Analysis
-
max time kernel
292s -
max time network
285s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
30-05-2024 22:46
Static task
static1
Behavioral task
behavioral1
Sample
37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.exe
Resource
win10-20240404-en
General
-
Target
37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.exe
-
Size
5.9MB
-
MD5
3f21c87343ac2570c3e8039ad1bb2dea
-
SHA1
47dfa60ab6e601a53195dd14c6b727148a0ef185
-
SHA256
37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d
-
SHA512
a72b56ce19912bee26e6c5a10a799e819850309d65735eab98075c0766161435a4da08c44ff969d7d11bcbfb3f4c094f6a880f72f8cab8fadf97ab4a673e3436
-
SSDEEP
98304:mt834logbLItG0Vaz3ad96LPhhwWQ06NaEM4qpJ2N+YgTUjAN/ZIqckI0ihWGXiO:rsI4BqghwxaftaN+PTUMN/ZRI02U7cLJ
Malware Config
Signatures
-
Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/32-88-0x0000000002320000-0x00000000023C2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
-
Executes dropped EXE 3 IoCs
Processes:
37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmpringtonemakerfe.exeringtonemakerfe.exepid process 1180 37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmp 4888 ringtonemakerfe.exe 32 ringtonemakerfe.exe -
Loads dropped DLL 3 IoCs
Processes:
37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmppid process 1180 37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmp 1180 37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmp 1180 37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmp -
Unexpected DNS network traffic destination 2 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 91.211.247.248 Destination IP 91.211.247.248 -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmppid process 1180 37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.exe37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmpdescription pid process target process PID 2796 wrote to memory of 1180 2796 37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.exe 37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmp PID 2796 wrote to memory of 1180 2796 37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.exe 37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmp PID 2796 wrote to memory of 1180 2796 37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.exe 37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmp PID 1180 wrote to memory of 4888 1180 37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmp ringtonemakerfe.exe PID 1180 wrote to memory of 4888 1180 37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmp ringtonemakerfe.exe PID 1180 wrote to memory of 4888 1180 37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmp ringtonemakerfe.exe PID 1180 wrote to memory of 32 1180 37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmp ringtonemakerfe.exe PID 1180 wrote to memory of 32 1180 37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmp ringtonemakerfe.exe PID 1180 wrote to memory of 32 1180 37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmp ringtonemakerfe.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.exe"C:\Users\Admin\AppData\Local\Temp\37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2796 -
C:\Users\Admin\AppData\Local\Temp\is-LC5NP.tmp\37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmp"C:\Users\Admin\AppData\Local\Temp\is-LC5NP.tmp\37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmp" /SL5="$70220,5977211,54272,C:\Users\Admin\AppData\Local\Temp\37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1180 -
C:\Users\Admin\AppData\Local\Ringtone Maker FE\ringtonemakerfe.exe"C:\Users\Admin\AppData\Local\Ringtone Maker FE\ringtonemakerfe.exe" -i3⤵
- Executes dropped EXE
PID:4888
-
-
C:\Users\Admin\AppData\Local\Ringtone Maker FE\ringtonemakerfe.exe"C:\Users\Admin\AppData\Local\Ringtone Maker FE\ringtonemakerfe.exe" -s3⤵
- Executes dropped EXE
PID:32
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
3.4MB
MD5eb200b018a96facd0570ab212ce06378
SHA1398743cc717dd4de5da468f77fb42202dbb33bc7
SHA2563349a0d56677d86ebc01adee03e306275216d8b9cdd50a9a373cd851342ad575
SHA512e78b2220a527c2dc6a1866492f50d8be491ecbc6e088ebbe6db8406cb60ce9bbd6574c47306b8e40ebd44b45760a41431282091331ad534217a5649782a02105
-
C:\Users\Admin\AppData\Local\Temp\is-LC5NP.tmp\37e9d46a9421806cf662b3e168af16f982b781be3a8bad44b21590fbb39ca99d.tmp
Filesize680KB
MD5b7289eddee858433e99222c056f54576
SHA14d972cde373fcf8df259be1b5fcafe44357ea64b
SHA2562bb15c78f05c5000fab1bded860ca7c0059345c5d29fd542210172cada980478
SHA51238eb10b404204958e1dc593118ef186feb647309d84f6396d533818b725ab434173101bc29f11b076ef5c23e406209be8c2be968cc20d7922ae9588b2b9ce22a
-
Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
-
Filesize
13KB
MD5a813d18268affd4763dde940246dc7e5
SHA1c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4