3111a555d35dbef71be08a4f7138a0af54a7aef2fd6dc8b50711f21c26b56a7a

General

Target

3111a555d35dbef71be08a4f7138a0af54a7aef2fd6dc8b50711f21c26b56a7aN.exe
Size

8.7MB
MD5

68ff85b07c43083f533eacfe2b405fe0
SHA1

74ee6001a57ec6514923494002428f02f4214c7b
SHA256

3111a555d35dbef71be08a4f7138a0af54a7aef2fd6dc8b50711f21c26b56a7a
SHA512

c20077ffbd3cf0f698bc1a232eb4fd38de18bf0494f5bacdd0f025e444b62931618223f0df139857bc788e4623d9916c0ec370b8541dd3a4f99247136f264608
SSDEEP

196608:hCbGPZmVfjsCbGPZmVfjiCbGPZmVfjsCbGPZmVfj2CbGPZmVfjsCbGPZmVfjiCbZ:0GmVNGmVrGmVNGmVnGmVNGmVrGmVNGmF

Score

6^/10

defense_evasion discovery persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\2 = "C:\\ProgramData\\winmgr107.exe"	3111a555d35dbef71be08a4f7138a0af54a7aef2fd6dc8b50711f21c26b56a7aN.exe

Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 1 IoCs

When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

defense_evasion

SIP and Trust Provider Hijacking

T1553.003

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Temp\3111a555d35dbef71be08a4f7138a0af54a7aef2fd6dc8b50711f21c26b56a7aN.exe:Zone.Identifier:$DATA	3111a555d35dbef71be08a4f7138a0af54a7aef2fd6dc8b50711f21c26b56a7aN.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3111a555d35dbef71be08a4f7138a0af54a7aef2fd6dc8b50711f21c26b56a7aN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NOTEPAD.EXE

NTFS ADS 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Temp\3111a555d35dbef71be08a4f7138a0af54a7aef2fd6dc8b50711f21c26b56a7aN.exe:Zone.Identifier:$DATA	3111a555d35dbef71be08a4f7138a0af54a7aef2fd6dc8b50711f21c26b56a7aN.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2372	3111a555d35dbef71be08a4f7138a0af54a7aef2fd6dc8b50711f21c26b56a7aN.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 1956	2372	3111a555d35dbef71be08a4f7138a0af54a7aef2fd6dc8b50711f21c26b56a7aN.exe	30
PID 2372 wrote to memory of 1956	2372	3111a555d35dbef71be08a4f7138a0af54a7aef2fd6dc8b50711f21c26b56a7aN.exe	30
PID 2372 wrote to memory of 1956	2372	3111a555d35dbef71be08a4f7138a0af54a7aef2fd6dc8b50711f21c26b56a7aN.exe	30
PID 2372 wrote to memory of 1956	2372	3111a555d35dbef71be08a4f7138a0af54a7aef2fd6dc8b50711f21c26b56a7aN.exe	30
PID 1956 wrote to memory of 2344	1956	cmd.exe	32
PID 1956 wrote to memory of 2344	1956	cmd.exe	32
PID 1956 wrote to memory of 2344	1956	cmd.exe	32
PID 1956 wrote to memory of 2344	1956	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\3111a555d35dbef71be08a4f7138a0af54a7aef2fd6dc8b50711f21c26b56a7aN.exe
"C:\Users\Admin\AppData\Local\Temp\3111a555d35dbef71be08a4f7138a0af54a7aef2fd6dc8b50711f21c26b56a7aN.exe"
1⤵
- Adds Run key to start application
- Subvert Trust Controls: Mark-of-the-Web Bypass
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c start C:\PROGRA~3\3111A5~1.TXT
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1956
- - C:\Windows\SysWOW64\NOTEPAD.EXE
    "C:\Windows\system32\NOTEPAD.EXE" C:\PROGRA~3\3111a555d35dbef71be08a4f7138a0af54a7aef2fd6dc8b50711f21c26b56a7aN.exe.txt
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2344

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

SIP and Trust Provider Hijacking

1

T1553.003

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\PROGRA~3\3111a555d35dbef71be08a4f7138a0af54a7aef2fd6dc8b50711f21c26b56a7aN.exe.txt

Filesize
992B

MD5
c8cf7247d4cfc99a7582a42d13df4c08

SHA1
317f5588af0b3b6374c436fb00084c522fd78a83

SHA256
78bd99781e971622f1573bccf2ae9cdd7a7498cf81c1875afc65913e1083b1d0

SHA512
5dd86b7ba388e5d2ad61b1c69589f42c36eec23a04b3cece0941133e0cf0e8a6f1f3aa2242d87af72db725b4b96032dadae72b3be98af3cfce5786ad8c08c357

Download Submit
memory/1956-9-0x00000000024E0000-0x00000000025E0000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads