af7f5dd829bf5db51f496cb939321cb3d4da1e69f99daba7c8057fdfd69989d8

Analysis

max time kernel
137s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
07/08/2023, 02:25

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General

Target

af7f5dd829bf5db51f496cb939321cb3d4da1e69f99daba7c8057fdfd69989d8.exe
Size

259KB
MD5

1398fc67d57f82857c063ae16240fd11
SHA1

302a7f96e51c4c04413df5411b5241a5a1848d0b
SHA256

af7f5dd829bf5db51f496cb939321cb3d4da1e69f99daba7c8057fdfd69989d8
SHA512

5c7caedccda1b882a78158054ba8e924f8ebf4060931598b2a9df8b3b4f6d5427208d4451ff471ae9a31ca8979faf5d5bec21e5bcaf8ccbdb7aa2b5855f7607a
SSDEEP

6144:vYa6A/V/DtbInza0hRdqdq2rTW3p4TSFfEXTSOq:vY2NRuz3UwSTQpEVpq

Score

7^/10

persistence

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2216	af7f5dd829bf5db51f496cb939321cb3d4da1e69f99daba7c8057fdfd69989d8.exe

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-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vfoktpyienvrb = "C:\\Users\\Admin\\AppData\\Roaming\\scxhqmvrbkgp\\yueairnwgclhqa.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\af7f5dd829bf5db51f496cb939321cb3"	af7f5dd829bf5db51f496cb939321cb3d4da1e69f99daba7c8057fdfd69989d8.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2216 set thread context of 1660	2216	af7f5dd829bf5db51f496cb939321cb3d4da1e69f99daba7c8057fdfd69989d8.exe	81

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1660	af7f5dd829bf5db51f496cb939321cb3d4da1e69f99daba7c8057fdfd69989d8.exe
1660	af7f5dd829bf5db51f496cb939321cb3d4da1e69f99daba7c8057fdfd69989d8.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2216	af7f5dd829bf5db51f496cb939321cb3d4da1e69f99daba7c8057fdfd69989d8.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 1660	2216	af7f5dd829bf5db51f496cb939321cb3d4da1e69f99daba7c8057fdfd69989d8.exe	81
PID 2216 wrote to memory of 1660	2216	af7f5dd829bf5db51f496cb939321cb3d4da1e69f99daba7c8057fdfd69989d8.exe	81
PID 2216 wrote to memory of 1660	2216	af7f5dd829bf5db51f496cb939321cb3d4da1e69f99daba7c8057fdfd69989d8.exe	81
PID 2216 wrote to memory of 1660	2216	af7f5dd829bf5db51f496cb939321cb3d4da1e69f99daba7c8057fdfd69989d8.exe	81

C:\Users\Admin\AppData\Local\Temp\af7f5dd829bf5db51f496cb939321cb3d4da1e69f99daba7c8057fdfd69989d8.exe
"C:\Users\Admin\AppData\Local\Temp\af7f5dd829bf5db51f496cb939321cb3d4da1e69f99daba7c8057fdfd69989d8.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Users\Admin\AppData\Local\Temp\af7f5dd829bf5db51f496cb939321cb3d4da1e69f99daba7c8057fdfd69989d8.exe
  "C:\Users\Admin\AppData\Local\Temp\af7f5dd829bf5db51f496cb939321cb3d4da1e69f99daba7c8057fdfd69989d8.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1660

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsqF9B4.tmp\pfqmxnv.dll

Filesize
14KB

MD5
34ed233e02e47f32909aa30af48f22c1

SHA1
6f084097a3ce4e7a39562cb64cc2188c56dc9a4f

SHA256
2bd26f25377055d13676e8278c421c1434911597509e4e708c81e16c4ffe004a

SHA512
e5ebdd11a9520b158670631df4e97f8e585b293ef056be9834b0ebc8c78ca26429f3b1d069e6ffcad0253e97241f795a3bd1bf363c14715d860d65325e2aa8dd

Download Submit
memory/1660-140-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/1660-141-0x0000000000A30000-0x0000000000D7A000-memory.dmp

Filesize
3.3MB

Download
memory/1660-142-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2216-138-0x0000000002340000-0x0000000002342000-memory.dmp

Filesize
8KB

Download