gcleaner | 7843e05994244ed87c87b042b20bbde7bd76662b8c527537b71d685a9308751d

Analysis

max time kernel
91s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2023, 15:33

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General

Target

file.exe
Size

3.0MB
MD5

25e89277045569984f3a8f2fbc35909e
SHA1

a81bf3af112e3217b8390effbc813e0b6f3c1c1c
SHA256

7843e05994244ed87c87b042b20bbde7bd76662b8c527537b71d685a9308751d
SHA512

0cefc02bca1ab5c38a1c51db18939c5ee5f448921239ebe0dd1763710d9fe3f098105e244ce64ca736b88c6720ac982a5bd4452469bc9098bed740a01cfdfd14
SSDEEP

98304:JHqduwgnhpJSL85mhsmx6gWX1YC8gjv2MR:dqgwehXH5mBx6gWFYC8ovjR

Score

10^/10

gcleaner discovery loader

Malware Config

Extracted

Family

gcleaner

45.12.253.56

45.12.253.72

45.12.253.98

45.12.253.75

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	FRec214.exe

Executes dropped EXE 3 IoCs

pid	Process
3564	file.tmp
4704	FRec214.exe
4816	9QwKZW0geyKRS.exe

Loads dropped DLL 3 IoCs

pid	Process
3564	file.tmp
3564	file.tmp
3564	file.tmp

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Program Files directory 9 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\FHTsoftFR\FRec214\is-JKVI9.tmp	file.tmp
File created	C:\Program Files (x86)\FHTsoftFR\FRec214\is-DSOVI.tmp	file.tmp
File opened for modification	C:\Program Files (x86)\FHTsoftFR\FRec214\unins000.dat	file.tmp
File created	C:\Program Files (x86)\FHTsoftFR\FRec214\unins000.dat	file.tmp
File created	C:\Program Files (x86)\FHTsoftFR\FRec214\is-5OVQ1.tmp	file.tmp
File created	C:\Program Files (x86)\FHTsoftFR\FRec214\is-MMV21.tmp	file.tmp
File created	C:\Program Files (x86)\FHTsoftFR\FRec214\is-U3VCP.tmp	file.tmp
File created	C:\Program Files (x86)\FHTsoftFR\FRec214\data\is-IK54N.tmp	file.tmp
File opened for modification	C:\Program Files (x86)\FHTsoftFR\FRec214\FRec214.exe	file.tmp

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

System Information Discovery
T1082

Kills process with taskkill 1 IoCs

evasion

pid	Process
484	taskkill.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4704	FRec214.exe
4704	FRec214.exe
4704	FRec214.exe
4704	FRec214.exe
4704	FRec214.exe
4704	FRec214.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	484	taskkill.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 760 wrote to memory of 3564	760	file.exe	82
PID 760 wrote to memory of 3564	760	file.exe	82
PID 760 wrote to memory of 3564	760	file.exe	82
PID 3564 wrote to memory of 4704	3564	file.tmp	83
PID 3564 wrote to memory of 4704	3564	file.tmp	83
PID 3564 wrote to memory of 4704	3564	file.tmp	83
PID 4704 wrote to memory of 4816	4704	FRec214.exe	84
PID 4704 wrote to memory of 4816	4704	FRec214.exe	84
PID 4704 wrote to memory of 4816	4704	FRec214.exe	84
PID 4704 wrote to memory of 4860	4704	FRec214.exe	92
PID 4704 wrote to memory of 4860	4704	FRec214.exe	92
PID 4704 wrote to memory of 4860	4704	FRec214.exe	92
PID 4860 wrote to memory of 484	4860	cmd.exe	94
PID 4860 wrote to memory of 484	4860	cmd.exe	94
PID 4860 wrote to memory of 484	4860	cmd.exe	94

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:760
- C:\Users\Admin\AppData\Local\Temp\is-GP193.tmp\file.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-GP193.tmp\file.tmp" /SL5="$80034,2941713,387072,C:\Users\Admin\AppData\Local\Temp\file.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:3564
- - C:\Program Files (x86)\FHTsoftFR\FRec214\FRec214.exe
    "C:\Program Files (x86)\FHTsoftFR\FRec214\FRec214.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4704
  - - C:\Users\Admin\AppData\Roaming\{6cebb340-6208-11ed-bf50-806e6f6e6963}\9QwKZW0geyKRS.exe
      4⤵
      Executes dropped EXE
      PID:4816
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "FRec214.exe" /f & erase "C:\Program Files (x86)\FHTsoftFR\FRec214\FRec214.exe" & exit
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4860
    - - C:\Windows\SysWOW64\taskkill.exe
        
        taskkill /im "FRec214.exe" /f
        5⤵
        Kills process with taskkill
        Suspicious use of AdjustPrivilegeToken
        
        PID:484

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\FHTsoftFR\FRec214\FRec214.exe

Filesize
3.1MB

MD5
dfb9ca61e23d351e27b31922d6761b9a

SHA1
9a1746a1a0db649271be02308617344e33d00473

SHA256
9b7ac8c4b082989d8e742151a9aa038d027c1c94da9c585166f874e5c5ad2362

SHA512
221324addf628125f4aa367ad11362a9a83da889dc83e3cc1ad1cc0fe982cfd73922b1a2879f0d4b39e14aa3e9f0dd278d490dadd1b7609a285e375cb10b2709

Download Submit
C:\Program Files (x86)\FHTsoftFR\FRec214\FRec214.exe

Filesize
3.1MB

MD5
dfb9ca61e23d351e27b31922d6761b9a

SHA1
9a1746a1a0db649271be02308617344e33d00473

SHA256
9b7ac8c4b082989d8e742151a9aa038d027c1c94da9c585166f874e5c5ad2362

SHA512
221324addf628125f4aa367ad11362a9a83da889dc83e3cc1ad1cc0fe982cfd73922b1a2879f0d4b39e14aa3e9f0dd278d490dadd1b7609a285e375cb10b2709

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-A2HNF.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-A2HNF.tmp\_isetup\_isdecmp.dll

Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-A2HNF.tmp\_isetup\_isdecmp.dll

Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-GP193.tmp\file.tmp

Filesize
696KB

MD5
d76329b30db65f61d55b20f36b56da26

SHA1
5e4c77b723ae8f05b3ae6afeee735a4355f00663

SHA256
229fbcb11ee7d1f082b6411610e95f726eec4e6737e6b6392719df4f0fe3fa1d

SHA512
a291aed0897315e88b6378b1db10ada05bda8c1eccaf73de23f409fe61860ebd1dbb422063e00996584d3b4b100122931d5bbab54a88951706d75efcc660f70d

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-GP193.tmp\file.tmp

Filesize
696KB

MD5
d76329b30db65f61d55b20f36b56da26

SHA1
5e4c77b723ae8f05b3ae6afeee735a4355f00663

SHA256
229fbcb11ee7d1f082b6411610e95f726eec4e6737e6b6392719df4f0fe3fa1d

SHA512
a291aed0897315e88b6378b1db10ada05bda8c1eccaf73de23f409fe61860ebd1dbb422063e00996584d3b4b100122931d5bbab54a88951706d75efcc660f70d

Download Submit
C:\Users\Admin\AppData\Roaming\{6cebb340-6208-11ed-bf50-806e6f6e6963}\9QwKZW0geyKRS.exe

Filesize
72KB

MD5
3fb36cb0b7172e5298d2992d42984d06

SHA1
439827777df4a337cbb9fa4a4640d0d3fa1738b7

SHA256
27ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6

SHA512
6b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c

Download Submit
C:\Users\Admin\AppData\Roaming\{6cebb340-6208-11ed-bf50-806e6f6e6963}\9QwKZW0geyKRS.exe

Filesize
72KB

MD5
3fb36cb0b7172e5298d2992d42984d06

SHA1
439827777df4a337cbb9fa4a4640d0d3fa1738b7

SHA256
27ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6

SHA512
6b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c

Download Submit
memory/760-153-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/760-136-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/760-132-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/760-158-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/3564-140-0x0000000002481000-0x0000000002483000-memory.dmp

Filesize
8KB

Download
memory/4704-157-0x0000000000400000-0x0000000001526000-memory.dmp

Filesize
17.1MB

Download
memory/4704-145-0x0000000000400000-0x0000000001526000-memory.dmp

Filesize
17.1MB

Download
memory/4704-146-0x0000000000400000-0x0000000001526000-memory.dmp

Filesize
17.1MB

Download
memory/4704-150-0x0000000010000000-0x000000001001B000-memory.dmp

Filesize
108KB

Download
memory/4704-154-0x0000000000400000-0x0000000001526000-memory.dmp

Filesize
17.1MB

Download