gcleaner | 4ce6cd07bcac1f637e4b5202c91957d3b3d0f77c19dbe53e0ef30f7baf766f39

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
09/05/2024, 16:59

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General

Target

2af5a00d00befdcbc1a04d8a993ddfeb_JaffaCakes118.exe
Size

227KB
MD5

2af5a00d00befdcbc1a04d8a993ddfeb
SHA1

838211204c6a17149aa027882d4be61c4b29ce33
SHA256

4ce6cd07bcac1f637e4b5202c91957d3b3d0f77c19dbe53e0ef30f7baf766f39
SHA512

866efcf751fe16d1607a17d16248b9bf68127f455a90c485628d7d45fce7155b705b38882e6bad83c9c926b5fad3189914e08312aa775b481678daf5dd5fc97b
SSDEEP

6144:/XPJatRoWtse+j/NZTEO4qyEKI7NvS/LBDqB54XB:JMWWtx8jrBNKlD64XB

Score

10^/10

gcleaner onlylogger loader

Malware Config

Extracted

Family

gcleaner

gc-partners.in

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/2856-2-0x0000000000220000-0x0000000000266000-memory.dmp	family_onlylogger
behavioral1/memory/2856-3-0x0000000000400000-0x0000000000449000-memory.dmp	family_onlylogger
behavioral1/memory/2856-6-0x0000000000400000-0x0000000000449000-memory.dmp	family_onlylogger
behavioral1/memory/2856-5-0x0000000000220000-0x0000000000266000-memory.dmp	family_onlylogger
behavioral1/memory/2856-4-0x0000000000400000-0x0000000000F96000-memory.dmp	family_onlylogger

Deletes itself 1 IoCs

pid	Process
2392	cmd.exe

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

System Information Discovery
T1082

Kills process with taskkill 1 IoCs

evasion

pid	Process
2224	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2224	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 2392	2856	2af5a00d00befdcbc1a04d8a993ddfeb_JaffaCakes118.exe	28
PID 2856 wrote to memory of 2392	2856	2af5a00d00befdcbc1a04d8a993ddfeb_JaffaCakes118.exe	28
PID 2856 wrote to memory of 2392	2856	2af5a00d00befdcbc1a04d8a993ddfeb_JaffaCakes118.exe	28
PID 2856 wrote to memory of 2392	2856	2af5a00d00befdcbc1a04d8a993ddfeb_JaffaCakes118.exe	28
PID 2392 wrote to memory of 2224	2392	cmd.exe	30
PID 2392 wrote to memory of 2224	2392	cmd.exe	30
PID 2392 wrote to memory of 2224	2392	cmd.exe	30
PID 2392 wrote to memory of 2224	2392	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\2af5a00d00befdcbc1a04d8a993ddfeb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2af5a00d00befdcbc1a04d8a993ddfeb_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "2af5a00d00befdcbc1a04d8a993ddfeb_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\2af5a00d00befdcbc1a04d8a993ddfeb_JaffaCakes118.exe" & exit
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2392
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "2af5a00d00befdcbc1a04d8a993ddfeb_JaffaCakes118.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2224

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2856-2-0x0000000000220000-0x0000000000266000-memory.dmp

Filesize
280KB

Download
memory/2856-1-0x00000000010E0000-0x00000000011E0000-memory.dmp

Filesize
1024KB

Download
memory/2856-3-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/2856-6-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/2856-5-0x0000000000220000-0x0000000000266000-memory.dmp

Filesize
280KB

Download
memory/2856-4-0x0000000000400000-0x0000000000F96000-memory.dmp

Filesize
11.6MB

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