Analysis
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max time kernel
150s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
21-05-2024 20:33
Static task
static1
Behavioral task
behavioral1
Sample
Purchase-Order#-09-06-2020-DSCN9862.JPG.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
Purchase-Order#-09-06-2020-DSCN9862.JPG.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
Purchase-Order#-09-06-2020-DSCN9863.JPG.exe
Resource
win7-20240419-en
Behavioral task
behavioral4
Sample
Purchase-Order#-09-06-2020-DSCN9863.JPG.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
Purchase-Order#-09-06-2020-DSCN9866.JPG.exe
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
Purchase-Order#-09-06-2020-DSCN9866.JPG.exe
Resource
win10v2004-20240508-en
General
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Target
Purchase-Order#-09-06-2020-DSCN9866.JPG.exe
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Size
72KB
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MD5
a2fa0a3020ef282e2f397ea8ec65592c
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SHA1
4c38b13f35b3116e1bd41cd84fcea154a34a89d5
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SHA256
b3b69e42ac5da2d3576a2e740f09469af31c20e6ac6b5273ef429d4a9c84c073
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SHA512
5a0f77c85d5f4e47d2ab9f39c6ee23d15c238d1d198977029e34a81887fec15ab6242c1bc93a270275a16175762b6e0b1a6481b290cf175f185de7ce27bda440
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SSDEEP
768:bcQu1aL3mNtlrHBOjwtEnWDTTzhoFROZTHi6JuBGoCjeFYrolbdM9pGMgJOmsB:bjuRtSkQWXhrZriaRoCylhdSpG3L
Malware Config
Extracted
guloader
http://ratamodu.ga/~zadmin/group/emma_tWzAetFZ73.bin
Signatures
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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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Checks QEMU agent file 2 TTPs 2 IoCs
Checks presence of QEMU agent, possibly to detect virtualization.
Processes:
Purchase-Order#-09-06-2020-DSCN9866.JPG.exePurchase-Order#-09-06-2020-DSCN9866.JPG.exedescription ioc process File opened (read-only) C:\Program Files\Qemu-ga\qemu-ga.exe Purchase-Order#-09-06-2020-DSCN9866.JPG.exe File opened (read-only) C:\Program Files\Qemu-ga\qemu-ga.exe Purchase-Order#-09-06-2020-DSCN9866.JPG.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
Purchase-Order#-09-06-2020-DSCN9866.JPG.exePurchase-Order#-09-06-2020-DSCN9866.JPG.exepid process 1336 Purchase-Order#-09-06-2020-DSCN9866.JPG.exe 5296 Purchase-Order#-09-06-2020-DSCN9866.JPG.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Purchase-Order#-09-06-2020-DSCN9866.JPG.exedescription pid process target process PID 1336 set thread context of 5296 1336 Purchase-Order#-09-06-2020-DSCN9866.JPG.exe Purchase-Order#-09-06-2020-DSCN9866.JPG.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
Purchase-Order#-09-06-2020-DSCN9866.JPG.exepid process 1336 Purchase-Order#-09-06-2020-DSCN9866.JPG.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Purchase-Order#-09-06-2020-DSCN9866.JPG.exepid process 1336 Purchase-Order#-09-06-2020-DSCN9866.JPG.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
Purchase-Order#-09-06-2020-DSCN9866.JPG.exedescription pid process target process PID 1336 wrote to memory of 5296 1336 Purchase-Order#-09-06-2020-DSCN9866.JPG.exe Purchase-Order#-09-06-2020-DSCN9866.JPG.exe PID 1336 wrote to memory of 5296 1336 Purchase-Order#-09-06-2020-DSCN9866.JPG.exe Purchase-Order#-09-06-2020-DSCN9866.JPG.exe PID 1336 wrote to memory of 5296 1336 Purchase-Order#-09-06-2020-DSCN9866.JPG.exe Purchase-Order#-09-06-2020-DSCN9866.JPG.exe PID 1336 wrote to memory of 5296 1336 Purchase-Order#-09-06-2020-DSCN9866.JPG.exe Purchase-Order#-09-06-2020-DSCN9866.JPG.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Purchase-Order#-09-06-2020-DSCN9866.JPG.exe"C:\Users\Admin\AppData\Local\Temp\Purchase-Order#-09-06-2020-DSCN9866.JPG.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
PID:1336 -
C:\Users\Admin\AppData\Local\Temp\Purchase-Order#-09-06-2020-DSCN9866.JPG.exe"C:\Users\Admin\AppData\Local\Temp\Purchase-Order#-09-06-2020-DSCN9866.JPG.exe"2⤵
- Checks QEMU agent file
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:5296