gcleaner | 09c06c239ac278d132a8910c86f7e76d7b47848c77f80413f2efc4c93b9d3bce

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
05-10-2024 11:09

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General

Target

177146ab9c1464d8a95b5ebf474c3fc7_JaffaCakes118.exe
Size

409KB
MD5

177146ab9c1464d8a95b5ebf474c3fc7
SHA1

dd583484d1c4a86d6eec6d2874a56a6deadfdbff
SHA256

09c06c239ac278d132a8910c86f7e76d7b47848c77f80413f2efc4c93b9d3bce
SHA512

a420d7aae9f732f311e229261c5671b2a89969ec0befeba09fd152aa46268ac868055b46c9e926f8a96c4769cbfaea9b34211057bf62fc8578394e4e1ff91717
SSDEEP

6144:9KuPLzyLqhKpRWUiewZPyMnqOBHP4CdGx+SqJL6B/OOhxxdeTr/ekI:XPvphKpJ0PPB++L6Vzxd6L

Score

10^/10

gcleaner onlylogger discovery loader

Malware Config

Extracted

Family

gcleaner

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 5 IoCs

resource	yara_rule
behavioral1/memory/1684-2-0x0000000000270000-0x00000000002B8000-memory.dmp	family_onlylogger
behavioral1/memory/1684-3-0x0000000000400000-0x000000000044B000-memory.dmp	family_onlylogger
behavioral1/memory/1684-5-0x0000000000270000-0x00000000002B8000-memory.dmp	family_onlylogger
behavioral1/memory/1684-4-0x0000000000400000-0x0000000000474000-memory.dmp	family_onlylogger
behavioral1/memory/1684-6-0x0000000000400000-0x000000000044B000-memory.dmp	family_onlylogger

Deletes itself 1 IoCs

pid	Process
2924	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	177146ab9c1464d8a95b5ebf474c3fc7_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
2324	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2324	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1684 wrote to memory of 2924	1684	177146ab9c1464d8a95b5ebf474c3fc7_JaffaCakes118.exe	28
PID 1684 wrote to memory of 2924	1684	177146ab9c1464d8a95b5ebf474c3fc7_JaffaCakes118.exe	28
PID 1684 wrote to memory of 2924	1684	177146ab9c1464d8a95b5ebf474c3fc7_JaffaCakes118.exe	28
PID 1684 wrote to memory of 2924	1684	177146ab9c1464d8a95b5ebf474c3fc7_JaffaCakes118.exe	28
PID 2924 wrote to memory of 2324	2924	cmd.exe	30
PID 2924 wrote to memory of 2324	2924	cmd.exe	30
PID 2924 wrote to memory of 2324	2924	cmd.exe	30
PID 2924 wrote to memory of 2324	2924	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\177146ab9c1464d8a95b5ebf474c3fc7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\177146ab9c1464d8a95b5ebf474c3fc7_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "177146ab9c1464d8a95b5ebf474c3fc7_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\177146ab9c1464d8a95b5ebf474c3fc7_JaffaCakes118.exe" & exit
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2924
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "177146ab9c1464d8a95b5ebf474c3fc7_JaffaCakes118.exe" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2324

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

Replay Monitor

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Downloads

memory/1684-1-0x0000000000640000-0x0000000000740000-memory.dmp

Filesize
1024KB

Download
memory/1684-2-0x0000000000270000-0x00000000002B8000-memory.dmp

Filesize
288KB

Download
memory/1684-3-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1684-5-0x0000000000270000-0x00000000002B8000-memory.dmp

Filesize
288KB

Download
memory/1684-4-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/1684-6-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download