f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd

General

Target

f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe
Size

8.9MB
MD5

b99884e75562a7dc6cf051f66534cdd9
SHA1

2ebf2196603c7a2fda5a14f28df3eaa3faf09538
SHA256

f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd
SHA512

6c60f6eb71de14dcd8ea1b47c7b100e59d5fd52ff0ba27c6dadee258d6a42d20485245fcea5496519d9ea2f258ccee3b79a95c08bbbff2db76f7976066839de9
SSDEEP

49152:K1XP6rPbNechC0bNechC0bNecIC0bNechC0bNechC0bNecO:K1+8e8e8f8e8e8F

Score

6^/10

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-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft OneDrive = "C:\\Users\\Admin\\AppData\\Local\\Chrome\\StikyNot.exe"	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2720 set thread context of 736	2720	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe	99
PID 2720 set thread context of 4860	2720	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe	100

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 2 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	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
736	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe
736	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2720 wrote to memory of 736	2720	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe	99
PID 2720 wrote to memory of 736	2720	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe	99
PID 2720 wrote to memory of 736	2720	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe	99
PID 2720 wrote to memory of 736	2720	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe	99
PID 2720 wrote to memory of 736	2720	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe	99
PID 2720 wrote to memory of 736	2720	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe	99
PID 2720 wrote to memory of 736	2720	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe	99
PID 2720 wrote to memory of 736	2720	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe	99
PID 2720 wrote to memory of 4860	2720	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe	100
PID 2720 wrote to memory of 4860	2720	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe	100
PID 2720 wrote to memory of 4860	2720	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe	100
PID 2720 wrote to memory of 4860	2720	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe	100
PID 2720 wrote to memory of 4860	2720	f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe	100

C:\Users\Admin\AppData\Local\Temp\f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe
"C:\Users\Admin\AppData\Local\Temp\f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2720
- C:\Users\Admin\AppData\Local\Temp\f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe
  "C:\Users\Admin\AppData\Local\Temp\f91fb2a8622feb3a38ba7ff4b1f6b27f41404c3a34cddefce9b1ee2c43cb58dd.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:736
- C:\Windows\SysWOW64\diskperf.exe
  "C:\Windows\SysWOW64\diskperf.exe"
  2⤵
  PID:4860

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

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

memory/736-5-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/736-7-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/736-19-0x0000000000440000-0x0000000000509000-memory.dmp

Filesize
804KB

Download
memory/736-21-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/2720-0-0x0000000000400000-0x0000000000515000-memory.dmp

Filesize
1.1MB

Download
memory/2720-1-0x0000000000810000-0x0000000000811000-memory.dmp

Filesize
4KB

Download
memory/2720-2-0x0000000000400000-0x0000000000515000-memory.dmp

Filesize
1.1MB

Download
memory/2720-3-0x0000000000810000-0x0000000000811000-memory.dmp

Filesize
4KB

Download
memory/2720-16-0x0000000000400000-0x0000000000515000-memory.dmp

Filesize
1.1MB

Download
memory/4860-10-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/4860-13-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/4860-14-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads