Analysis
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max time kernel
130s -
max time network
104s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
05/05/2024, 01:14
Static task
static1
Behavioral task
behavioral1
Sample
1551f359e3dcefed886ffa93a0957872_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
1551f359e3dcefed886ffa93a0957872_JaffaCakes118.exe
Resource
win10v2004-20240419-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/nraigbw.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nraigbw.dll
Resource
win10v2004-20240419-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win10v2004-20240419-en
General
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Target
$PLUGINSDIR/nraigbw.dll
-
Size
153KB
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MD5
fbc2f25eece1f6307c2988c4e34d2e30
-
SHA1
a1bf3b628c671cbb1528122e554086e851ff8073
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SHA256
01ac6332290592c8d229fb2a650c7ce6fde6a3fe40025045adafb76b718cf140
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SHA512
d54f8f2bcf2183c448e336543a592f318b91cd8563a2fee436d451d82640fec1fe0927a807e505664c31b3502766cb71bc7628fa6a0b351fb271b1fa13f2909e
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SSDEEP
3072:GwnZ3VTVBYqvks53WhuXniHXOJKH+oG//ssNOdQ:/Z3RlxyHxH9GOdQ
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 4924 1528 WerFault.exe 84 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4580 wrote to memory of 1528 4580 rundll32.exe 84 PID 4580 wrote to memory of 1528 4580 rundll32.exe 84 PID 4580 wrote to memory of 1528 4580 rundll32.exe 84
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nraigbw.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4580 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nraigbw.dll,#12⤵PID:1528
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1528 -s 6003⤵
- Program crash
PID:4924
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1528 -ip 15281⤵PID:3984