gcleaner | 868a7044f749209af352af96c2fbfb76236c59d8d3a1f11d13c0f6f0c7632288

General

Target

868a7044f749209af352af96c2fbfb76236c59d8d3a1f11d13c0f6f0c7632288.exe
Size

237KB
MD5

d4808eca684f00e6857a95100c29af6c
SHA1

603caf68026133629e43c36cb75392d17a028be9
SHA256

868a7044f749209af352af96c2fbfb76236c59d8d3a1f11d13c0f6f0c7632288
SHA512

4b2a0eff9b328f527c7d163895ae7a051d656882eadc239daf96dd0bc84d65439f7e689351c79e9033149172d3fdb11fda62e1e7b80d2d8a3b82a1f44eb0d5a6
SSDEEP

3072:UI8T335NRqStxfrDhPecaJcuzizoh4FlRZlQdmM3Ah5r9Ni2uPpUmwp8J2I:/qpmSvrdxziOzCUM3cxuPpUJp8wI

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

C2

185.172.128.90

185.172.128.69

Attributes

url_path
/advdlc.php

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 9 IoCs

pid	pid_target	Process	procid_target
1092	2448	WerFault.exe	79
5056	2448	WerFault.exe	79
3892	2448	WerFault.exe	79
2188	2448	WerFault.exe	79
3572	2448	WerFault.exe	79
3924	2448	WerFault.exe	79
3216	2448	WerFault.exe	79
4624	2448	WerFault.exe	79
1932	2448	WerFault.exe	79

Kills process with taskkill 1 IoCs

evasion

pid	Process
700	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	700	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2448 wrote to memory of 2528	2448	868a7044f749209af352af96c2fbfb76236c59d8d3a1f11d13c0f6f0c7632288.exe	99
PID 2448 wrote to memory of 2528	2448	868a7044f749209af352af96c2fbfb76236c59d8d3a1f11d13c0f6f0c7632288.exe	99
PID 2448 wrote to memory of 2528	2448	868a7044f749209af352af96c2fbfb76236c59d8d3a1f11d13c0f6f0c7632288.exe	99
PID 2528 wrote to memory of 700	2528	cmd.exe	102
PID 2528 wrote to memory of 700	2528	cmd.exe	102
PID 2528 wrote to memory of 700	2528	cmd.exe	102

C:\Users\Admin\AppData\Local\Temp\868a7044f749209af352af96c2fbfb76236c59d8d3a1f11d13c0f6f0c7632288.exe
"C:\Users\Admin\AppData\Local\Temp\868a7044f749209af352af96c2fbfb76236c59d8d3a1f11d13c0f6f0c7632288.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2448
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 776
  2⤵
  - Program crash
  PID:1092
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 816
  2⤵
  - Program crash
  PID:5056
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 816
  2⤵
  - Program crash
  PID:3892
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 880
  2⤵
  - Program crash
  PID:2188
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 960
  2⤵
  - Program crash
  PID:3572
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 968
  2⤵
  - Program crash
  PID:3924
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 968
  2⤵
  - Program crash
  PID:3216
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 1500
  2⤵
  - Program crash
  PID:4624
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "868a7044f749209af352af96c2fbfb76236c59d8d3a1f11d13c0f6f0c7632288.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\868a7044f749209af352af96c2fbfb76236c59d8d3a1f11d13c0f6f0c7632288.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2528
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "868a7044f749209af352af96c2fbfb76236c59d8d3a1f11d13c0f6f0c7632288.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:700
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 1340
  2⤵
  - Program crash
  PID:1932

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2448 -ip 2448
1⤵
PID:4256

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 2448 -ip 2448
1⤵
PID:984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2448 -ip 2448
1⤵
PID:1608

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 2448 -ip 2448
1⤵
PID:904

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 2448 -ip 2448
1⤵
PID:912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 580 -p 2448 -ip 2448
1⤵
PID:4136

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 588 -p 2448 -ip 2448
1⤵
PID:5000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 2448 -ip 2448
1⤵
PID:2344

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 2448 -ip 2448
1⤵
PID:4364

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\4IKSOAL6\advdlc[1].htm

Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/2448-1-0x0000000002B60000-0x0000000002C60000-memory.dmp

Filesize
1024KB

Download
memory/2448-2-0x0000000004680000-0x00000000046AD000-memory.dmp

Filesize
180KB

Download
memory/2448-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2448-8-0x0000000000400000-0x0000000002823000-memory.dmp

Filesize
36.1MB

Download
memory/2448-14-0x0000000002B60000-0x0000000002C60000-memory.dmp

Filesize
1024KB

Download
memory/2448-15-0x0000000004680000-0x00000000046AD000-memory.dmp

Filesize
180KB

Download
memory/2448-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2448-23-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2448-22-0x0000000000400000-0x0000000002823000-memory.dmp

Filesize
36.1MB

Download

Analysis

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