Analysis
- max time kernel
292s - max time network
298s - platform
windows10-1703_x64 - resource
win10-20240404-en - resource tags
- submitted
20/06/2024, 23:48
General
- Target f2c9155cfe4489096e511e436be5940f6f94612f91c57021a74b4be3cbda2f9a.exe
- Size 4.8MB
- Sample240620-3thd8asgjd
- SHA256 f2c9155cfe4489096e511e436be5940f6f94612f91c57021a74b4be3cbda2f9a
Malware Config
Extracted
-
socks5systemz
-
bgpkicy.com
-
http://bgpkicy.com/search/?q=67e28dd86d5ff028450dff177c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978f571ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff718c2e8969f3c
Signatures
- Detect Socks5Systemz Payload 1 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 1 IoCs
- Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
- 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
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\f2c9155cfe4489096e511e436be5940f6f94612f91c57021a74b4be3cbda2f9a.exe"C:\Users\Admin\AppData\Local\Temp\f2c9155cfe4489096e511e436be5940f6f94612f91c57021a74b4be3cbda2f9a.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-JMT44.tmp\f2c9155cfe4489096e511e436be5940f6f94612f91c57021a74b4be3cbda2f9a.tmp"C:\Users\Admin\AppData\Local\Temp\is-JMT44.tmp\f2c9155cfe4489096e511e436be5940f6f94612f91c57021a74b4be3cbda2f9a.tmp" /SL5="$50202,4811953,54272,C:\Users\Admin\AppData\Local\Temp\f2c9155cfe4489096e511e436be5940f6f94612f91c57021a74b4be3cbda2f9a.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exe"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exe"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
audialstunebite32_64.exe
f2c9155cfe4489096e511e436be5940f6f94612f91c57021a74b4be3cbda2f9a.tmp
_iscrypt.dll
memory/512-67-0x0000000000400000-0x0000000000414000-memory.dmp
memory/512-3-0x0000000000401000-0x000000000040B000-memory.dmp
memory/512-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4512-10-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/4512-68-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/4752-107-0x0000000000400000-0x0000000000660000-memory.dmp
memory/4752-91-0x0000000000400000-0x0000000000660000-memory.dmp
memory/4752-128-0x0000000000400000-0x0000000000660000-memory.dmp
memory/4752-125-0x0000000000400000-0x0000000000660000-memory.dmp
memory/4752-69-0x0000000000400000-0x0000000000660000-memory.dmp
memory/4752-72-0x0000000000400000-0x0000000000660000-memory.dmp
memory/4752-75-0x0000000000400000-0x0000000000660000-memory.dmp
memory/4752-78-0x0000000000400000-0x0000000000660000-memory.dmp
memory/4752-81-0x0000000000400000-0x0000000000660000-memory.dmp
memory/4752-82-0x00000000024D0000-0x0000000002572000-memory.dmp
memory/4752-86-0x0000000000400000-0x0000000000660000-memory.dmp
memory/4752-66-0x0000000000400000-0x0000000000660000-memory.dmp
memory/4752-94-0x0000000000400000-0x0000000000660000-memory.dmp
memory/4752-97-0x0000000000400000-0x0000000000660000-memory.dmp
memory/4752-100-0x0000000000400000-0x0000000000660000-memory.dmp
memory/4752-103-0x0000000000400000-0x0000000000660000-memory.dmp
memory/4752-122-0x0000000000400000-0x0000000000660000-memory.dmp
memory/4752-110-0x0000000000400000-0x0000000000660000-memory.dmp
memory/4752-113-0x0000000000400000-0x0000000000660000-memory.dmp
memory/4752-116-0x0000000000400000-0x0000000000660000-memory.dmp
memory/4752-119-0x0000000000400000-0x0000000000660000-memory.dmp
memory/5028-59-0x0000000000400000-0x0000000000660000-memory.dmp
memory/5028-61-0x0000000000400000-0x0000000000660000-memory.dmp
memory/5028-63-0x0000000000400000-0x0000000000660000-memory.dmp