1d85994068cff4a819940d961db45662ea36ab79001056e2a914744e5ee12944

General

Target

freeinternet.exe
Size

138KB
MD5

ef098e97ba41bcbb3f6a44efeeb08c57
SHA1

3faac0c624b619836b5d7c2d6cf48b1d2a0633dc
SHA256

53fa0c9a4bc06f7346de30375ce9090e60c100512c6907221252dafdb4ddc0e1
SHA512

ee0f48263d7cfa610e493055df486011f6163f5f4fb5c0159b54d521e2ebe24666d06f041f4e6bf2a65caa86e5ed11acaa1763f42fdce3c7a710460b2bb675a7
SSDEEP

1536:nDMcXyi7XONl4Dygt2G5E+SSlRe0HWWOGOQ4K/DxP1dujMcDJPLoqaBqoEP0/2hN:DMcCi7vt2GDuFBTWg+G

Score

8^/10

evasion persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

Trojan.exe

pid process

1368 Trojan.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1344 netsh.exe
Loads dropped DLL 2 IoCs

Processes:

freeinternet.exe

pid process

2000 freeinternet.exe
2000 freeinternet.exe

pid	process
1344	netsh.exe

pid	process
2000	freeinternet.exe
2000	freeinternet.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Trojan.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.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 16 IoCs

Processes:

Trojan.exe

pid	process
1368	Trojan.exe
1368	Trojan.exe
1368	Trojan.exe
1368	Trojan.exe
1368	Trojan.exe
1368	Trojan.exe
1368	Trojan.exe
1368	Trojan.exe
1368	Trojan.exe
1368	Trojan.exe
1368	Trojan.exe
1368	Trojan.exe
1368	Trojan.exe
1368	Trojan.exe
1368	Trojan.exe
1368	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Trojan.exe

description pid process

Token: SeDebugPrivilege 1368 Trojan.exe

description	pid	process
Token: SeDebugPrivilege	1368	Trojan.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

freeinternet.exeTrojan.exe

description	pid	process	target process
PID 2000 wrote to memory of 1368	2000	freeinternet.exe	Trojan.exe
PID 2000 wrote to memory of 1368	2000	freeinternet.exe	Trojan.exe
PID 2000 wrote to memory of 1368	2000	freeinternet.exe	Trojan.exe
PID 2000 wrote to memory of 1368	2000	freeinternet.exe	Trojan.exe
PID 1368 wrote to memory of 1344	1368	Trojan.exe	netsh.exe
PID 1368 wrote to memory of 1344	1368	Trojan.exe	netsh.exe
PID 1368 wrote to memory of 1344	1368	Trojan.exe	netsh.exe
PID 1368 wrote to memory of 1344	1368	Trojan.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\freeinternet.exe
"C:\Users\Admin\AppData\Local\Temp\freeinternet.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2000

C:\Users\Admin\AppData\Local\Temp\Trojan.exe
"C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1368

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:1344

Network

MITRE ATT&CK Enterprise 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

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Trojan.exe

Filesize
138KB

MD5
ef098e97ba41bcbb3f6a44efeeb08c57

SHA1
3faac0c624b619836b5d7c2d6cf48b1d2a0633dc

SHA256
53fa0c9a4bc06f7346de30375ce9090e60c100512c6907221252dafdb4ddc0e1

SHA512
ee0f48263d7cfa610e493055df486011f6163f5f4fb5c0159b54d521e2ebe24666d06f041f4e6bf2a65caa86e5ed11acaa1763f42fdce3c7a710460b2bb675a7

Download Submit
C:\Users\Admin\AppData\Local\Temp\Trojan.exe

Filesize
138KB

MD5
ef098e97ba41bcbb3f6a44efeeb08c57

SHA1
3faac0c624b619836b5d7c2d6cf48b1d2a0633dc

SHA256
53fa0c9a4bc06f7346de30375ce9090e60c100512c6907221252dafdb4ddc0e1

SHA512
ee0f48263d7cfa610e493055df486011f6163f5f4fb5c0159b54d521e2ebe24666d06f041f4e6bf2a65caa86e5ed11acaa1763f42fdce3c7a710460b2bb675a7

Download Submit
\Users\Admin\AppData\Local\Temp\Trojan.exe

Filesize
138KB

MD5
ef098e97ba41bcbb3f6a44efeeb08c57

SHA1
3faac0c624b619836b5d7c2d6cf48b1d2a0633dc

SHA256
53fa0c9a4bc06f7346de30375ce9090e60c100512c6907221252dafdb4ddc0e1

SHA512
ee0f48263d7cfa610e493055df486011f6163f5f4fb5c0159b54d521e2ebe24666d06f041f4e6bf2a65caa86e5ed11acaa1763f42fdce3c7a710460b2bb675a7

Download Submit
\Users\Admin\AppData\Local\Temp\Trojan.exe

Filesize
138KB

MD5
ef098e97ba41bcbb3f6a44efeeb08c57

SHA1
3faac0c624b619836b5d7c2d6cf48b1d2a0633dc

SHA256
53fa0c9a4bc06f7346de30375ce9090e60c100512c6907221252dafdb4ddc0e1

SHA512
ee0f48263d7cfa610e493055df486011f6163f5f4fb5c0159b54d521e2ebe24666d06f041f4e6bf2a65caa86e5ed11acaa1763f42fdce3c7a710460b2bb675a7

Download Submit
memory/1344-64-0x0000000000000000-mapping.dmp

Download
memory/1368-58-0x0000000000000000-mapping.dmp

Download
memory/1368-63-0x0000000074120000-0x00000000746CB000-memory.dmp

Filesize
5.7MB

Download
memory/1368-66-0x0000000074120000-0x00000000746CB000-memory.dmp

Filesize
5.7MB

Download
memory/2000-54-0x00000000754E1000-0x00000000754E3000-memory.dmp

Filesize
8KB

Download
memory/2000-55-0x0000000074120000-0x00000000746CB000-memory.dmp

Filesize
5.7MB

Download
memory/2000-62-0x0000000074120000-0x00000000746CB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads