gcleaner | ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9

General

Target

ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.exe
Size

1.7MB
MD5

b3c6b147f5790fe8d98061ff63a850ce
SHA1

02517f38bb94a85c2d1e19f4425fc411d9bda524
SHA256

ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9
SHA512

61d15af1ea06653dc881e8e421972c0e3fc923e7bad134e1cf51e533ae03525669c0e19d1c0adb0dff9e2a693ab0b4d0c898a0e2b50d5d612e21ddc70cd5a682
SSDEEP

24576:q205x+A8D5aqlEZcWZhJdvgwWTuCSNo9+uX8PoZZbpbOWwFgXC75ld1qSVpNyn:q2FIyScIqQS9+2P1paVd1qap+

Score

10^/10

gcleaner discovery loader

Malware Config

Extracted

Family

gcleaner

C2

45.139.105.171

85.31.46.167

107.182.129.235

171.22.30.106

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner
Executes dropped EXE 3 IoCs

Processes:

ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmpMitFiles138.exesLiuT0VEGt.exe

pid process

1576 ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
4112 MitFiles138.exe
3120 sLiuT0VEGt.exe
Loads dropped DLL 1 IoCs

Processes:

ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp

pid process

1576 ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.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

pid	process
1576	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
4112	MitFiles138.exe
3120	sLiuT0VEGt.exe

pid	process
1576	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp

Drops file in Program Files directory 17 IoCs

Processes:

ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp

description	ioc	process
File created	C:\Program Files (x86)\Mit Files\is-UUG64.tmp	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
File opened for modification	C:\Program Files (x86)\Mit Files\MitFiles138.exe	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
File created	C:\Program Files (x86)\Mit Files\unins000.dat	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
File created	C:\Program Files (x86)\Mit Files\is-HE4QQ.tmp	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
File created	C:\Program Files (x86)\Mit Files\language\is-64L9F.tmp	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
File created	C:\Program Files (x86)\Mit Files\language\is-22BMC.tmp	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
File created	C:\Program Files (x86)\Mit Files\language\is-6VUT0.tmp	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
File created	C:\Program Files (x86)\Mit Files\language\is-OPSRG.tmp	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
File created	C:\Program Files (x86)\Mit Files\is-D8P74.tmp	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
File created	C:\Program Files (x86)\Mit Files\language\is-E28NG.tmp	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
File created	C:\Program Files (x86)\Mit Files\is-IUCMJ.tmp	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
File created	C:\Program Files (x86)\Mit Files\language\is-LH62F.tmp	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
File created	C:\Program Files (x86)\Mit Files\language\is-MMO33.tmp	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
File created	C:\Program Files (x86)\Mit Files\language\is-TFUPF.tmp	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
File created	C:\Program Files (x86)\Mit Files\language\is-GTBQO.tmp	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
File created	C:\Program Files (x86)\Mit Files\is-CDEH6.tmp	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
File opened for modification	C:\Program Files (x86)\Mit Files\unins000.dat	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

MitFiles138.exe

pid process

4112 MitFiles138.exe
4112 MitFiles138.exe
4112 MitFiles138.exe
4112 MitFiles138.exe
4112 MitFiles138.exe
4112 MitFiles138.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

MitFiles138.exe

pid process

4112 MitFiles138.exe

pid	process
4112	MitFiles138.exe
4112	MitFiles138.exe
4112	MitFiles138.exe
4112	MitFiles138.exe
4112	MitFiles138.exe
4112	MitFiles138.exe

pid	process
4112	MitFiles138.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.exead414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmpMitFiles138.exe

description	pid	process	target process
PID 2044 wrote to memory of 1576	2044	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.exe	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
PID 2044 wrote to memory of 1576	2044	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.exe	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
PID 2044 wrote to memory of 1576	2044	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.exe	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
PID 1576 wrote to memory of 4112	1576	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp	MitFiles138.exe
PID 1576 wrote to memory of 4112	1576	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp	MitFiles138.exe
PID 1576 wrote to memory of 4112	1576	ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp	MitFiles138.exe
PID 4112 wrote to memory of 3120	4112	MitFiles138.exe	sLiuT0VEGt.exe
PID 4112 wrote to memory of 3120	4112	MitFiles138.exe	sLiuT0VEGt.exe
PID 4112 wrote to memory of 3120	4112	MitFiles138.exe	sLiuT0VEGt.exe

C:\Users\Admin\AppData\Local\Temp\ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.exe
"C:\Users\Admin\AppData\Local\Temp\ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2044

C:\Users\Admin\AppData\Local\Temp\is-SE1HF.tmp\ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
"C:\Users\Admin\AppData\Local\Temp\is-SE1HF.tmp\ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp" /SL5="$B0048,1327283,483328,C:\Users\Admin\AppData\Local\Temp\ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1576

C:\Program Files (x86)\Mit Files\MitFiles138.exe
"C:\Program Files (x86)\Mit Files\MitFiles138.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:4112

C:\Users\Admin\AppData\Roaming\{88209788-b19c-11ed-8ff5-806e6f6e6963}\sLiuT0VEGt.exe
4⤵
- Executes dropped EXE
PID:3120

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Mit Files\MitFiles138.exe
Filesize
1.8MB

MD5
f8bfa718e8cf4aba1a20f0ebb14ff10d

SHA1
1444826b364c350f15e89adc8854f0287ed0ef7b

SHA256
d78d22da2bdcc7d9671e8d9b452e42a5bca8562ef7bac64a2b46ed580652a90a

SHA512
572867b8848b90cb6d85151f0b36622130f3287a9ad6ae228e2801c5cf8349c1de476d58ff752b078884a383bcf46e725a33a8270d35fb99d4d4ca0049570c6e

Download Submit
C:\Program Files (x86)\Mit Files\MitFiles138.exe
Filesize
1.8MB

MD5
f8bfa718e8cf4aba1a20f0ebb14ff10d

SHA1
1444826b364c350f15e89adc8854f0287ed0ef7b

SHA256
d78d22da2bdcc7d9671e8d9b452e42a5bca8562ef7bac64a2b46ed580652a90a

SHA512
572867b8848b90cb6d85151f0b36622130f3287a9ad6ae228e2801c5cf8349c1de476d58ff752b078884a383bcf46e725a33a8270d35fb99d4d4ca0049570c6e

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-J8678.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-SE1HF.tmp\ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
Filesize
695KB

MD5
415533bb40980951c966665cff9e2fe7

SHA1
fce396c8fa01876dd008f22c8be9a9b706f4aaec

SHA256
f688364bb17f03e53de641e7a0b0efefe30ac155fa9fa414a2150204ed9d3734

SHA512
3a8f88fa83e9f8be96fc9a0e8b47536455f50b1c511210d98fa178444b1e5ad1943cc3000e869f6dba4c782b48a3538d0b52d5e29ce3a692636aefc0e52083ae

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-SE1HF.tmp\ad414c6d1a9a213b17c12f0780430e11697341479c191fe22df8f1e7a06a7df9.tmp
Filesize
695KB

MD5
415533bb40980951c966665cff9e2fe7

SHA1
fce396c8fa01876dd008f22c8be9a9b706f4aaec

SHA256
f688364bb17f03e53de641e7a0b0efefe30ac155fa9fa414a2150204ed9d3734

SHA512
3a8f88fa83e9f8be96fc9a0e8b47536455f50b1c511210d98fa178444b1e5ad1943cc3000e869f6dba4c782b48a3538d0b52d5e29ce3a692636aefc0e52083ae

Download Submit
C:\Users\Admin\AppData\Roaming\{88209788-b19c-11ed-8ff5-806e6f6e6963}\sLiuT0VEGt.exe
Filesize
72KB

MD5
3fb36cb0b7172e5298d2992d42984d06

SHA1
439827777df4a337cbb9fa4a4640d0d3fa1738b7

SHA256
27ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6

SHA512
6b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c

Download Submit
C:\Users\Admin\AppData\Roaming\{88209788-b19c-11ed-8ff5-806e6f6e6963}\sLiuT0VEGt.exe
Filesize
72KB

MD5
3fb36cb0b7172e5298d2992d42984d06

SHA1
439827777df4a337cbb9fa4a4640d0d3fa1738b7

SHA256
27ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6

SHA512
6b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c

Download Submit
memory/1576-182-0x0000000000760000-0x0000000000761000-memory.dmp

Filesize
4KB

Download
memory/1576-188-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/2044-133-0x0000000000400000-0x000000000047D000-memory.dmp

Filesize
500KB

Download
memory/2044-187-0x0000000000400000-0x000000000047D000-memory.dmp

Filesize
500KB

Download
memory/4112-181-0x0000000000400000-0x00000000013C2000-memory.dmp

Filesize
15.8MB

Download
memory/4112-189-0x0000000000400000-0x00000000013C2000-memory.dmp

Filesize
15.8MB

Download

Analysis

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