Analysis
-
max time kernel
158s -
max time network
167s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
29-01-2023 16:55
Static task
static1
Behavioral task
behavioral1
Sample
c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe
Resource
win10v2004-20221111-en
General
-
Target
c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe
-
Size
104KB
-
MD5
5349b5908937badcc7da5a7e533ce5f2
-
SHA1
a3cccd7025d680f5f2f80180938b4a727af17fe6
-
SHA256
c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf
-
SHA512
a618120c797756e352d6bc2094da0cc7ce5f4e1eeefe7e192774b7c9e0170397e531198fc932e48b9131ab9f677a4614794cb421f667c053e73ca15d6acc97a2
-
SSDEEP
1536:vX48EADaxqABSEbn/kFxqWyGYE0X48EAD:exqABS+sPqWD
Malware Config
Extracted
guloader
http://mtspsmjeli.sch.id/cl/VK_Remcos%20v2_AxaGIU151.bin
Signatures
-
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
-
Checks QEMU agent file 2 TTPs 2 IoCs
Checks presence of QEMU agent, possibly to detect virtualization.
Processes:
c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exec79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exedescription ioc process File opened (read-only) C:\Program Files\Qemu-ga\qemu-ga.exe c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe File opened (read-only) C:\Program Files\Qemu-ga\qemu-ga.exe c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exec79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exepid process 4660 c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe 2724 c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exedescription pid process target process PID 4660 set thread context of 2724 4660 c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exepid process 4660 c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exepid process 4660 c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exedescription pid process target process PID 4660 wrote to memory of 2724 4660 c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe PID 4660 wrote to memory of 2724 4660 c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe PID 4660 wrote to memory of 2724 4660 c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe PID 4660 wrote to memory of 2724 4660 c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe"C:\Users\Admin\AppData\Local\Temp\c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe"1⤵
- Checks QEMU agent file
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe"C:\Users\Admin\AppData\Local\Temp\c79daeeb345b091760f3f1ac357454315d5d7b12792a129396b37da6a4bda5cf.exe"2⤵
- Checks QEMU agent file
- Suspicious use of NtSetInformationThreadHideFromDebugger
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/2724-144-0x00000000778A0000-0x0000000077A43000-memory.dmpFilesize
1.6MB
-
memory/2724-136-0x0000000000000000-mapping.dmp
-
memory/2724-137-0x0000000000400000-0x000000000055D000-memory.dmpFilesize
1.4MB
-
memory/2724-141-0x0000000000401000-0x0000000000506000-memory.dmpFilesize
1.0MB
-
memory/2724-143-0x00007FF9F26D0000-0x00007FF9F28C5000-memory.dmpFilesize
2.0MB
-
memory/2724-142-0x0000000000560000-0x0000000000660000-memory.dmpFilesize
1024KB
-
memory/2724-145-0x0000000000560000-0x0000000000660000-memory.dmpFilesize
1024KB
-
memory/2724-146-0x00007FF9F26D0000-0x00007FF9F28C5000-memory.dmpFilesize
2.0MB
-
memory/2724-147-0x00000000778A0000-0x0000000077A43000-memory.dmpFilesize
1.6MB
-
memory/4660-135-0x00007FF9F26D0000-0x00007FF9F28C5000-memory.dmpFilesize
2.0MB
-
memory/4660-138-0x0000000002280000-0x000000000228C000-memory.dmpFilesize
48KB
-
memory/4660-140-0x00000000778A0000-0x0000000077A43000-memory.dmpFilesize
1.6MB
-
memory/4660-134-0x0000000002280000-0x000000000228C000-memory.dmpFilesize
48KB