Analysis
-
max time kernel
143s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
04/08/2023, 17:02
Static task
static1
Behavioral task
behavioral1
Sample
617edc0de1e77f1822ef3e93986f705758ba7ee38b59725d01cf6cabd5d98ef1exe_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
617edc0de1e77f1822ef3e93986f705758ba7ee38b59725d01cf6cabd5d98ef1exe_JC.exe
Resource
win10v2004-20230703-en
General
-
Target
617edc0de1e77f1822ef3e93986f705758ba7ee38b59725d01cf6cabd5d98ef1exe_JC.exe
-
Size
323KB
-
MD5
398168319933805c70238c679be79bdb
-
SHA1
8e42c9f4283d9544b63b77fe886abcffea2efe14
-
SHA256
617edc0de1e77f1822ef3e93986f705758ba7ee38b59725d01cf6cabd5d98ef1
-
SHA512
a839a9b0302fe8bce57d64b9236d63ebd349590de07d8e6a828f135623d316fc8d45492e9f76fee555a2025d802b668027a9385fd02ea9c5e8f55ddd22e8b599
-
SSDEEP
6144:jBe4i9+vu/x+TjVA0uIfeDcGyguqfWrUU4aeZk7v1jEoTEvFGCNE:7i9nuxuI2DhuGsf8W7Nj/EvFlu
Malware Config
Signatures
-
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
-
Checks QEMU agent file 2 TTPs 1 IoCs
Checks presence of QEMU agent, possibly to detect virtualization.
description ioc Process File opened (read-only) C:\Program Files\Qemu-ga\qemu-ga.exe 617edc0de1e77f1822ef3e93986f705758ba7ee38b59725d01cf6cabd5d98ef1exe_JC.exe -
Loads dropped DLL 1 IoCs
pid Process 3444 617edc0de1e77f1822ef3e93986f705758ba7ee38b59725d01cf6cabd5d98ef1exe_JC.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 1 IoCs
pid pid_target Process procid_target 2484 3444 WerFault.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\617edc0de1e77f1822ef3e93986f705758ba7ee38b59725d01cf6cabd5d98ef1exe_JC.exe"C:\Users\Admin\AppData\Local\Temp\617edc0de1e77f1822ef3e93986f705758ba7ee38b59725d01cf6cabd5d98ef1exe_JC.exe"1⤵
- Checks QEMU agent file
- Loads dropped DLL
PID:3444 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3444 -s 10522⤵
- Program crash
PID:2484
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3444 -ip 34441⤵PID:4652
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
11KB
MD53f176d1ee13b0d7d6bd92e1c7a0b9bae
SHA1fe582246792774c2c9dd15639ffa0aca90d6fd0b
SHA256fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
SHA5120a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6