Analysis
- max time kernel
120s - max time network
124s - platform
windows7_x64 - resource
win7-20231215-en - resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system - submitted
29/01/2024, 14:09
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20231129-en
15 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20231222-en
17 signatures
150 seconds
Behavioral task
behavioral3
Sample
$PLUGINSDIR/INetC.dll
Resource
win7-20231215-en
2 signatures
150 seconds
Behavioral task
behavioral4
Sample
$PLUGINSDIR/INetC.dll
Resource
win10v2004-20231215-en
2 signatures
150 seconds
Behavioral task
behavioral5
Sample
$TEMP/BroomSetup.exe
Resource
win7-20231215-en
4 signatures
150 seconds
Behavioral task
behavioral6
Sample
$TEMP/BroomSetup.exe
Resource
win10v2004-20231215-en
4 signatures
150 seconds
General
- Target $PLUGINSDIR/INetC.dll
- Size 25KB
- Sample240129-rf5rtabeb8
- SHA256 85e03805f90f72257dd41bfdaa186237218bbb0ec410ad3b6576a88ea11dccb9
- MD5 40d7eca32b2f4d29db98715dd45bfac5
- SHA1 124df3f617f562e46095776454e1c0c7bb791cc7
- SHA512 5fd4f516ce23fb7e705e150d5c1c93fc7133694ba495fb73101674a528883a013a34ab258083aa7ce6072973b067a605158316a4c9159c1b4d765761f91c513d
- SSDEEP 384:pjj9e9dE95XD+iTx58Y5oMM3O9MEoLr1VcQZ/ZwcSyekMRlZ4L4:dAvE90GuY2tO93oLrJRM7Z4E
- MD5 SHA1 SHA512 SSDEEP
Score
3/10
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 320 2216 WerFault.exe 28 - Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2228 wrote to memory of 2216 2228 rundll32.exe 28 PID 2228 wrote to memory of 2216 2228 rundll32.exe 28 PID 2228 wrote to memory of 2216 2228 rundll32.exe 28 PID 2228 wrote to memory of 2216 2228 rundll32.exe 28 PID 2228 wrote to memory of 2216 2228 rundll32.exe 28 PID 2228 wrote to memory of 2216 2228 rundll32.exe 28 PID 2228 wrote to memory of 2216 2228 rundll32.exe 28 PID 2216 wrote to memory of 320 2216 rundll32.exe 29 PID 2216 wrote to memory of 320 2216 rundll32.exe 29 PID 2216 wrote to memory of 320 2216 rundll32.exe 29 PID 2216 wrote to memory of 320 2216 rundll32.exe 29
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\INetC.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2228 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\INetC.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2216 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2216 -s 2363⤵
- Program crash
PID:320
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