gcleaner | 76273b76bedb971c2f72d425ef3bd1e5e1f310515541ba244865809fb284a5dd

General

Target

4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe
Size

368KB
MD5

4caaa6c1869be807f91234dfd870f5a0
SHA1

a98ccba941c19ae343a7fdbd5e9b195704b08254
SHA256

76273b76bedb971c2f72d425ef3bd1e5e1f310515541ba244865809fb284a5dd
SHA512

90029be2af0f42acd0c8e94bf223c30c78df5faca4db7c18c423f85e2f86d50b10ab1302920dd283b2181d46d93f9c401a3c9e9f646b1b61e0800b68a1376437
SSDEEP

6144:8chnQy0QxstRopSFO716QdkBK9nqbdnW2rIOu4TT:Dhn+QxPD78qkBfV//

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:

4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Control Panel\International\Geo\Nation	4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.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
4332	1572	WerFault.exe	4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe
3756	1572	WerFault.exe	4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe
2068	1572	WerFault.exe	4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe
1672	1572	WerFault.exe	4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe
1552	1572	WerFault.exe	4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe
3744	1572	WerFault.exe	4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe
888	1572	WerFault.exe	4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe
3332	1572	WerFault.exe	4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe
3304	1572	WerFault.exe	4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe
4996	1572	WerFault.exe	4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe
3440	1572	WerFault.exe	4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

1272 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 1272 taskkill.exe

pid	process
1272	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	1272	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.execmd.exe

description	pid	process	target process
PID 1572 wrote to memory of 3720	1572	4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe	cmd.exe
PID 1572 wrote to memory of 3720	1572	4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe	cmd.exe
PID 1572 wrote to memory of 3720	1572	4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe	cmd.exe
PID 3720 wrote to memory of 1272	3720	cmd.exe	taskkill.exe
PID 3720 wrote to memory of 1272	3720	cmd.exe	taskkill.exe
PID 3720 wrote to memory of 1272	3720	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1572

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 452
2⤵
- Program crash
PID:4332

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 500
2⤵
- Program crash
PID:3756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 748
2⤵
- Program crash
PID:2068

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 768
2⤵
- Program crash
PID:1672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 808
2⤵
- Program crash
PID:1552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 856
2⤵
- Program crash
PID:3744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 912
2⤵
- Program crash
PID:888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 1004
2⤵
- Program crash
PID:3332

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 1032
2⤵
- Program crash
PID:3304

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 1640
2⤵
- Program crash
PID:4996

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:3720

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "4caaa6c1869be807f91234dfd870f5a0_NeikiAnalytics.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1272

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 1680
2⤵
- Program crash
PID:3440

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1572 -ip 1572
1⤵
PID:2420

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1572 -ip 1572
1⤵
PID:2360

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1572 -ip 1572
1⤵
PID:2268

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1572 -ip 1572
1⤵
PID:3420

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1572 -ip 1572
1⤵
PID:3624

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1572 -ip 1572
1⤵
PID:3124

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1572 -ip 1572
1⤵
PID:2928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 1572 -ip 1572
1⤵
PID:3636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1572 -ip 1572
1⤵
PID:2456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 1572 -ip 1572
1⤵
PID:4764

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1572 -ip 1572
1⤵
PID:4968

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

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\E9YVC3IR\advdlc[1].htm
Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/1572-1-0x00000000006A0000-0x00000000007A0000-memory.dmp

Filesize
1024KB

Download
memory/1572-2-0x00000000005D0000-0x000000000060C000-memory.dmp

Filesize
240KB

Download
memory/1572-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1572-8-0x0000000010000000-0x000000001001C000-memory.dmp

Filesize
112KB

Download
memory/1572-14-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/1572-21-0x00000000006A0000-0x00000000007A0000-memory.dmp

Filesize
1024KB

Download
memory/1572-22-0x00000000005D0000-0x000000000060C000-memory.dmp

Filesize
240KB

Download
memory/1572-24-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1572-35-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/1572-36-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads