Overview
overview
10Static
static
10foo/0044d6...f7.exe
windows7-x64
1foo/0044d6...f7.exe
windows10-2004-x64
3foo/034e4c...a9.exe
windows7-x64
4foo/034e4c...a9.exe
windows10-2004-x64
4foo/035fa2...72.exe
windows7-x64
6foo/035fa2...72.exe
windows10-2004-x64
6foo/04884a...1b.exe
windows7-x64
7foo/04884a...1b.exe
windows10-2004-x64
7foo/06ed82...59.exe
windows7-x64
7foo/06ed82...59.exe
windows10-2004-x64
7foo/07470b...68.exe
windows7-x64
7foo/07470b...68.exe
windows10-2004-x64
7foo/078adb...c0.exe
windows7-x64
10foo/078adb...c0.exe
windows10-2004-x64
10foo/09e5c8...b4.exe
windows7-x64
3foo/09e5c8...b4.exe
windows10-2004-x64
3foo/0becfe...f4.exe
windows7-x64
10foo/0becfe...f4.exe
windows10-2004-x64
10foo/1a78d3...a3.exe
windows7-x64
5foo/1a78d3...a3.exe
windows10-2004-x64
7foo/1ffe82...a6.exe
windows7-x64
10foo/1ffe82...a6.exe
windows10-2004-x64
10foo/255028...e1.dll
windows7-x64
3foo/255028...e1.dll
windows10-2004-x64
3foo/27601d...cc.exe
windows7-x64
7foo/27601d...cc.exe
windows10-2004-x64
7foo/27f911...49.exe
windows7-x64
10foo/27f911...49.exe
windows10-2004-x64
10foo/28408c...c5.exe
windows7-x64
10foo/28408c...c5.exe
windows10-2004-x64
7$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3Analysis
-
max time kernel
120s -
max time network
130s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
21-12-2024 17:46
Static task
static1
Behavioral task
behavioral1
Sample
foo/0044d66e4abf7c4af6b5d207065320f7.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
foo/0044d66e4abf7c4af6b5d207065320f7.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
foo/034e4c62965f8d5dd5d5a2ce34a53ba9.exe
Resource
win7-20241023-en
Behavioral task
behavioral4
Sample
foo/034e4c62965f8d5dd5d5a2ce34a53ba9.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
foo/035fa2f2fae0a8fad733686a7d9ea772.exe
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
foo/035fa2f2fae0a8fad733686a7d9ea772.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
foo/04884a82d01d733f245d921e1f74fb1b.exe
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
foo/04884a82d01d733f245d921e1f74fb1b.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
foo/06ed82e88e1f68cc08602d7cd8ec5f59.exe
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
foo/06ed82e88e1f68cc08602d7cd8ec5f59.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
foo/07470b6ede84f02ec31ab0a601cdc068.exe
Resource
win7-20240708-en
Behavioral task
behavioral12
Sample
foo/07470b6ede84f02ec31ab0a601cdc068.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
foo/078adb95b1a0a6449d8c4ece796deac0.exe
Resource
win7-20241023-en
Behavioral task
behavioral14
Sample
foo/078adb95b1a0a6449d8c4ece796deac0.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
foo/09e5c88a0592763e0c4f30fb88d663b4.exe
Resource
win7-20240729-en
Behavioral task
behavioral16
Sample
foo/09e5c88a0592763e0c4f30fb88d663b4.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
foo/0becfedf4d0b9ad5251aca33274a4cf4.exe
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
foo/0becfedf4d0b9ad5251aca33274a4cf4.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
foo/1a78d313f2891bd468f78694814a28a3.exe
Resource
win7-20241010-en
Behavioral task
behavioral20
Sample
foo/1a78d313f2891bd468f78694814a28a3.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
foo/1ffe827beb75335731cb6f052a8ec3a6.exe
Resource
win7-20240729-en
Behavioral task
behavioral22
Sample
foo/1ffe827beb75335731cb6f052a8ec3a6.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral23
Sample
foo/255028f2f37838e92f84f27c68aaf4e1.dll
Resource
win7-20240903-en
Behavioral task
behavioral24
Sample
foo/255028f2f37838e92f84f27c68aaf4e1.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral25
Sample
foo/27601d095e5b3761d9289584415a73cc.exe
Resource
win7-20240903-en
Behavioral task
behavioral26
Sample
foo/27601d095e5b3761d9289584415a73cc.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral27
Sample
foo/27f9116902c35a9b784c703762bbd249.exe
Resource
win7-20240903-en
Behavioral task
behavioral28
Sample
foo/27f9116902c35a9b784c703762bbd249.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral29
Sample
foo/28408caa2961caecd35c9f8f7c1aecc5.exe
Resource
win7-20241010-en
Behavioral task
behavioral30
Sample
foo/28408caa2961caecd35c9f8f7c1aecc5.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral31
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral32
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
General
-
Target
foo/255028f2f37838e92f84f27c68aaf4e1.dll
-
Size
536KB
-
MD5
255028f2f37838e92f84f27c68aaf4e1
-
SHA1
64e6d06aba93b91fbda44364278f2a91e91c6cf3
-
SHA256
db04d912a4fa503b27bea546ca8160b040e3eaf8eabfa5ee0dc30b64738976e2
-
SHA512
be1f9a5005c9c446a100891c9c955336e011ba550ca7c1f5dd4dd9c3f3041ff20fa30445f117331b6d121b0e89361bead40b981c50f01ce185fa3acf2b7d00d8
-
SSDEEP
12288:oifFSc//DgKiS6ffx1qmcZrUEy5z4m2ixLCrXxsXTH3OFW:owFkKH6f5cZrUEyJ4mAkOFW
Malware Config
Signatures
-
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 3040 wrote to memory of 3044 3040 rundll32.exe 30 PID 3040 wrote to memory of 3044 3040 rundll32.exe 30 PID 3040 wrote to memory of 3044 3040 rundll32.exe 30 PID 3040 wrote to memory of 3044 3040 rundll32.exe 30 PID 3040 wrote to memory of 3044 3040 rundll32.exe 30 PID 3040 wrote to memory of 3044 3040 rundll32.exe 30 PID 3040 wrote to memory of 3044 3040 rundll32.exe 30
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\foo\255028f2f37838e92f84f27c68aaf4e1.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3040 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\foo\255028f2f37838e92f84f27c68aaf4e1.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:3044
-