gcleaner | fcfe0e26e945ba5fbde5d01cad9bcb66b2c9623bc8cdc627e9c886e32fde6134

Analysis

max time kernel
139s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19/10/2024, 05:25

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General

Target

5b0a7253de15bf159141d624fea88528_JaffaCakes118.exe
Size

379KB
MD5

5b0a7253de15bf159141d624fea88528
SHA1

e9f9c12864ed0c7360bbe94760e5d1172e66d17d
SHA256

fcfe0e26e945ba5fbde5d01cad9bcb66b2c9623bc8cdc627e9c886e32fde6134
SHA512

677cd314a3c0b3b9e404d73b249ca4f507c5a55c4d005581f3662680757fe7aee723e13d74bcaac07f6a8dd02b91a0226100880732a9ab38a71395f693c4653f
SSDEEP

6144:EMoDVV7WRRKZ/tDTuHHV2Y/IGwNLcW6g/AE/rPz9+X:gr7W3KDDTyV2yInJPz

Score

10^/10

gcleaner onlylogger discovery loader

Malware Config

Extracted

Family

gcleaner

gc-prtnrs.top

gcc-prtnrs.top

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/788-2-0x0000000004FA0000-0x0000000004FCE000-memory.dmp	family_onlylogger
behavioral2/memory/788-3-0x0000000000400000-0x0000000000431000-memory.dmp	family_onlylogger
behavioral2/memory/788-12-0x0000000000400000-0x0000000000431000-memory.dmp	family_onlylogger
behavioral2/memory/788-11-0x0000000004FA0000-0x0000000004FCE000-memory.dmp	family_onlylogger
behavioral2/memory/788-10-0x0000000000400000-0x000000000325A000-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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	5b0a7253de15bf159141d624fea88528_JaffaCakes118.exe

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

Web Service

T1102

flow	ioc
30	iplogger.org
32	iplogger.org

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

System Information Discovery
T1082

Program crash 10 IoCs

pid	pid_target	Process	procid_target
4428	788	WerFault.exe	83
4644	788	WerFault.exe	83
4680	788	WerFault.exe	83
4440	788	WerFault.exe	83
1608	788	WerFault.exe	83
2648	788	WerFault.exe	83
3736	788	WerFault.exe	83
4248	788	WerFault.exe	83
4324	788	WerFault.exe	83
4060	788	WerFault.exe	83

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	5b0a7253de15bf159141d624fea88528_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
3636	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3636	taskkill.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 788 wrote to memory of 2816	788	5b0a7253de15bf159141d624fea88528_JaffaCakes118.exe	110
PID 788 wrote to memory of 2816	788	5b0a7253de15bf159141d624fea88528_JaffaCakes118.exe	110
PID 788 wrote to memory of 2816	788	5b0a7253de15bf159141d624fea88528_JaffaCakes118.exe	110
PID 788 wrote to memory of 4220	788	5b0a7253de15bf159141d624fea88528_JaffaCakes118.exe	112
PID 788 wrote to memory of 4220	788	5b0a7253de15bf159141d624fea88528_JaffaCakes118.exe	112
PID 788 wrote to memory of 4220	788	5b0a7253de15bf159141d624fea88528_JaffaCakes118.exe	112
PID 788 wrote to memory of 4420	788	5b0a7253de15bf159141d624fea88528_JaffaCakes118.exe	114
PID 788 wrote to memory of 4420	788	5b0a7253de15bf159141d624fea88528_JaffaCakes118.exe	114
PID 788 wrote to memory of 4420	788	5b0a7253de15bf159141d624fea88528_JaffaCakes118.exe	114
PID 788 wrote to memory of 3648	788	5b0a7253de15bf159141d624fea88528_JaffaCakes118.exe	118
PID 788 wrote to memory of 3648	788	5b0a7253de15bf159141d624fea88528_JaffaCakes118.exe	118
PID 788 wrote to memory of 3648	788	5b0a7253de15bf159141d624fea88528_JaffaCakes118.exe	118
PID 3648 wrote to memory of 3636	3648	cmd.exe	122
PID 3648 wrote to memory of 3636	3648	cmd.exe	122
PID 3648 wrote to memory of 3636	3648	cmd.exe	122

C:\Users\Admin\AppData\Local\Temp\5b0a7253de15bf159141d624fea88528_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5b0a7253de15bf159141d624fea88528_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:788
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 788 -s 624
  2⤵
  - Program crash
  PID:4428
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 788 -s 640
  2⤵
  - Program crash
  PID:4644
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 788 -s 748
  2⤵
  - Program crash
  PID:4680
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 788 -s 764
  2⤵
  - Program crash
  PID:4440
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 788 -s 736
  2⤵
  - Program crash
  PID:1608
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 788 -s 1092
  2⤵
  - Program crash
  PID:2648
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 788 -s 1136
  2⤵
  - Program crash
  PID:3736
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 788 -s 1552
  2⤵
  - Program crash
  PID:4248
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{bU9l-QnOgu-0KWR-cPsat}\51647310515.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2816
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{bU9l-QnOgu-0KWR-cPsat}\94506954688.exe" /mix
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4220
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{bU9l-QnOgu-0KWR-cPsat}\72644625794.exe" /mix
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4420
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 788 -s 1924
  2⤵
  - Program crash
  PID:4324
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "5b0a7253de15bf159141d624fea88528_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\5b0a7253de15bf159141d624fea88528_JaffaCakes118.exe" & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3648
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "5b0a7253de15bf159141d624fea88528_JaffaCakes118.exe" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:3636
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 788 -s 1932
  2⤵
  - Program crash
  PID:4060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 788 -ip 788
1⤵
PID:4704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 788 -ip 788
1⤵
PID:692

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 788 -ip 788
1⤵
PID:5012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 788 -ip 788
1⤵
PID:5028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 788 -ip 788
1⤵
PID:4836

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 788 -ip 788
1⤵
PID:4196

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 788 -ip 788
1⤵
PID:1824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 788 -ip 788
1⤵
PID:2564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 788 -ip 788
1⤵
PID:4624

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 788 -ip 788
1⤵
PID:3988

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\{bU9l-QnOgu-0KWR-cPsat}\51647310515.exe

Filesize
162B

MD5
1b7c22a214949975556626d7217e9a39

SHA1
d01c97e2944166ed23e47e4a62ff471ab8fa031f

SHA256
340c8464c2007ce3f80682e15dfafa4180b641d53c14201b929906b7b0284d87

SHA512
ba64847cf1d4157d50abe4f4a1e5c1996fe387c5808e2f758c7fb3213bfefe1f3712d343f0c30a16819749840954654a70611d2250fd0f7b032429db7afd2cc5

Download Submit
memory/788-1-0x00000000032C0000-0x00000000033C0000-memory.dmp

Filesize
1024KB

Download
memory/788-2-0x0000000004FA0000-0x0000000004FCE000-memory.dmp

Filesize
184KB

Download
memory/788-3-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/788-12-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/788-11-0x0000000004FA0000-0x0000000004FCE000-memory.dmp

Filesize
184KB

Download
memory/788-10-0x0000000000400000-0x000000000325A000-memory.dmp

Filesize
46.4MB

Download