Analysis
- max time kernel
142s - max time network
128s - platform
windows7_x64 - resource
win7-20240215-en - resource tags
- submitted
11/05/2024, 16:11
General
- Target d0f24a09d520084eeed9438465afdf18.exe
- Size 4.8MB
- Sample240511-tmxqwseh21
- SHA256 6ea1a186c00bc5e413229023d14f239366b70689a9d7901698a7fe6ee4e13545
Malware Config
Extracted
-
socks5systemz
-
http://ckbfeda.net/search/?q=67e28dd83f0bf1291606a9177c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978f171ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a628afb12c9ec95
-
http://ckbfeda.net/search/?q=67e28dd83f0bf1291606a9177c27d78406abdd88be4b12eab517aa5c96bd86ee91824a835a8bbc896c58e713bc90c91836b5281fc235a925ed3e52d6bd974a95129070b616e96cc92be20ea778c255bbe258b90d3b4eed3233d1626a8ff810c5eb919932ce6f
Signatures
- Detect Socks5Systemz Payload 3 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 6 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.
- Suspicious use of WriteProcessMemory 15 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\d0f24a09d520084eeed9438465afdf18.exe"C:\Users\Admin\AppData\Local\Temp\d0f24a09d520084eeed9438465afdf18.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-CLEOC.tmp\d0f24a09d520084eeed9438465afdf18.tmp"C:\Users\Admin\AppData\Local\Temp\is-CLEOC.tmp\d0f24a09d520084eeed9438465afdf18.tmp" /SL5="$5014E,4762001,54272,C:\Users\Admin\AppData\Local\Temp\d0f24a09d520084eeed9438465afdf18.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Kerato DJ Prof\keratodjprof.exe"C:\Users\Admin\AppData\Local\Kerato DJ Prof\keratodjprof.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Kerato DJ Prof\keratodjprof.exe"C:\Users\Admin\AppData\Local\Kerato DJ Prof\keratodjprof.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
libeay32.dll
keratodjprof.exe
d0f24a09d520084eeed9438465afdf18.tmp
_iscrypt.dll
_isdecmp.dll
_shfoldr.dll
memory/2144-74-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2144-68-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2144-69-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2144-72-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2268-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2268-79-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2268-3-0x0000000000401000-0x000000000040B000-memory.dmp
memory/2288-80-0x0000000000400000-0x00000000004BE000-memory.dmp
memory/2288-82-0x0000000003770000-0x0000000003950000-memory.dmp
memory/2288-66-0x0000000003770000-0x0000000003950000-memory.dmp
memory/2288-16-0x0000000000400000-0x00000000004BE000-memory.dmp
memory/2488-98-0x0000000002560000-0x0000000002602000-memory.dmp
memory/2488-107-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2488-85-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2488-88-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2488-91-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2488-94-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2488-97-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2488-77-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2488-104-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2488-81-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2488-110-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2488-113-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2488-116-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2488-119-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2488-121-0x0000000002560000-0x0000000002602000-memory.dmp
memory/2488-120-0x0000000002560000-0x0000000002602000-memory.dmp
memory/2488-125-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2488-128-0x0000000000400000-0x00000000005E0000-memory.dmp