Overview
overview
10Static
static
3309aa62b90...18.exe
windows7-x64
10309aa62b90...18.exe
windows10-2004-x64
10$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
325.html
windows7-x64
125.html
windows10-2004-x64
1catalog.js
windows7-x64
3catalog.js
windows10-2004-x64
3constants$...100.js
windows7-x64
3constants$...100.js
windows10-2004-x64
3cua700985938.html
windows7-x64
1cua700985938.html
windows10-2004-x64
1cua768556328.html
windows7-x64
1cua768556328.html
windows10-2004-x64
1cua811702334.html
windows7-x64
1cua811702334.html
windows10-2004-x64
1gkamus-uninst.exe
windows7-x64
7gkamus-uninst.exe
windows10-2004-x64
7$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3navigation.js
windows7-x64
3navigation.js
windows10-2004-x64
3writing.html
windows7-x64
1writing.html
windows10-2004-x64
1Analysis
-
max time kernel
142s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
10-05-2024 19:11
Static task
static1
Behavioral task
behavioral1
Sample
309aa62b90a286c54ffcae887aadbf0b_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
309aa62b90a286c54ffcae887aadbf0b_JaffaCakes118.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral7
Sample
25.html
Resource
win7-20240215-en
Behavioral task
behavioral8
Sample
25.html
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
catalog.js
Resource
win7-20240508-en
Behavioral task
behavioral10
Sample
catalog.js
Resource
win10v2004-20240508-en
Behavioral task
behavioral13
Sample
cua700985938.html
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
cua700985938.html
Resource
win10v2004-20240508-en
Behavioral task
behavioral15
Sample
cua768556328.html
Resource
win7-20240220-en
Behavioral task
behavioral16
Sample
cua768556328.html
Resource
win10v2004-20240508-en
Behavioral task
behavioral17
Sample
cua811702334.html
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
cua811702334.html
Resource
win10v2004-20240426-en
Behavioral task
behavioral19
Sample
gkamus-uninst.exe
Resource
win7-20240508-en
Behavioral task
behavioral20
Sample
gkamus-uninst.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral23
Sample
navigation.js
Resource
win7-20240215-en
Behavioral task
behavioral24
Sample
navigation.js
Resource
win10v2004-20240508-en
Behavioral task
behavioral25
Sample
writing.html
Resource
win7-20231129-en
Behavioral task
behavioral26
Sample
writing.html
Resource
win10v2004-20240508-en
General
-
Target
gkamus-uninst.exe
-
Size
63KB
-
MD5
6305547a12e0e04228d42228ad6a504d
-
SHA1
f0b4d68c40a5738acc4ce718e14751d67446b165
-
SHA256
1e9db3d7ce31b8804ed9768621de21cd1144c0a1b8ed7e916eeb91dca13475de
-
SHA512
ad5a4aaca3d5b70c7a0f0dd82f4f71b5f80193411720ad8812ede6a3f996efb786309566c7f22c5beca2d1b1985ade15b7fb298d24d15333756e6fe183b42378
-
SSDEEP
1536:BmZw+QfiexLgJ/RQGcrnfDjuNgdLeAyN7BcT3hoVz:BmpQFx8/qGOnfDjuNceAYcF0
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
Processes:
Au_.exepid process 2116 Au_.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
gkamus-uninst.exedescription pid process target process PID 4408 wrote to memory of 2116 4408 gkamus-uninst.exe Au_.exe PID 4408 wrote to memory of 2116 4408 gkamus-uninst.exe Au_.exe PID 4408 wrote to memory of 2116 4408 gkamus-uninst.exe Au_.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\gkamus-uninst.exe"C:\Users\Admin\AppData\Local\Temp\gkamus-uninst.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4408 -
C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Au_.exe"C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\2⤵
- Executes dropped EXE
PID:2116
-
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=4024 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:81⤵PID:3864
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Au_.exeFilesize
63KB
MD56305547a12e0e04228d42228ad6a504d
SHA1f0b4d68c40a5738acc4ce718e14751d67446b165
SHA2561e9db3d7ce31b8804ed9768621de21cd1144c0a1b8ed7e916eeb91dca13475de
SHA512ad5a4aaca3d5b70c7a0f0dd82f4f71b5f80193411720ad8812ede6a3f996efb786309566c7f22c5beca2d1b1985ade15b7fb298d24d15333756e6fe183b42378