Overview
overview
9Static
static
9Solarًa.zip
windows7-x64
1Solarًa.zip
windows10-2004-x64
1Solar/auto...st.lua
windows7-x64
3Solar/auto...st.lua
windows10-2004-x64
3Solar/auto...t2.lua
windows7-x64
3Solar/auto...t2.lua
windows10-2004-x64
3Solar/locales/af.pak
windows7-x64
3Solar/locales/af.pak
windows10-2004-x64
3Solar/locales/am.pak
windows7-x64
3Solar/locales/am.pak
windows10-2004-x64
3Solar/locales/ar.pak
windows7-x64
3Solar/locales/ar.pak
windows10-2004-x64
3Solar/locales/bg.pak
windows7-x64
3Solar/locales/bg.pak
windows10-2004-x64
3Solar/locales/bn.pak
windows7-x64
3Solar/locales/bn.pak
windows10-2004-x64
3Solar/locales/ca.pak
windows7-x64
3Solar/locales/ca.pak
windows10-2004-x64
3Solar/locales/cs.pak
windows7-x64
3Solar/locales/cs.pak
windows10-2004-x64
3Solar/locales/da.pak
windows7-x64
3Solar/locales/da.pak
windows10-2004-x64
3Solar/locales/de.pak
windows7-x64
3Solar/locales/de.pak
windows10-2004-x64
3Solar/locales/el.pak
windows7-x64
3Solar/locales/el.pak
windows10-2004-x64
3Solar/loca...GB.pak
windows7-x64
3Solar/loca...GB.pak
windows10-2004-x64
3Solar/loca...US.pak
windows7-x64
3Solar/loca...US.pak
windows10-2004-x64
3Solar/loca...19.pak
windows7-x64
3Solar/loca...19.pak
windows10-2004-x64
3Analysis
-
max time kernel
117s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
12-09-2024 04:00
Behavioral task
behavioral1
Sample
Solarًa.zip
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Solarًa.zip
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
Solar/autoexec/test.lua
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
Solar/autoexec/test.lua
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
Solar/autoexec/test2.lua
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
Solar/autoexec/test2.lua
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
Solar/locales/af.pak
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
Solar/locales/af.pak
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
Solar/locales/am.pak
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
Solar/locales/am.pak
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
Solar/locales/ar.pak
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
Solar/locales/ar.pak
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
Solar/locales/bg.pak
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
Solar/locales/bg.pak
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
Solar/locales/bn.pak
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
Solar/locales/bn.pak
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
Solar/locales/ca.pak
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
Solar/locales/ca.pak
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
Solar/locales/cs.pak
Resource
win7-20240903-en
Behavioral task
behavioral20
Sample
Solar/locales/cs.pak
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
Solar/locales/da.pak
Resource
win7-20240708-en
Behavioral task
behavioral22
Sample
Solar/locales/da.pak
Resource
win10v2004-20240802-en
Behavioral task
behavioral23
Sample
Solar/locales/de.pak
Resource
win7-20240903-en
Behavioral task
behavioral24
Sample
Solar/locales/de.pak
Resource
win10v2004-20240802-en
Behavioral task
behavioral25
Sample
Solar/locales/el.pak
Resource
win7-20240903-en
Behavioral task
behavioral26
Sample
Solar/locales/el.pak
Resource
win10v2004-20240802-en
Behavioral task
behavioral27
Sample
Solar/locales/en-GB.pak
Resource
win7-20240708-en
Behavioral task
behavioral28
Sample
Solar/locales/en-GB.pak
Resource
win10v2004-20240802-en
Behavioral task
behavioral29
Sample
Solar/locales/en-US.pak
Resource
win7-20240903-en
Behavioral task
behavioral30
Sample
Solar/locales/en-US.pak
Resource
win10v2004-20240802-en
Behavioral task
behavioral31
Sample
Solar/locales/es-419.pak
Resource
win7-20240903-en
Behavioral task
behavioral32
Sample
Solar/locales/es-419.pak
Resource
win10v2004-20240802-en
General
-
Target
Solar/locales/bg.pak
-
Size
912KB
-
MD5
ee5d383d9ff3bf05fe62adbd95c8e948
-
SHA1
de4bcd0d54b303a39c72f447161a411f763e160d
-
SHA256
8b8bcb2b886a39e4c00e40e3183200258d51f382c473b38dc9217e41595e59ce
-
SHA512
122b5e7e78c5ac32d8e97c63d11b9892b2795e78de8c4ae04efe097a8b25b454bc3945c48ff8f298ab51adddef36d7b2901967a54d1e8ed241f0fc907400364f
-
SSDEEP
24576:ZOCBfqWPnLYazQkEC9U3VbvcHU373ZUH3aAKUGVDoIglumpod2OQ5vGF1YoxaQ51:ZOCBfqWPnLYnWU3VbvcHU373Z83aoGVd
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
AcroRd32.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe -
Modifies registry class 9 IoCs
Processes:
rundll32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\pak_auto_file\shell\Read rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\pak_auto_file\shell\Read\command rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\pak_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\"" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_Classes\Local Settings rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\.pak\ = "pak_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\.pak rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\pak_auto_file\shell rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\pak_auto_file rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\pak_auto_file\ rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
AcroRd32.exepid process 2720 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
AcroRd32.exepid process 2720 AcroRd32.exe 2720 AcroRd32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
cmd.exerundll32.exedescription pid process target process PID 2736 wrote to memory of 2888 2736 cmd.exe rundll32.exe PID 2736 wrote to memory of 2888 2736 cmd.exe rundll32.exe PID 2736 wrote to memory of 2888 2736 cmd.exe rundll32.exe PID 2888 wrote to memory of 2720 2888 rundll32.exe AcroRd32.exe PID 2888 wrote to memory of 2720 2888 rundll32.exe AcroRd32.exe PID 2888 wrote to memory of 2720 2888 rundll32.exe AcroRd32.exe PID 2888 wrote to memory of 2720 2888 rundll32.exe AcroRd32.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\Solar\locales\bg.pak1⤵
- Suspicious use of WriteProcessMemory
PID:2736 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Solar\locales\bg.pak2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2888 -
C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Solar\locales\bg.pak"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2720
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
3KB
MD5c1ccf185bb99974bb3604823e94b8fc6
SHA1dee7b7c5afd50f4fc8381a49e6e989303744de95
SHA256418cfe135cb792b021134eb8e14b8c9e789f9b43f2c78d44ba229872388c9d92
SHA512af5c851dbfb92b095895303f9550ea36682ee8a866fe240b9f38a414491dafb9894b49a0de49bb7257b85973786d5a0c7ef9d555121239bb9fc945d16c39811f