f1850081089a75e92dda1ed55879b5205fcde1850a71bca4b7f6fb62dbff5242

Analysis

max time kernel
150s
max time network
51s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
02/02/2023, 13:34

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General

Target

1015613943aed218678cb5466ba0f0aecf240d54.exe
Size

64KB
MD5

f86a0cfa05a0abd84f9bc2d66fed57bb
SHA1

1015613943aed218678cb5466ba0f0aecf240d54
SHA256

f1850081089a75e92dda1ed55879b5205fcde1850a71bca4b7f6fb62dbff5242
SHA512

fc58f460fe42d6d503e72a0eb547957f4cce1d336882b63f2576f3546e0430c9b4a6f3fd5a9c5bcebbe27841d55b982c753b70dfbcd5a2f7454503f036d0d531
SSDEEP

768:SHHJhqZhQJTe3rDYbFRffYPYkNDKcDQLPDlRwIMKdSVpHVcVGmcj:YH02Y3Sfg/KMIyP3j

Score

7^/10

persistence

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
1252	1015613943aed218678cb5466ba0f0aecf240d54.exe

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\anistio = "C:\\Windows\\anistio.exE"	1015613943aed218678cb5466ba0f0aecf240d54.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\anistio.dll	1015613943aed218678cb5466ba0f0aecf240d54.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\anistio.exE	1015613943aed218678cb5466ba0f0aecf240d54.exe
File opened for modification	C:\Windows\anistio.exE	1015613943aed218678cb5466ba0f0aecf240d54.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1252	1015613943aed218678cb5466ba0f0aecf240d54.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1252	1015613943aed218678cb5466ba0f0aecf240d54.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1252 wrote to memory of 1288	1252	1015613943aed218678cb5466ba0f0aecf240d54.exe	16
PID 1252 wrote to memory of 1288	1252	1015613943aed218678cb5466ba0f0aecf240d54.exe	16

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1288
- C:\Users\Admin\AppData\Local\Temp\1015613943aed218678cb5466ba0f0aecf240d54.exe
  "C:\Users\Admin\AppData\Local\Temp\1015613943aed218678cb5466ba0f0aecf240d54.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1252

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Windows\SysWOW64\anistio.dll

Filesize
24KB

MD5
347ce92e7a7b01ac7e6bbc9948997976

SHA1
6de6aaf2385a622ac262628d9debf1ce4dc35f5f

SHA256
2b009e006884c2e2cc062ad9d307a8f02b072e1dbaa1d1dffb745b212a4ee2e5

SHA512
e354d3f87cceaaab70ee31ab6fcf65552b4977a7b3f184944e9685c3666f9e63239c7466e7c0fe1167813d65c0a32732fe9f74604e81e46320809af37362764a

Download Submit
memory/1288-54-0x0000000002A80000-0x0000000002A81000-memory.dmp

Filesize
4KB

Download
memory/1288-55-0x0000000002A90000-0x0000000002A91000-memory.dmp

Filesize
4KB

Download