88caceb5de47c576e4fc6ec0695f4502fe7a7216afde0ff20956c579b6861bec

General

Target

Seven.exe
Size

139KB
MD5

6503f847c3281ff85b304fc674b62580
SHA1

947536e0741c085f37557b7328b067ef97cb1a61
SHA256

afd7657f941024ef69ca34d1e61e640c5523b19b0fad4dcb1c9f1b01a6fa166f
SHA512

abc3b32a1cd7d0a60dd7354a9fcdff0bc37ec8a20bb2a8258353716d820f62d343c6ba9385ba893be0cca981bbb9ab4e189ccfeee6dd77cc0dc723e975532174
SSDEEP

3072:miS4omp03WQthI/9S3BZi08iRQ1G78IVn27bSfcJd8lto:miS4ompB9S3BZi0a1G78IVhcTct

Score

10^/10

evasion trojan

Malware Config

Signatures

Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

Processes:

Seven.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	Seven.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	Seven.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	Seven.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	Seven.exe

UAC bypass 3 TTPs 2 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

Seven.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLua = "1"	Seven.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "1"	Seven.exe

Blocks application from running via registry modification 1 IoCs
Adds application to list of disallowed applications.
evasion

Processes:

Seven.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun = "1" Seven.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun = "1"	Seven.exe

Disables RegEdit via registry modification 1 IoCs

evasion

Processes:

Seven.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	Seven.exe

Disables Task Manager via registry modification
evasion

Disables cmd.exe use via registry modification 1 IoCs

evasion

Processes:

Seven.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableCMD = "1"	Seven.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:

Seven.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\Control Panel\International\Geo\Nation Seven.exe
Windows security modification 2 TTPs 1 IoCs
evasion trojan

Disable or Modify Tools
T1562.001

Modify Registry
T1112

Processes:

Seven.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" Seven.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\Control Panel\International\Geo\Nation	Seven.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	Seven.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

Seven.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLua	Seven.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLua = "1"	Seven.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

4004 powershell.exe
4004 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 4004 powershell.exe

pid	process
4004	powershell.exe
4004	powershell.exe

description	pid	process
Token: SeDebugPrivilege	4004	powershell.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

Seven.exe

description	pid	process	target process
PID 5108 wrote to memory of 4004	5108	Seven.exe	powershell.exe
PID 5108 wrote to memory of 4004	5108	Seven.exe	powershell.exe

System policy modification 1 TTPs 3 IoCs

evasion

Modify Registry

T1112

Processes:

Seven.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "1"	Seven.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLua = "1"	Seven.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun = "1"	Seven.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\Seven.exe
"C:\Users\Admin\AppData\Local\Temp\Seven.exe"
1⤵
- Modifies Windows Defender Real-time Protection settings
- UAC bypass
- Blocks application from running via registry modification
- Disables RegEdit via registry modification
- Disables cmd.exe use via registry modification
- Checks computer location settings
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of WriteProcessMemory
- System policy modification
PID:5108

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" Get-MpPreference -verbose
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4004

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Defense Evasion

Modify Registry

4

T1112

Impair Defenses

3

T1562

Disable or Modify Tools

3

T1562.001

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qux3rvwv.u3r.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/4004-9-0x0000015223A70000-0x0000015223A92000-memory.dmp

Filesize
136KB

Download
memory/4004-10-0x00007FFC20920000-0x00007FFC213E1000-memory.dmp

Filesize
10.8MB

Download
memory/4004-11-0x0000015223B50000-0x0000015223B60000-memory.dmp

Filesize
64KB

Download
memory/4004-12-0x0000015223B50000-0x0000015223B60000-memory.dmp

Filesize
64KB

Download
memory/4004-15-0x00007FFC20920000-0x00007FFC213E1000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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