gcleaner | 6ce1075c1eca41e5a2c2a86ef580496414f423529d6db4d4a4b25ecff9f767d1

Analysis

max time kernel
93s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-11-2024 10:47

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General

Target

Mr4X5srRQR20TfuVZShfsrAN.exe
Size

321KB
MD5

94c78c311f499024a9f97cfdbb073623
SHA1

50e91d3eaa06d2183bf8c6c411947304421c5626
SHA256

6aef62b3b8890bc22dd99f9b0d48247ae52c69e7ad9e384332658e73c725e40e
SHA512

29b61f1924f19d073460332950c2316acf769aa40ad7f62a41941160cd8a8da5958e8f96183e0e498afe8558fc3efb3a23f66c7519c142c780c91279ddecb545
SSDEEP

6144:DQbZ65iKd8Ro5c7bW+7kUyptNv+6FsVAIXRwGA69PZ+9ElvczV:6Z65im8Rb7D7kUyP5cVAIhwGA69B+9uY

Score

10^/10

gcleaner onlylogger discovery loader

Malware Config

Extracted

Family

gcleaner

194.145.227.161

Signatures

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

OnlyLogger payload 5 IoCs

resource	yara_rule
behavioral22/memory/2064-2-0x0000000002400000-0x0000000002430000-memory.dmp	family_onlylogger
behavioral22/memory/2064-3-0x0000000000400000-0x0000000000432000-memory.dmp	family_onlylogger
behavioral22/memory/2064-12-0x0000000000400000-0x0000000000432000-memory.dmp	family_onlylogger
behavioral22/memory/2064-11-0x0000000002400000-0x0000000002430000-memory.dmp	family_onlylogger
behavioral22/memory/2064-10-0x0000000000400000-0x00000000023BB000-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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	Mr4X5srRQR20TfuVZShfsrAN.exe

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

Web Service

T1102

flow	ioc
17	iplogger.org
21	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
3052	2064	WerFault.exe	84
1304	2064	WerFault.exe	84
1288	2064	WerFault.exe	84
4980	2064	WerFault.exe	84
4524	2064	WerFault.exe	84
956	2064	WerFault.exe	84
856	2064	WerFault.exe	84
896	2064	WerFault.exe	84
1732	2064	WerFault.exe	84
4292	2064	WerFault.exe	84

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	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Mr4X5srRQR20TfuVZShfsrAN.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

Kills process with taskkill 1 IoCs

evasion

pid	Process
2244	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2244	taskkill.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2064 wrote to memory of 3476	2064	Mr4X5srRQR20TfuVZShfsrAN.exe	107
PID 2064 wrote to memory of 3476	2064	Mr4X5srRQR20TfuVZShfsrAN.exe	107
PID 2064 wrote to memory of 3476	2064	Mr4X5srRQR20TfuVZShfsrAN.exe	107
PID 2064 wrote to memory of 1268	2064	Mr4X5srRQR20TfuVZShfsrAN.exe	109
PID 2064 wrote to memory of 1268	2064	Mr4X5srRQR20TfuVZShfsrAN.exe	109
PID 2064 wrote to memory of 1268	2064	Mr4X5srRQR20TfuVZShfsrAN.exe	109
PID 2064 wrote to memory of 4700	2064	Mr4X5srRQR20TfuVZShfsrAN.exe	111
PID 2064 wrote to memory of 4700	2064	Mr4X5srRQR20TfuVZShfsrAN.exe	111
PID 2064 wrote to memory of 4700	2064	Mr4X5srRQR20TfuVZShfsrAN.exe	111
PID 2064 wrote to memory of 3588	2064	Mr4X5srRQR20TfuVZShfsrAN.exe	115
PID 2064 wrote to memory of 3588	2064	Mr4X5srRQR20TfuVZShfsrAN.exe	115
PID 2064 wrote to memory of 3588	2064	Mr4X5srRQR20TfuVZShfsrAN.exe	115
PID 3588 wrote to memory of 2244	3588	cmd.exe	118
PID 3588 wrote to memory of 2244	3588	cmd.exe	118
PID 3588 wrote to memory of 2244	3588	cmd.exe	118

C:\Users\Admin\AppData\Local\Temp\Mr4X5srRQR20TfuVZShfsrAN.exe
"C:\Users\Admin\AppData\Local\Temp\Mr4X5srRQR20TfuVZShfsrAN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2064
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 636
  2⤵
  - Program crash
  PID:3052
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 672
  2⤵
  - Program crash
  PID:1304
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 768
  2⤵
  - Program crash
  PID:1288
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 648
  2⤵
  - Program crash
  PID:4980
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 1020
  2⤵
  - Program crash
  PID:4524
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 1020
  2⤵
  - Program crash
  PID:956
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 1280
  2⤵
  - Program crash
  PID:856
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 1476
  2⤵
  - Program crash
  PID:896
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{HZMY-E8cVb-dEim-of5Dw}\34281967484.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3476
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{HZMY-E8cVb-dEim-of5Dw}\04930921738.exe" /mix
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1268
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{HZMY-E8cVb-dEim-of5Dw}\04995041431.exe" /mix
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4700
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 1740
  2⤵
  - Program crash
  PID:1732
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "Mr4X5srRQR20TfuVZShfsrAN.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\Mr4X5srRQR20TfuVZShfsrAN.exe" & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3588
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "Mr4X5srRQR20TfuVZShfsrAN.exe" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2244
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 1796
  2⤵
  - Program crash
  PID:4292

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2064 -ip 2064
1⤵
PID:4804

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 2064 -ip 2064
1⤵
PID:264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2064 -ip 2064
1⤵
PID:4472

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 2064 -ip 2064
1⤵
PID:2476

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2064 -ip 2064
1⤵
PID:4836

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 2064 -ip 2064
1⤵
PID:1108

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 2064 -ip 2064
1⤵
PID:4680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2064 -ip 2064
1⤵
PID:2296

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 2064 -ip 2064
1⤵
PID:432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2064 -ip 2064
1⤵
PID:2660

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\{HZMY-E8cVb-dEim-of5Dw}\34281967484.exe

Filesize
277B

MD5
6445250d234e789c0c2afe69f119e326

SHA1
03074f75c0ff50783d8c2e32d96e39b746540f66

SHA256
2e6cd9433e66a9ebde268bc6949d4660de441790bd39ffc9cb0f4caaeb44320f

SHA512
ecd094a4d026378f85435f8a2dc16c92c033aff92ba126d8bbb22d6b279b842d417f4df0f63199ea248d0ec64b9679acb5a1f835560d8e3c5b84be492cc0e68e

Download Submit
memory/2064-1-0x0000000002430000-0x0000000002530000-memory.dmp

Filesize
1024KB

Download
memory/2064-2-0x0000000002400000-0x0000000002430000-memory.dmp

Filesize
192KB

Download
memory/2064-3-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/2064-12-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/2064-11-0x0000000002400000-0x0000000002430000-memory.dmp

Filesize
192KB

Download
memory/2064-10-0x0000000000400000-0x00000000023BB000-memory.dmp

Filesize
31.7MB

Download