gcleaner | 832bb287721c9ba37770ea80ae5ace489cb868ea655d022d88db12fb64106ea1

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-10-2024 09:41

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General

Target

2edcd0c2c3446b523cce8723b67848b6_JaffaCakes118.exe
Size

366KB
MD5

2edcd0c2c3446b523cce8723b67848b6
SHA1

21d3c4aa74093d9dbf6ba46fba1c8b47ed2496fa
SHA256

832bb287721c9ba37770ea80ae5ace489cb868ea655d022d88db12fb64106ea1
SHA512

64868171ad9559269de920fa17628ba4ae3186d7a17785c8e26780af1d548bc5162d44e4aa0e0aae77509e360ee9e7d6144417f799fa2adebbabe7664c2b4d9b
SSDEEP

3072:5SDHgmih2MkG1/0mbEjqfgl42J4yzkISZd484RuvhGDFWTyZ4TbSAWyTdV/3ZyzJ:SMkW7U4yz6yi/7td8rhaWWCIwnv5

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
behavioral1/memory/2628-2-0x0000000004430000-0x000000000447F000-memory.dmp	family_onlylogger
behavioral1/memory/2628-3-0x0000000000400000-0x0000000000452000-memory.dmp	family_onlylogger
behavioral1/memory/2628-6-0x0000000000400000-0x0000000000452000-memory.dmp	family_onlylogger
behavioral1/memory/2628-5-0x0000000004430000-0x000000000447F000-memory.dmp	family_onlylogger
behavioral1/memory/2628-4-0x0000000000400000-0x0000000002C91000-memory.dmp	family_onlylogger

Deletes itself 1 IoCs

pid	Process
2676	cmd.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	2edcd0c2c3446b523cce8723b67848b6_JaffaCakes118.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
2688	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2688	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2628 wrote to memory of 2676	2628	2edcd0c2c3446b523cce8723b67848b6_JaffaCakes118.exe	30
PID 2628 wrote to memory of 2676	2628	2edcd0c2c3446b523cce8723b67848b6_JaffaCakes118.exe	30
PID 2628 wrote to memory of 2676	2628	2edcd0c2c3446b523cce8723b67848b6_JaffaCakes118.exe	30
PID 2628 wrote to memory of 2676	2628	2edcd0c2c3446b523cce8723b67848b6_JaffaCakes118.exe	30
PID 2676 wrote to memory of 2688	2676	cmd.exe	32
PID 2676 wrote to memory of 2688	2676	cmd.exe	32
PID 2676 wrote to memory of 2688	2676	cmd.exe	32
PID 2676 wrote to memory of 2688	2676	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\2edcd0c2c3446b523cce8723b67848b6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2edcd0c2c3446b523cce8723b67848b6_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2628
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "2edcd0c2c3446b523cce8723b67848b6_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\2edcd0c2c3446b523cce8723b67848b6_JaffaCakes118.exe" & exit
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2676
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "2edcd0c2c3446b523cce8723b67848b6_JaffaCakes118.exe" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2628-1-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download
memory/2628-2-0x0000000004430000-0x000000000447F000-memory.dmp

Filesize
316KB

Download
memory/2628-3-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2628-6-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2628-5-0x0000000004430000-0x000000000447F000-memory.dmp

Filesize
316KB

Download
memory/2628-4-0x0000000000400000-0x0000000002C91000-memory.dmp

Filesize
40.6MB

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