gcleaner | daea32c4e86421247045c51958e42225d0e335af5b2d18f28ab709f14076fa40

General

Target

0d0d6d2d6edb381091bc23ad11694d46_JaffaCakes118.exe
Size

361KB
MD5

0d0d6d2d6edb381091bc23ad11694d46
SHA1

6c1cbbe7b0a36b63639a4f89281889bad8fb117e
SHA256

daea32c4e86421247045c51958e42225d0e335af5b2d18f28ab709f14076fa40
SHA512

02825af03546580e016f4c1e34c8de198e4040a1f072171007caa91b1e306652b60556502956df38740f7b700bdb736c886156783e2e456508c3201e117fff32
SSDEEP

6144:ovfaRGQv+gswXbBXWMqyLV/piuy2MNxONPRFJBKPLaqEWRaiW6XEozuUU:oHwPpswXlXaI/pNy2XJpIPLapWIiWYN

Score

10^/10

gcleaner onlylogger 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 6 IoCs

resource	yara_rule
behavioral2/memory/1420-2-0x0000000000960000-0x00000000009A8000-memory.dmp	family_onlylogger
behavioral2/memory/1420-3-0x0000000000400000-0x000000000044B000-memory.dmp	family_onlylogger
behavioral2/memory/1420-4-0x0000000000400000-0x000000000088A000-memory.dmp	family_onlylogger
behavioral2/memory/1420-6-0x0000000000400000-0x000000000088A000-memory.dmp	family_onlylogger
behavioral2/memory/1420-8-0x0000000000400000-0x000000000044B000-memory.dmp	family_onlylogger
behavioral2/memory/1420-7-0x0000000000960000-0x00000000009A8000-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-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	0d0d6d2d6edb381091bc23ad11694d46_JaffaCakes118.exe

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

System Information Discovery
T1082

Program crash 7 IoCs

pid	pid_target	Process	procid_target
4724	1420	WerFault.exe	90
1584	1420	WerFault.exe	90
4672	1420	WerFault.exe	90
2100	1420	WerFault.exe	90
3768	1420	WerFault.exe	90
3664	1420	WerFault.exe	90
1624	1420	WerFault.exe	90

Kills process with taskkill 1 IoCs

evasion

pid	Process
5060	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5060	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1420 wrote to memory of 776	1420	0d0d6d2d6edb381091bc23ad11694d46_JaffaCakes118.exe	108
PID 1420 wrote to memory of 776	1420	0d0d6d2d6edb381091bc23ad11694d46_JaffaCakes118.exe	108
PID 1420 wrote to memory of 776	1420	0d0d6d2d6edb381091bc23ad11694d46_JaffaCakes118.exe	108
PID 776 wrote to memory of 5060	776	cmd.exe	112
PID 776 wrote to memory of 5060	776	cmd.exe	112
PID 776 wrote to memory of 5060	776	cmd.exe	112

C:\Users\Admin\AppData\Local\Temp\0d0d6d2d6edb381091bc23ad11694d46_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0d0d6d2d6edb381091bc23ad11694d46_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1420
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1420 -s 740
  2⤵
  - Program crash
  PID:4724
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1420 -s 788
  2⤵
  - Program crash
  PID:1584
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1420 -s 928
  2⤵
  - Program crash
  PID:4672
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1420 -s 936
  2⤵
  - Program crash
  PID:2100
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1420 -s 804
  2⤵
  - Program crash
  PID:3768
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1420 -s 984
  2⤵
  - Program crash
  PID:3664
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "0d0d6d2d6edb381091bc23ad11694d46_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\0d0d6d2d6edb381091bc23ad11694d46_JaffaCakes118.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:776
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "0d0d6d2d6edb381091bc23ad11694d46_JaffaCakes118.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:5060
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1420 -s 1064
  2⤵
  - Program crash
  PID:1624

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1420 -ip 1420
1⤵
PID:1720

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1420 -ip 1420
1⤵
PID:2228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1420 -ip 1420
1⤵
PID:5016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1420 -ip 1420
1⤵
PID:3540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1420 -ip 1420
1⤵
PID:3940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1420 -ip 1420
1⤵
PID:2484

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1420 -ip 1420
1⤵
PID:3484

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4136 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8
1⤵
PID:2012

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

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Downloads

memory/1420-1-0x0000000000B40000-0x0000000000C40000-memory.dmp

Filesize
1024KB

Download
memory/1420-2-0x0000000000960000-0x00000000009A8000-memory.dmp

Filesize
288KB

Download
memory/1420-3-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1420-4-0x0000000000400000-0x000000000088A000-memory.dmp

Filesize
4.5MB

Download
memory/1420-6-0x0000000000400000-0x000000000088A000-memory.dmp

Filesize
4.5MB

Download
memory/1420-8-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1420-7-0x0000000000960000-0x00000000009A8000-memory.dmp

Filesize
288KB

Download

Analysis

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