3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c

General

Target

3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe
Size

161KB
MD5

3294b06c728db1ffa3dd0869a817c6e8
SHA1

e1f6f15421b81ae8e3567ec503dce0fb9ea61cf7
SHA256

3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c
SHA512

8c68fa5fb8887643fd9edaf4cef7e7c47ee5deb2e972ab5cee0e5a0e417e59b86711115e84d64b6ec28d5e7bf7a0f631e8c355754878a256d8ba85ff61f2dcfc
SSDEEP

3072:E6KmCaO42WuBdnV/yYTQZo42j5a7BMMNgbnZJSajMdJz6L/3ke/Steg:IlaO42WuBdn0oQZo42jCBMMSbfjMdJIa

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

Processes:

Explorer.EXEservices.exe

pid process

1244 Explorer.EXE
460 services.exe

pid	process
1244	Explorer.EXE
460	services.exe

Registers COM server for autorun 1 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Processes:

3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ThreadingModel = "Both"	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\{f6ae883d-87b2-8e92-33b2-e7745dda3830}\\n."	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{F3130CDB-AA52-4C3A-AB32-85FFC23AF9C1}\InprocServer32\ = "\\\\.\\globalroot\\systemroot\\Installer\\{f6ae883d-87b2-8e92-33b2-e7745dda3830}\\n."	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1888 cmd.exe

pid	process
1888	cmd.exe

Unexpected DNS network traffic destination 9 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

Processes:

description	ioc
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20

Drops desktop.ini file(s) 2 IoCs

Processes:

services.exe

description ioc process

File created \systemroot\assembly\GAC_64\Desktop.ini services.exe
File created \systemroot\assembly\GAC_32\Desktop.ini services.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe

description pid process target process

PID 952 set thread context of 1888 952 3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe cmd.exe

description	ioc	process
File created	\systemroot\assembly\GAC_64\Desktop.ini	services.exe
File created	\systemroot\assembly\GAC_32\Desktop.ini	services.exe

description	pid	process	target process
PID 952 set thread context of 1888	952	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe	cmd.exe

Drops file in Windows directory 2 IoCs

Processes:

3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe

description	ioc	process
File created	C:\Windows\Installer\{f6ae883d-87b2-8e92-33b2-e7745dda3830}\n	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe
File created	C:\Windows\Installer\{f6ae883d-87b2-8e92-33b2-e7745dda3830}\@	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe

Modifies registry class 6 IoCs

Processes:

3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ThreadingModel = "Both"	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\{f6ae883d-87b2-8e92-33b2-e7745dda3830}\\n."	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{F3130CDB-AA52-4C3A-AB32-85FFC23AF9C1}\InprocServer32\ = "\\\\.\\globalroot\\systemroot\\Installer\\{f6ae883d-87b2-8e92-33b2-e7745dda3830}\\n."	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\clsid	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exeservices.exe

pid	process
952	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe
952	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe
952	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe
952	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe
952	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe
460	services.exe
952	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1244 Explorer.EXE

pid	process
1244	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 9 IoCs

Processes:

3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exeservices.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	952	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe
Token: SeDebugPrivilege	952	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe
Token: SeDebugPrivilege	952	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe
Token: SeDebugPrivilege	460	services.exe
Token: SeBackupPrivilege	460	services.exe
Token: SeRestorePrivilege	460	services.exe
Token: SeSecurityPrivilege	460	services.exe
Token: SeTakeOwnershipPrivilege	460	services.exe
Token: SeShutdownPrivilege	1244	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1244 Explorer.EXE
1244 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1244 Explorer.EXE
1244 Explorer.EXE

pid	process
1244	Explorer.EXE
1244	Explorer.EXE

pid	process
1244	Explorer.EXE
1244	Explorer.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe

description	pid	process	target process
PID 952 wrote to memory of 1244	952	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe	Explorer.EXE
PID 952 wrote to memory of 1244	952	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe	Explorer.EXE
PID 952 wrote to memory of 460	952	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe	services.exe
PID 952 wrote to memory of 1888	952	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe	cmd.exe
PID 952 wrote to memory of 1888	952	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe	cmd.exe
PID 952 wrote to memory of 1888	952	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe	cmd.exe
PID 952 wrote to memory of 1888	952	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe	cmd.exe
PID 952 wrote to memory of 1888	952	3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe	cmd.exe

C:\Windows\system32\services.exe
C:\Windows\system32\services.exe
1⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:460

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Executes dropped EXE
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1244

C:\Users\Admin\AppData\Local\Temp\3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe
"C:\Users\Admin\AppData\Local\Temp\3cd5b41cadd8bc515d8cf2764cbf334a011a27d2d9d35ce957811cbb0019815c.exe"
2⤵
- Registers COM server for autorun
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:952

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe"
3⤵
- Deletes itself
PID:1888

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\{f6ae883d-87b2-8e92-33b2-e7745dda3830}\n
Filesize
42KB

MD5
bfa0c9ec67cd0f1b2dabfc7777aae294

SHA1
c15a4686bda91546e4c3abba58530423c40da3dc

SHA256
f3a8ac1721abb9068c5c281dafeaebdf3a66f96954c9e882ef71dee9c44bc585

SHA512
e2e7b989e17dcf2f0c2b93e53671a6f34230b31b0daa152fd9ec84aa14055b1350960d5dbc7da02a03d4eda7c68f9082f6c8be053ec56c0bed5b2bd0ef38556f

Download Submit
\??\globalroot\systemroot\Installer\{f6ae883d-87b2-8e92-33b2-e7745dda3830}\n
Filesize
42KB

MD5
bfa0c9ec67cd0f1b2dabfc7777aae294

SHA1
c15a4686bda91546e4c3abba58530423c40da3dc

SHA256
f3a8ac1721abb9068c5c281dafeaebdf3a66f96954c9e882ef71dee9c44bc585

SHA512
e2e7b989e17dcf2f0c2b93e53671a6f34230b31b0daa152fd9ec84aa14055b1350960d5dbc7da02a03d4eda7c68f9082f6c8be053ec56c0bed5b2bd0ef38556f

Download Submit
\Users\Admin\AppData\Local\{f6ae883d-87b2-8e92-33b2-e7745dda3830}\n
Filesize
42KB

MD5
bfa0c9ec67cd0f1b2dabfc7777aae294

SHA1
c15a4686bda91546e4c3abba58530423c40da3dc

SHA256
f3a8ac1721abb9068c5c281dafeaebdf3a66f96954c9e882ef71dee9c44bc585

SHA512
e2e7b989e17dcf2f0c2b93e53671a6f34230b31b0daa152fd9ec84aa14055b1350960d5dbc7da02a03d4eda7c68f9082f6c8be053ec56c0bed5b2bd0ef38556f

Download Submit
\Windows\Installer\{f6ae883d-87b2-8e92-33b2-e7745dda3830}\n
Filesize
42KB

MD5
bfa0c9ec67cd0f1b2dabfc7777aae294

SHA1
c15a4686bda91546e4c3abba58530423c40da3dc

SHA256
f3a8ac1721abb9068c5c281dafeaebdf3a66f96954c9e882ef71dee9c44bc585

SHA512
e2e7b989e17dcf2f0c2b93e53671a6f34230b31b0daa152fd9ec84aa14055b1350960d5dbc7da02a03d4eda7c68f9082f6c8be053ec56c0bed5b2bd0ef38556f

Download Submit
\systemroot\Installer\{f6ae883d-87b2-8e92-33b2-e7745dda3830}\@
Filesize
2KB

MD5
00982ed3832f8c2a832fe422fde4e095

SHA1
7cf423e2cc4218da23181edc63e6fa0548517a3b

SHA256
3076fd016399483cb2e3844c701505643dfa6d594a94c0cfd1a6c61e239fb17c

SHA512
aeb8b37467afca69f7d7cec7f9800dbaf2b4b9f56f496d50f38f152a583487f090ef390a35467f7888a88d59de4b8a09839995f2091cb6750aa828262c842bd3

Download Submit
memory/952-60-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/952-54-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/952-57-0x0000000000230000-0x0000000000260000-memory.dmp

Filesize
192KB

Download
memory/952-56-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/952-63-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/952-55-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/952-66-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1888-65-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads