bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd

Analysis

max time kernel
140s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
03-12-2022 06:18

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General

Target

bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe
Size

36KB
MD5

f619c1e3829b40ae4c8175ca75f8ef31
SHA1

85a193c4e681924247a3bd3165521466b9a17347
SHA256

bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd
SHA512

ca02acdd0237c8076c5a123ea01bb6bb7e27733cb8a6ff3829519f97771d75542e6f8eef0a7f3e2564276b3f2e17a7fd600e6cb7934a55e27bbe9cb329af88cd
SSDEEP

384:Fg2Q5RCxRtY9LYf685qgxUhYcgbZe67TIW0DsSAR:NQyTtWLC68MvmcghHOLA

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\StormCodec_Helper = "C:\\Windows\\system32\\QT3.exe"	bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Cursors\bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe	bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe
File opened for modification	C:\Windows\Cursors\bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe	bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.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 3 IoCs

pid	Process
2036	bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe
1628	bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe
1360	bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2036	bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1628	bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe
Token: SeDebugPrivilege	1360	bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2036	bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe
1628	bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe
1360	bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 1628	2036	bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe	28
PID 2036 wrote to memory of 1628	2036	bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe	28
PID 2036 wrote to memory of 1628	2036	bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe	28
PID 2036 wrote to memory of 1628	2036	bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe	28

C:\Users\Admin\AppData\Local\Temp\bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe
"C:\Users\Admin\AppData\Local\Temp\bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Windows\Cursors\bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe
  C:\Windows\Cursors\bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe
  2⤵
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1628

C:\Windows\Cursors\bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe
C:\Windows\Cursors\bf6fb09da38347d2b68691919a9cf6f9dbaacf318e75cfb2305d3618f80d34dd.exe
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1360

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1628-56-0x0000000000000000-mapping.dmp

Download
memory/1628-59-0x0000000075501000-0x0000000075503000-memory.dmp

Filesize
8KB

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