Analysis
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max time kernel
145s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
11/05/2024, 23:34
Static task
static1
Behavioral task
behavioral1
Sample
37216a9eaa207a3b229d1763c7a12f18_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
37216a9eaa207a3b229d1763c7a12f18_JaffaCakes118.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/mmj.dll
Resource
win7-20240508-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/mmj.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win10v2004-20240426-en
General
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Target
$PLUGINSDIR/mmj.dll
-
Size
107KB
-
MD5
00fef6fa1709a58f5b6de7f2e05bdadf
-
SHA1
08266cb5d4a93cb26503c43081bb803b7277c9bb
-
SHA256
2f826fee0b368544853eb8e17904535b172db34f475d2187b15a96c2aa273337
-
SHA512
4e8730bea893b7f69eb8e264186071fad1b1516e164c93b52206da589f95e920427c9ae7dd226df5efc7f8934de5b58be456e55af9d396932287cc0e95dc21be
-
SSDEEP
1536:BB90wgIuSssxcbmhHqTUxouw+nxLwWLoelSm4X+Mmb9hw9gJMffi:BB2Eu6Y2xtvx09GSm4uD9hmgJQK
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 4252 2412 WerFault.exe 90 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 224 wrote to memory of 2412 224 rundll32.exe 90 PID 224 wrote to memory of 2412 224 rundll32.exe 90 PID 224 wrote to memory of 2412 224 rundll32.exe 90
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\mmj.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:224 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\mmj.dll,#12⤵PID:2412
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2412 -s 6003⤵
- Program crash
PID:4252
-
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2412 -ip 24121⤵PID:1512
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3932 --field-trial-handle=2304,i,6987730730348465820,3913273227385401271,262144 --variations-seed-version /prefetch:81⤵PID:1900