Overview
overview
9Static
static
75f70839884...18.exe
windows7-x64
95f70839884...18.exe
windows10-2004-x64
9$PLUGINSDI...ck.dll
windows7-x64
3$PLUGINSDI...ck.dll
windows10-2004-x64
3$PLUGINSDI...os.dll
windows7-x64
3$PLUGINSDI...os.dll
windows10-2004-x64
3$PLUGINSDI...ig.dll
windows7-x64
3$PLUGINSDI...ig.dll
windows10-2004-x64
3$PLUGINSDI...pt.dll
windows7-x64
3$PLUGINSDI...pt.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...fo.dll
windows7-x64
3$PLUGINSDI...fo.dll
windows10-2004-x64
3$PLUGINSDI...or.dll
windows7-x64
3$PLUGINSDI...or.dll
windows10-2004-x64
3$PLUGINSDIR/inetc.dll
windows7-x64
3$PLUGINSDIR/inetc.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3$PLUGINSDI...ON.dll
windows7-x64
7$PLUGINSDI...ON.dll
windows10-2004-x64
77za.exe
windows7-x64
17za.exe
windows10-2004-x64
1Analysis
-
max time kernel
142s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
20-05-2024 13:57
Behavioral task
behavioral1
Sample
5f70839884545fefcf9deb097e9f391a_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
5f70839884545fefcf9deb097e9f391a_JaffaCakes118.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/CRCCheck.dll
Resource
win7-20240215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/CRCCheck.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/ExecDos.dll
Resource
win7-20240419-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/ExecDos.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/IpConfig.dll
Resource
win7-20240508-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/IpConfig.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/NSISEncrypt.dll
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/NSISEncrypt.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240220-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win7-20240215-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/WmiInspector.dll
Resource
win7-20231129-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/WmiInspector.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/inetc.dll
Resource
win7-20240508-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/inetc.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240419-en
Behavioral task
behavioral20
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/nsJSON.dll
Resource
win7-20240221-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/nsJSON.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral23
Sample
7za.exe
Resource
win7-20240221-en
Behavioral task
behavioral24
Sample
7za.exe
Resource
win10v2004-20240508-en
General
-
Target
$PLUGINSDIR/nsJSON.dll
-
Size
7KB
-
MD5
b9cd1b0fd3af89892348e5cc3108dce7
-
SHA1
f7bc59bf631303facfc970c0da67a73568e1dca6
-
SHA256
49b173504eb9cd07e42a3c4deb84c2cd3f3b49c7fb0858aee43ddfc64660e384
-
SHA512
fdcbdd21b831a92ca686aab5b240f073a89a08588e42439564747cad9160d79cfa8e3c103b6b4f2917684c1a591880203b4303418b85bc040f9f00b6658b0c90
-
SSDEEP
96:Zw8NZ0x0OOdzJt0TwYKj7W/NYDNd9fQ6blfW+KrWC69r7ncnrD6Qdm:6e/7vAmrHblfW3iCmDcru
Malware Config
Signatures
-
resource yara_rule behavioral22/memory/2696-0-0x0000000075040000-0x000000007504A000-memory.dmp upx behavioral22/memory/2696-2-0x0000000075040000-0x000000007504A000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 2880 2696 WerFault.exe 90 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5112 wrote to memory of 2696 5112 rundll32.exe 90 PID 5112 wrote to memory of 2696 5112 rundll32.exe 90 PID 5112 wrote to memory of 2696 5112 rundll32.exe 90
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsJSON.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:5112 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsJSON.dll,#12⤵PID:2696
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2696 -s 6003⤵
- Program crash
PID:2880
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2696 -ip 26961⤵PID:448
-
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=1416 --field-trial-handle=3088,i,14310325015283915034,7660943942870463106,262144 --variations-seed-version /prefetch:81⤵PID:2508