gcleaner | c770abd9fa7f04375a458c22042779316046e2e802821d16c122666965286235

General

Target

30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe
Size

344KB
MD5

30bb260d24c69dd20180eb51b2eefedf
SHA1

e0a35655e97b814fc2efb95b2bed1205224c630f
SHA256

c770abd9fa7f04375a458c22042779316046e2e802821d16c122666965286235
SHA512

d4bab593647b4083a940f135db2ade3c71a23e9cad3828f7c1026a080c6a2c4f7f337f9ba0ee0cb011d8de8019a4ad36418dbba73c157cd9d39b98fcb05b6dd7
SSDEEP

6144:2O4V+4jforJ8jU8qmfExySXqJL6XOOhxxdeTr/ekI:K+ISX6Ex7IL6bzxd6L

Score

10^/10

gcleaner onlylogger discovery loader

Malware Config

Extracted

Family

gcleaner

C2

gcl-page.biz

194.145.227.161

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner
OnlyLogger
A tiny loader that uses IPLogger to get its payload.
loader onlylogger

OnlyLogger payload 5 IoCs

resource	yara_rule
behavioral2/memory/1348-2-0x00000000001C0000-0x00000000001EF000-memory.dmp	family_onlylogger
behavioral2/memory/1348-3-0x0000000000400000-0x0000000000431000-memory.dmp	family_onlylogger
behavioral2/memory/1348-10-0x0000000000400000-0x0000000000463000-memory.dmp	family_onlylogger
behavioral2/memory/1348-11-0x00000000001C0000-0x00000000001EF000-memory.dmp	family_onlylogger
behavioral2/memory/1348-12-0x0000000000400000-0x0000000000431000-memory.dmp	family_onlylogger

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
21	iplogger.org
23	iplogger.org

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2904	1348	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
2352	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2352	taskkill.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1348 wrote to memory of 4272	1348	30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe	86
PID 1348 wrote to memory of 4272	1348	30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe	86
PID 1348 wrote to memory of 4272	1348	30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe	86
PID 1348 wrote to memory of 4060	1348	30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe	88
PID 1348 wrote to memory of 4060	1348	30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe	88
PID 1348 wrote to memory of 4060	1348	30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe	88
PID 1348 wrote to memory of 5024	1348	30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe	90
PID 1348 wrote to memory of 5024	1348	30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe	90
PID 1348 wrote to memory of 5024	1348	30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe	90
PID 1348 wrote to memory of 1180	1348	30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe	92
PID 1348 wrote to memory of 1180	1348	30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe	92
PID 1348 wrote to memory of 1180	1348	30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe	92
PID 1180 wrote to memory of 2352	1180	cmd.exe	96
PID 1180 wrote to memory of 2352	1180	cmd.exe	96
PID 1180 wrote to memory of 2352	1180	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1348
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{kWPO-nhJBs-3w1m-TCjfA}\31393729418.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4272
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{kWPO-nhJBs-3w1m-TCjfA}\29810291709.exe" /mix
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4060
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{kWPO-nhJBs-3w1m-TCjfA}\59727666462.exe" /mix
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5024
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe" & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1180
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "30bb260d24c69dd20180eb51b2eefedf_JaffaCakes118.exe" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2352
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1348 -s 1536
  2⤵
  - Program crash
  PID:2904

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 124 -p 1348 -ip 1348
1⤵
PID:468

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\{kWPO-nhJBs-3w1m-TCjfA}\31393729418.exe

Filesize
277B

MD5
6445250d234e789c0c2afe69f119e326

SHA1
03074f75c0ff50783d8c2e32d96e39b746540f66

SHA256
2e6cd9433e66a9ebde268bc6949d4660de441790bd39ffc9cb0f4caaeb44320f

SHA512
ecd094a4d026378f85435f8a2dc16c92c033aff92ba126d8bbb22d6b279b842d417f4df0f63199ea248d0ec64b9679acb5a1f835560d8e3c5b84be492cc0e68e

Download Submit
memory/1348-1-0x00000000005A0000-0x00000000006A0000-memory.dmp

Filesize
1024KB

Download
memory/1348-2-0x00000000001C0000-0x00000000001EF000-memory.dmp

Filesize
188KB

Download
memory/1348-3-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/1348-10-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/1348-11-0x00000000001C0000-0x00000000001EF000-memory.dmp

Filesize
188KB

Download
memory/1348-12-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download

Analysis

Sharing