ef977f35deec3d30dceafdc1b9ba117928ce3f78156dfa63596bcdf1d0d81d8b

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
11-01-2023 18:41

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General

Target

84fa342db3e61b9a30b76763efbbfaea700476a8.exe
Size

247KB
MD5

1eed44b17228fbc5779f5bb908161e73
SHA1

84fa342db3e61b9a30b76763efbbfaea700476a8
SHA256

ef977f35deec3d30dceafdc1b9ba117928ce3f78156dfa63596bcdf1d0d81d8b
SHA512

3ac850fe79c9f20e2311898f2e9b57a4fc9f45e135b916822105afa00528fc16f73fdf89a7cfdcd020fc4c7f855a12cb8b4dd7b969146fa8e68d104b3b3e4b5a
SSDEEP

6144:w93F+3NnZo50r9uMlWr1o1XUQTH3oXx/EAOhxm09nmvc:S4tZo50r9uMlWg1ZrxtnF

Score

7^/10

Malware Config

Signatures

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1232 set thread context of 1540	1232	84fa342db3e61b9a30b76763efbbfaea700476a8.exe	84

Program crash 2 IoCs

pid	pid_target	Process	procid_target
952	1540	WerFault.exe	84
1840	1232	WerFault.exe	82

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1232 wrote to memory of 1540	1232	84fa342db3e61b9a30b76763efbbfaea700476a8.exe	84
PID 1232 wrote to memory of 1540	1232	84fa342db3e61b9a30b76763efbbfaea700476a8.exe	84
PID 1232 wrote to memory of 1540	1232	84fa342db3e61b9a30b76763efbbfaea700476a8.exe	84
PID 1232 wrote to memory of 1540	1232	84fa342db3e61b9a30b76763efbbfaea700476a8.exe	84
PID 1232 wrote to memory of 1540	1232	84fa342db3e61b9a30b76763efbbfaea700476a8.exe	84

C:\Users\Admin\AppData\Local\Temp\84fa342db3e61b9a30b76763efbbfaea700476a8.exe
"C:\Users\Admin\AppData\Local\Temp\84fa342db3e61b9a30b76763efbbfaea700476a8.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1232
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:1540
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1540 -s 16
    3⤵
    - Program crash
    PID:952
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1232 -s 240
  2⤵
  - Program crash
  PID:1840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1540 -ip 1540
1⤵
PID:1672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 1232 -ip 1232
1⤵
PID:1400

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

T1064

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1540-133-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

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