Overview
overview
10Static
static
33d0feb3f06...18.exe
windows7-x64
103d0feb3f06...18.exe
windows10-2004-x64
7$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3uninstall.exe
windows7-x64
7uninstall.exe
windows10-2004-x64
7$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3Analysis
-
max time kernel
135s -
max time network
107s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
13-05-2024 23:42
Static task
static1
Behavioral task
behavioral1
Sample
3d0feb3f0686dd409e054545835722aa_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
3d0feb3f0686dd409e054545835722aa_JaffaCakes118.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240419-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240508-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral7
Sample
uninstall.exe
Resource
win7-20240220-en
Behavioral task
behavioral8
Sample
uninstall.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240508-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240508-en
General
-
Target
uninstall.exe
-
Size
63KB
-
MD5
f8d6ebf478d5bfade14535f056b9b66f
-
SHA1
483a691dcb923101626bafb87b584deb9d74f61c
-
SHA256
343fb9291ce225ff187b288cd5283038e9b49014abcf92c6ab59ee2b771685b3
-
SHA512
bf9fd99357cf678af0c75f9c880267e5d6c6424ddef70217c909a70efc14a2a1fbc8b1e2f3da5c5cc7eb96ed9aef7ca9d542bbb74faad06c197c00ffaabcf075
-
SSDEEP
1536:CU+dcy3fxBk9UmZHs/hcSgdLeAyNGdsjrRDN:CNzPHk9MpcSceAbsHv
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
Processes:
Un_A.exepid process 2988 Un_A.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
NSIS installer 2 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe nsis_installer_1 C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe nsis_installer_2 -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
uninstall.exedescription pid process target process PID 4684 wrote to memory of 2988 4684 uninstall.exe Un_A.exe PID 4684 wrote to memory of 2988 4684 uninstall.exe Un_A.exe PID 4684 wrote to memory of 2988 4684 uninstall.exe Un_A.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\uninstall.exe"C:\Users\Admin\AppData\Local\Temp\uninstall.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe"C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\2⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
-
C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exeFilesize
63KB
MD5f8d6ebf478d5bfade14535f056b9b66f
SHA1483a691dcb923101626bafb87b584deb9d74f61c
SHA256343fb9291ce225ff187b288cd5283038e9b49014abcf92c6ab59ee2b771685b3
SHA512bf9fd99357cf678af0c75f9c880267e5d6c6424ddef70217c909a70efc14a2a1fbc8b1e2f3da5c5cc7eb96ed9aef7ca9d542bbb74faad06c197c00ffaabcf075