gcleaner | 10ba5ea6d7118911b49c78c9cfcd9436291993cab57473896df6e2051f370a62

General

Target

10ba5ea6d7118911b49c78c9cfcd9436291993cab57473896df6e2051f370a62.exe
Size

237KB
MD5

beb60cefe2b2df34e03597daeec17c16
SHA1

8b9f0d725cc2b398fbecde6db29550a7cca74992
SHA256

10ba5ea6d7118911b49c78c9cfcd9436291993cab57473896df6e2051f370a62
SHA512

af87a6450116b9d6958b7b8b5f960f14a23f4850b3d9e2d250052f718eef081f2f5218b883556e02c7f00ddcbda7467634d9109987363c73f80e375e16981b5f
SSDEEP

3072:xT29zMie9ASIaX7c3DHpMjksGkc+bvR3Fc2T+XZ5hV0LCuUmwp8J2B:t29aIaLGH8Ib+TRHT+J5MCuUJp8wB

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 8 IoCs

pid	pid_target	Process	procid_target
2496	1512	WerFault.exe	79
2568	1512	WerFault.exe	79
332	1512	WerFault.exe	79
5100	1512	WerFault.exe	79
1616	1512	WerFault.exe	79
3980	1512	WerFault.exe	79
1152	1512	WerFault.exe	79
432	1512	WerFault.exe	79

Kills process with taskkill 1 IoCs

evasion

pid	Process
5028	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5028	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1512 wrote to memory of 992	1512	10ba5ea6d7118911b49c78c9cfcd9436291993cab57473896df6e2051f370a62.exe	97
PID 1512 wrote to memory of 992	1512	10ba5ea6d7118911b49c78c9cfcd9436291993cab57473896df6e2051f370a62.exe	97
PID 1512 wrote to memory of 992	1512	10ba5ea6d7118911b49c78c9cfcd9436291993cab57473896df6e2051f370a62.exe	97
PID 992 wrote to memory of 5028	992	cmd.exe	101
PID 992 wrote to memory of 5028	992	cmd.exe	101
PID 992 wrote to memory of 5028	992	cmd.exe	101

C:\Users\Admin\AppData\Local\Temp\10ba5ea6d7118911b49c78c9cfcd9436291993cab57473896df6e2051f370a62.exe
"C:\Users\Admin\AppData\Local\Temp\10ba5ea6d7118911b49c78c9cfcd9436291993cab57473896df6e2051f370a62.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1512
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1512 -s 776
  2⤵
  - Program crash
  PID:2496
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1512 -s 816
  2⤵
  - Program crash
  PID:2568
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1512 -s 776
  2⤵
  - Program crash
  PID:332
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1512 -s 868
  2⤵
  - Program crash
  PID:5100
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1512 -s 952
  2⤵
  - Program crash
  PID:1616
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1512 -s 956
  2⤵
  - Program crash
  PID:3980
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1512 -s 1432
  2⤵
  - Program crash
  PID:1152
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "10ba5ea6d7118911b49c78c9cfcd9436291993cab57473896df6e2051f370a62.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\10ba5ea6d7118911b49c78c9cfcd9436291993cab57473896df6e2051f370a62.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:992
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "10ba5ea6d7118911b49c78c9cfcd9436291993cab57473896df6e2051f370a62.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:5028
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1512 -s 1392
  2⤵
  - Program crash
  PID:432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1512 -ip 1512
1⤵
PID:2352

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1512 -ip 1512
1⤵
PID:2356

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1512 -ip 1512
1⤵
PID:1504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 1512 -ip 1512
1⤵
PID:1144

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 1512 -ip 1512
1⤵
PID:2404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1512 -ip 1512
1⤵
PID:2020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1512 -ip 1512
1⤵
PID:2784

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1512 -ip 1512
1⤵
PID:3188

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\WYZSEFU8\advdlc[1].htm

Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/1512-1-0x0000000002A20000-0x0000000002B20000-memory.dmp

Filesize
1024KB

Download
memory/1512-2-0x0000000004690000-0x00000000046BD000-memory.dmp

Filesize
180KB

Download
memory/1512-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1512-8-0x0000000000400000-0x0000000002823000-memory.dmp

Filesize
36.1MB

Download
memory/1512-14-0x0000000002A20000-0x0000000002B20000-memory.dmp

Filesize
1024KB

Download
memory/1512-15-0x0000000004690000-0x00000000046BD000-memory.dmp

Filesize
180KB

Download
memory/1512-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1512-23-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1512-22-0x0000000000400000-0x0000000002823000-memory.dmp

Filesize
36.1MB

Download

Analysis

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