Analysis
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max time kernel
146s -
max time network
160s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
29-02-2024 05:34
Static task
static1
Behavioral task
behavioral1
Sample
8634a3db542e996337729ffab3913e48633f6422d1cde9a6f743a42a3bf75679.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
8634a3db542e996337729ffab3913e48633f6422d1cde9a6f743a42a3bf75679.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240226-en
General
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Target
$PLUGINSDIR/System.dll
-
Size
11KB
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MD5
2ae993a2ffec0c137eb51c8832691bcb
-
SHA1
98e0b37b7c14890f8a599f35678af5e9435906e1
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SHA256
681382f3134de5c6272a49dd13651c8c201b89c247b471191496e7335702fa59
-
SHA512
2501371eb09c01746119305ba080f3b8c41e64535ff09cee4f51322530366d0bd5322ea5290a466356598027e6cda8ab360caef62dcaf560d630742e2dd9bcd9
-
SSDEEP
192:vPtkumJX7zB22kGwfy0mtVgkCPOsE1un:k702k5qpdsEQn
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 3116 4512 WerFault.exe 94 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4332 wrote to memory of 4512 4332 rundll32.exe 94 PID 4332 wrote to memory of 4512 4332 rundll32.exe 94 PID 4332 wrote to memory of 4512 4332 rundll32.exe 94
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4332 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵PID:4512
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4512 -s 6123⤵
- Program crash
PID:3116
-
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4512 -ip 45121⤵PID:1088
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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=4156 --field-trial-handle=2304,i,6987730730348465820,3913273227385401271,262144 --variations-seed-version /prefetch:81⤵PID:1796