c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538

General

Target

c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe
Size

750KB
MD5

9d6fd7dc4f96fff0534b1359eecaeacc
SHA1

e16116d254b2e0ef49d26fb5fb04f44272963d27
SHA256

c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538
SHA512

09923f8ceeb8a6a53dbfb83201bb1d493a2e0a74715ea969cd35b9ba7ac0370eab5c22ccd713c7f775c7138e4371f88cce8c717b36bff0ca2bee40aacaa9a63d
SSDEEP

12288:cyr7r4GeadGrukA67OKWHKUzhxEfYrKxT5Jx+CMuicLp0MicMwk9FbBbA:ciVWSVKyjEBxFCap0Zwk9FbS

Score

8^/10

evasion persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

boxfox.exe

pid process

2092 boxfox.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1596 netsh.exe

pid	process
2092	boxfox.exe

pid	process
1596	netsh.exe

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

Processes:

c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

boxfox.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\c88c43ceba7c9e3a84ec86d3587ff4f4 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\boxfox.exe\" .."	boxfox.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\c88c43ceba7c9e3a84ec86d3587ff4f4 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\boxfox.exe\" .."	boxfox.exe

Drops file in Windows directory 2 IoCs

Processes:

c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe

description	ioc	process
File created	C:\Windows\Microsoft.NET\Framework\v2.0.50727\config\security.config.cch.new	c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe
File created	C:\Windows\Microsoft.NET\Framework\v2.0.50727\config\enterprisesec.config.cch.new	c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 44 IoCs

Processes:

c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exeboxfox.exe

pid	process
260	c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe
260	c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe
260	c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe
260	c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe
260	c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe
260	c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe
260	c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe
260	c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe
260	c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe
260	c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe
2092	boxfox.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exeboxfox.exe

description	pid	process
Token: SeDebugPrivilege	260	c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe
Token: SeDebugPrivilege	2092	boxfox.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exeboxfox.exe

description	pid	process	target process
PID 260 wrote to memory of 2092	260	c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe	boxfox.exe
PID 260 wrote to memory of 2092	260	c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe	boxfox.exe
PID 260 wrote to memory of 2092	260	c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe	boxfox.exe
PID 2092 wrote to memory of 1596	2092	boxfox.exe	netsh.exe
PID 2092 wrote to memory of 1596	2092	boxfox.exe	netsh.exe
PID 2092 wrote to memory of 1596	2092	boxfox.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe
"C:\Users\Admin\AppData\Local\Temp\c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:260

C:\Users\Admin\AppData\Local\Temp\boxfox.exe
"C:\Users\Admin\AppData\Local\Temp\boxfox.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2092

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\boxfox.exe" "boxfox.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:1596

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\boxfox.exe
Filesize
750KB

MD5
9d6fd7dc4f96fff0534b1359eecaeacc

SHA1
e16116d254b2e0ef49d26fb5fb04f44272963d27

SHA256
c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538

SHA512
09923f8ceeb8a6a53dbfb83201bb1d493a2e0a74715ea969cd35b9ba7ac0370eab5c22ccd713c7f775c7138e4371f88cce8c717b36bff0ca2bee40aacaa9a63d

Download Submit
C:\Users\Admin\AppData\Local\Temp\boxfox.exe
Filesize
750KB

MD5
9d6fd7dc4f96fff0534b1359eecaeacc

SHA1
e16116d254b2e0ef49d26fb5fb04f44272963d27

SHA256
c67d1d60e9c9df329b3305823bb86f9ca06240f5f1d08d11e5bef5d30ac5d538

SHA512
09923f8ceeb8a6a53dbfb83201bb1d493a2e0a74715ea969cd35b9ba7ac0370eab5c22ccd713c7f775c7138e4371f88cce8c717b36bff0ca2bee40aacaa9a63d

Download Submit
memory/260-132-0x0000000075410000-0x00000000759C1000-memory.dmp

Filesize
5.7MB

Download
memory/260-133-0x0000000075410000-0x00000000759C1000-memory.dmp

Filesize
5.7MB

Download
memory/260-140-0x0000000075410000-0x00000000759C1000-memory.dmp

Filesize
5.7MB

Download
memory/1596-138-0x0000000000000000-mapping.dmp

Download
memory/2092-134-0x0000000000000000-mapping.dmp

Download
memory/2092-137-0x0000000075410000-0x00000000759C1000-memory.dmp

Filesize
5.7MB

Download
memory/2092-139-0x0000000075410000-0x00000000759C1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads