Analysis
-
max time kernel
15s -
max time network
112s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
11-05-2021 14:23
General
-
Target
4ab481b5ae2542981fdd1dad55adb17109edc524fb98a4d6eca9b1606b532587.exe
-
Size
140KB
-
MD5
fe90400d46ad55cefd7a6c07384c3500
-
SHA1
ee5bd4145848975240f475a1e516ce587085a72a
-
SHA256
4ab481b5ae2542981fdd1dad55adb17109edc524fb98a4d6eca9b1606b532587
-
SHA512
809763b01f6546ac08f9927ffff9178351802b41271727e37b74c12163542767254d5e3de269be02c6c8e4efcdf2b94f94105f2d478b695355c96f3ea64d6067
Score
10/10
Malware Config
Extracted
Family
guloader
C2
https://www.mediafire.com/file/bg09a2z8p0ojruh/origin_dwqUQLYCkO21.bin/file
xor.base64
Signatures
-
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
-
Guloader Payload 1 IoCs
-
Checks QEMU agent state file 2 TTPs 1 IoCs
Checks state file used by QEMU agent, possibly to detect virtualization.
-
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
-
Suspicious use of SetWindowsHookEx 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\4ab481b5ae2542981fdd1dad55adb17109edc524fb98a4d6eca9b1606b532587.exe"C:\Users\Admin\AppData\Local\Temp\4ab481b5ae2542981fdd1dad55adb17109edc524fb98a4d6eca9b1606b532587.exe"1⤵
- Checks QEMU agent state file
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/2840-116-0x0000000002250000-0x000000000225A000-memory.dmpFilesize
40KB