metasploit | 1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe

General

Target

1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe
Size

208KB
MD5

7556c1a8c5b4026c4a1d1b552613bc0f
SHA1

05a5709e41de04bef2300fff5c8bece57521f6ef
SHA256

1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe
SHA512

fd19f78e61efabf34f87ee8ba3b020c3fc685a952b583a465b27cd237d9b2199512a74aac4e96af6c0b70e3aac92e5bf2f0bec6be2f26ae65c065762223a4350
SSDEEP

3072:x2M4zzaAfGDZlWFu9QMYxvWy5sbdKBt5xV9mDs4xa:x2HCAfrVWyybdKBt5xV9mDs4xa

Score

10^/10

metasploit backdoor evasion persistence trojan upx

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Signatures

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit

Modifies firewall policy service 2 TTPs 4 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List	igfxdj86.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxdj86.exe = "C:\\Windows\\SysWOW64\\igfxdj86.exe:*:Enabled:Intel Driver Config"	igfxdj86.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	igfxdj86.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxdj86.exe = "C:\\Windows\\SysWOW64\\igfxdj86.exe:*:Enabled:Intel Driver Config"	igfxdj86.exe

Executes dropped EXE 2 IoCs

pid	Process
332	igfxdj86.exe
620	igfxdj86.exe

UPX packed file 11 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1344-56-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1344-58-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1344-59-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1344-61-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1344-63-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1344-64-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1344-65-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1344-66-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1344-83-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/620-84-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/620-85-0x0000000000400000-0x000000000044B000-memory.dmp	upx

Deletes itself 1 IoCs

pid	Process
620	igfxdj86.exe

Loads dropped DLL 2 IoCs

pid	Process
1344	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe
1344	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	igfxdj86.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Intel Driver Config = "C:\\Windows\\SysWOW64\\igfxdj86.exe"	igfxdj86.exe

Maps connected drives based on registry 3 TTPs 4 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	igfxdj86.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	igfxdj86.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe
File opened for modification	C:\Windows\SysWOW64\igfxdj86.exe	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe
File created	C:\Windows\SysWOW64\igfxdj86.exe	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe
File opened for modification	C:\Windows\SysWOW64\	igfxdj86.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1204 set thread context of 1344	1204	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe	27
PID 332 set thread context of 620	332	igfxdj86.exe	29

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 4 IoCs

pid	Process
1344	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe
1344	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe
620	igfxdj86.exe
620	igfxdj86.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1204 wrote to memory of 1344	1204	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe	27
PID 1204 wrote to memory of 1344	1204	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe	27
PID 1204 wrote to memory of 1344	1204	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe	27
PID 1204 wrote to memory of 1344	1204	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe	27
PID 1204 wrote to memory of 1344	1204	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe	27
PID 1204 wrote to memory of 1344	1204	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe	27
PID 1204 wrote to memory of 1344	1204	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe	27
PID 1344 wrote to memory of 332	1344	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe	28
PID 1344 wrote to memory of 332	1344	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe	28
PID 1344 wrote to memory of 332	1344	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe	28
PID 1344 wrote to memory of 332	1344	1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe	28
PID 332 wrote to memory of 620	332	igfxdj86.exe	29
PID 332 wrote to memory of 620	332	igfxdj86.exe	29
PID 332 wrote to memory of 620	332	igfxdj86.exe	29
PID 332 wrote to memory of 620	332	igfxdj86.exe	29
PID 332 wrote to memory of 620	332	igfxdj86.exe	29
PID 332 wrote to memory of 620	332	igfxdj86.exe	29
PID 332 wrote to memory of 620	332	igfxdj86.exe	29
PID 620 wrote to memory of 1288	620	igfxdj86.exe	9
PID 620 wrote to memory of 1288	620	igfxdj86.exe	9

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1288
- C:\Users\Admin\AppData\Local\Temp\1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe
  "C:\Users\Admin\AppData\Local\Temp\1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1204
- - C:\Users\Admin\AppData\Local\Temp\1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe
    "C:\Users\Admin\AppData\Local\Temp\1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe.exe"
    3⤵
    - Loads dropped DLL
    - Maps connected drives based on registry
    - Drops file in System32 directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1344
  - - C:\Windows\SysWOW64\igfxdj86.exe
      "C:\Windows\SysWOW64\igfxdj86.exe" C:\Users\Admin\AppData\Local\Temp\1B1500~1.EXE
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious use of WriteProcessMemory
      PID:332
    - - C:\Windows\SysWOW64\igfxdj86.exe
        
        "C:\Windows\SysWOW64\igfxdj86.exe" C:\Users\Admin\AppData\Local\Temp\1B1500~1.EXE
        5⤵
        Modifies firewall policy service
        Executes dropped EXE
        Deletes itself
        Adds Run key to start application
        Maps connected drives based on registry
        Drops file in System32 directory
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:620

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

2

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\igfxdj86.exe

Filesize
208KB

MD5
7556c1a8c5b4026c4a1d1b552613bc0f

SHA1
05a5709e41de04bef2300fff5c8bece57521f6ef

SHA256
1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe

SHA512
fd19f78e61efabf34f87ee8ba3b020c3fc685a952b583a465b27cd237d9b2199512a74aac4e96af6c0b70e3aac92e5bf2f0bec6be2f26ae65c065762223a4350

Download Submit
C:\Windows\SysWOW64\igfxdj86.exe

Filesize
208KB

MD5
7556c1a8c5b4026c4a1d1b552613bc0f

SHA1
05a5709e41de04bef2300fff5c8bece57521f6ef

SHA256
1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe

SHA512
fd19f78e61efabf34f87ee8ba3b020c3fc685a952b583a465b27cd237d9b2199512a74aac4e96af6c0b70e3aac92e5bf2f0bec6be2f26ae65c065762223a4350

Download Submit
C:\Windows\SysWOW64\igfxdj86.exe

Filesize
208KB

MD5
7556c1a8c5b4026c4a1d1b552613bc0f

SHA1
05a5709e41de04bef2300fff5c8bece57521f6ef

SHA256
1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe

SHA512
fd19f78e61efabf34f87ee8ba3b020c3fc685a952b583a465b27cd237d9b2199512a74aac4e96af6c0b70e3aac92e5bf2f0bec6be2f26ae65c065762223a4350

Download Submit
\Windows\SysWOW64\igfxdj86.exe

Filesize
208KB

MD5
7556c1a8c5b4026c4a1d1b552613bc0f

SHA1
05a5709e41de04bef2300fff5c8bece57521f6ef

SHA256
1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe

SHA512
fd19f78e61efabf34f87ee8ba3b020c3fc685a952b583a465b27cd237d9b2199512a74aac4e96af6c0b70e3aac92e5bf2f0bec6be2f26ae65c065762223a4350

Download Submit
\Windows\SysWOW64\igfxdj86.exe

Filesize
208KB

MD5
7556c1a8c5b4026c4a1d1b552613bc0f

SHA1
05a5709e41de04bef2300fff5c8bece57521f6ef

SHA256
1b1500b7ffd21f7aff0035b931ae34c69dbc9b2476c6cb5da4e1f47b3176efbe

SHA512
fd19f78e61efabf34f87ee8ba3b020c3fc685a952b583a465b27cd237d9b2199512a74aac4e96af6c0b70e3aac92e5bf2f0bec6be2f26ae65c065762223a4350

Download Submit
memory/620-85-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/620-84-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1288-86-0x00000000029E0000-0x00000000029FE000-memory.dmp

Filesize
120KB

Download
memory/1344-61-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1344-66-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1344-65-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1344-64-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1344-63-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1344-62-0x0000000074DE1000-0x0000000074DE3000-memory.dmp

Filesize
8KB

Download
memory/1344-55-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1344-59-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1344-83-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1344-58-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1344-56-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads