	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	4464	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.execmd.exe

description	pid	process	target process
PID 4580 wrote to memory of 4740	4580	3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe	cmd.exe
PID 4580 wrote to memory of 4740	4580	3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe	cmd.exe
PID 4580 wrote to memory of 4740	4580	3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe	cmd.exe
PID 4740 wrote to memory of 4464	4740	cmd.exe	taskkill.exe
PID 4740 wrote to memory of 4464	4740	cmd.exe	taskkill.exe
PID 4740 wrote to memory of 4464	4740	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe
"C:\Users\Admin\AppData\Local\Temp\3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4580

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 452
2⤵
- Program crash
PID:748

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 500
2⤵
- Program crash
PID:3368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 748
2⤵
- Program crash
PID:3148

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 792
2⤵
- Program crash
PID:1284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 812
2⤵
- Program crash
PID:2680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 820
2⤵
- Program crash
PID:4348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 912
2⤵
- Program crash
PID:4732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 916
2⤵
- Program crash
PID:4212

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 1032
2⤵
- Program crash
PID:1240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 1616
2⤵
- Program crash
PID:2176

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:4740

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "3eef1d0d547de1d8edc9fb20663eb34805778d87eda3c14a56256528f6d5f743.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 1596
2⤵
- Program crash
PID:4432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4580 -ip 4580
1⤵
PID:4340

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 4580 -ip 4580
1⤵
PID:4360

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4580 -ip 4580
1⤵
PID:4544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4580 -ip 4580
1⤵
PID:3744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4580 -ip 4580
1⤵
PID:2984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 4580 -ip 4580
1⤵
PID:1704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 584 -p 4580 -ip 4580
1⤵
PID:4872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4580 -ip 4580
1⤵
PID:4276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4580 -ip 4580
1⤵
PID:5016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4580 -ip 4580
1⤵
PID:3220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4580 -ip 4580
1⤵
PID:4832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\CMPDKH9Q\advdlc[1].htm

Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/4580-1-0x0000000002D40000-0x0000000002E40000-memory.dmp

Filesize
1024KB

Download
memory/4580-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4580-2-0x00000000048C0000-0x00000000048FC000-memory.dmp

Filesize
240KB

Download
memory/4580-8-0x0000000010000000-0x000000001001C000-memory.dmp

Filesize
112KB

Download
memory/4580-14-0x0000000000400000-0x0000000002CBA000-memory.dmp

Filesize
40.7MB

Download
memory/4580-18-0x0000000002D40000-0x0000000002E40000-memory.dmp

Filesize
1024KB

Download
memory/4580-20-0x00000000048C0000-0x00000000048FC000-memory.dmp

Filesize
240KB

Download
memory/4580-24-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4580-34-0x0000000000400000-0x0000000002CBA000-memory.dmp

Filesize
40.7MB

Download
memory/4580-36-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads