9a5b1d0b07b40ec0cc2df2c47790ae49a6d85c009a57a73f20a4c830cefce2df

General

Target

003968f5.exe
Size

156KB
MD5

3a1f9e592937513387c9c1880f795757
SHA1

421b648186fb7be8e35c752f0aebf49aa0b702cb
SHA256

90922294e0c48386680d8bd3aa24f571746f2413c401c8b5e40a10e5dac859f2
SHA512

76a7693e5aaaabc25b1a9b036400617feeed5942cdae7fba9a8f5cccec22ab53140bd25f5f8e1a943a77dd49a02a49d03e4f3a62ae01e2d69b4be94185be5866
SSDEEP

3072:Z612XVqqVIAlGDInCOx7EVgeLCStSrsfp4ZdWh9NRI+JcMb8tyvl9RXECagIQCs7:I1MTZNiLCSSrc4ZdWh9tqit9WgFTDN1h

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2548 cmd.exe
Executes dropped EXE 2 IoCs

Processes:

Explorer.EXEservices.exe

pid process

1236 Explorer.EXE
468 services.exe

pid	process
2548	cmd.exe

pid	process
1236	Explorer.EXE
468	services.exe

Registers COM server for autorun 1 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Processes:

003968f5.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\{f85fef7f-e40b-c0e2-41b6-8f348c3627af}\\n."	003968f5.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{F3130CDB-AA52-4C3A-AB32-85FFC23AF9C1}\InprocServer32\ = "\\\\.\\globalroot\\systemroot\\Installer\\{f85fef7f-e40b-c0e2-41b6-8f348c3627af}\\n."	003968f5.exe
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32	003968f5.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ThreadingModel = "Both"	003968f5.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	66.85.130.234
Destination IP	66.85.130.234
Destination IP	66.85.130.234
Destination IP	66.85.130.234
Destination IP	66.85.130.234
Destination IP	66.85.130.234
Destination IP	66.85.130.234
Destination IP	66.85.130.234
Destination IP	66.85.130.234

Suspicious use of SetThreadContext 1 IoCs

Processes:

003968f5.exe

description pid process target process

PID 1444 set thread context of 2548 1444 003968f5.exe cmd.exe

description	pid	process	target process
PID 1444 set thread context of 2548	1444	003968f5.exe	cmd.exe

Drops file in Windows directory 2 IoCs

Processes:

003968f5.exe

description	ioc	process
File created	C:\Windows\Installer\{f85fef7f-e40b-c0e2-41b6-8f348c3627af}\@	003968f5.exe
File created	C:\Windows\Installer\{f85fef7f-e40b-c0e2-41b6-8f348c3627af}\n	003968f5.exe

Modifies registry class 6 IoCs

Processes:

003968f5.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\clsid	003968f5.exe
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}	003968f5.exe
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32	003968f5.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ThreadingModel = "Both"	003968f5.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\{f85fef7f-e40b-c0e2-41b6-8f348c3627af}\\n."	003968f5.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{F3130CDB-AA52-4C3A-AB32-85FFC23AF9C1}\InprocServer32\ = "\\\\.\\globalroot\\systemroot\\Installer\\{f85fef7f-e40b-c0e2-41b6-8f348c3627af}\\n."	003968f5.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

003968f5.exe

pid process

1444 003968f5.exe
1444 003968f5.exe
1444 003968f5.exe
1444 003968f5.exe
1444 003968f5.exe
1444 003968f5.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

003968f5.exe

description pid process

Token: SeDebugPrivilege 1444 003968f5.exe
Token: SeDebugPrivilege 1444 003968f5.exe
Token: SeDebugPrivilege 1444 003968f5.exe

pid	process
1444	003968f5.exe
1444	003968f5.exe
1444	003968f5.exe
1444	003968f5.exe
1444	003968f5.exe
1444	003968f5.exe

description	pid	process
Token: SeDebugPrivilege	1444	003968f5.exe
Token: SeDebugPrivilege	1444	003968f5.exe
Token: SeDebugPrivilege	1444	003968f5.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

003968f5.exe

description	pid	process	target process
PID 1444 wrote to memory of 1236	1444	003968f5.exe	Explorer.EXE
PID 1444 wrote to memory of 1236	1444	003968f5.exe	Explorer.EXE
PID 1444 wrote to memory of 468	1444	003968f5.exe	services.exe
PID 1444 wrote to memory of 2548	1444	003968f5.exe	cmd.exe
PID 1444 wrote to memory of 2548	1444	003968f5.exe	cmd.exe
PID 1444 wrote to memory of 2548	1444	003968f5.exe	cmd.exe
PID 1444 wrote to memory of 2548	1444	003968f5.exe	cmd.exe
PID 1444 wrote to memory of 2548	1444	003968f5.exe	cmd.exe

C:\Windows\system32\services.exe
C:\Windows\system32\services.exe
1⤵
- Executes dropped EXE
PID:468

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Executes dropped EXE
PID:1236

C:\Users\Admin\AppData\Local\Temp\003968f5.exe
"C:\Users\Admin\AppData\Local\Temp\003968f5.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:1444

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe"
3⤵
- Deletes itself
PID:2548

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\{f85fef7f-e40b-c0e2-41b6-8f348c3627af}\n
Filesize
26KB

MD5
fab7de9eafea67f88e43003698024c86

SHA1
24a4ef27c29cdeabed5e0af867e3f568da40d0c9

SHA256
073b1f99871dc56a33dcd55af71d53482816bfc9b3ce5c78ee53bed31b428384

SHA512
b4a57a8cc564760526d4cce26ce24e80657c064df373c307bb90cf053d01d04bdfe1def41fedfeb7715e53d8481a98c94bc6f3bf33815b4571d898aa08553fcd

Download Submit
\systemroot\Installer\{f85fef7f-e40b-c0e2-41b6-8f348c3627af}\@
Filesize
2KB

MD5
8a682d1af864a830f2cd31464dd8ca07

SHA1
9a480f2d24bbf3d77049f2d5c8fb72256d94f325

SHA256
87e10dab7f31b72830d97f134416b976f070ce71f2da51552812b304363eb2b0

SHA512
54eade08fef1a46e3737ccf914db6653c74a9a896ba64b64ece77d7bf36ed37f94082f17e12a6f4fe2c67f717315ec89f32354fce973d7f5b02bb83e0c19d840

Download Submit
memory/468-13-0x00000000000F0000-0x00000000000F1000-memory.dmp

Filesize
4KB

Download
memory/468-19-0x00000000000F0000-0x00000000000F1000-memory.dmp

Filesize
4KB

Download
memory/1236-3-0x0000000000270000-0x0000000000370000-memory.dmp

Filesize
1024KB

Download
memory/1236-8-0x0000000000270000-0x0000000000370000-memory.dmp

Filesize
1024KB

Download
memory/1444-1-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/1444-2-0x0000000000270000-0x0000000000370000-memory.dmp

Filesize
1024KB

Download
memory/1444-15-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/1444-17-0x0000000000270000-0x0000000000370000-memory.dmp

Filesize
1024KB

Download
memory/1444-18-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads