upatre | 8d3dca33585cf75f58c79577b6aa3876873b0f16988a12dcb2581dfd92a12b74

Analysis

max time kernel
149s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
16-10-2024 23:57

Target

4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe
Size

13KB
MD5

4fba3011e04fd17086d5ff5c2343c117
SHA1

4c171f0d589d1fff41de4fcfad52351d95b1d752
SHA256

8d3dca33585cf75f58c79577b6aa3876873b0f16988a12dcb2581dfd92a12b74
SHA512

7e52f58fa04be7942fa80777a0f7cccc12ccde3d99a94ad1bd1516666b7c4386461a11b0949acba1f646186073eabf93d20b0dae1db8a65e57e052c53f09a169
SSDEEP

384:6K+dKfzQHxFxRmyja4QhiP7UlY/pjKhYsKUAylUmtybPyly9lyQ:v+dAURFxna4QAPQlYghxKUAyl9tybPyO

Score

10^/10

Upatre
Upatre is a generic malware downloader.
downloader upatre
Executes dropped EXE 1 IoCs

Processes:

szgfw.exe

pid process

2356 szgfw.exe
Loads dropped DLL 2 IoCs

Processes:

4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe

pid process

1724 4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe
1724 4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
discovery

System Language Discovery
T1614.001

Processes:

4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe

pid	process
2356	szgfw.exe

pid	process
1724	4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe
1724	4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe

description	pid	process	target process
PID 1724 wrote to memory of 2356	1724	4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe	szgfw.exe
PID 1724 wrote to memory of 2356	1724	4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe	szgfw.exe
PID 1724 wrote to memory of 2356	1724	4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe	szgfw.exe
PID 1724 wrote to memory of 2356	1724	4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe	szgfw.exe

C:\Users\Admin\AppData\Local\Temp\4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:2356

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

C:\Users\Admin\AppData\Local\Temp\szgfw.exe

Filesize
13KB

MD5
b0d13421ca279f466f4dce640554239d

SHA1
1d5abbfe407a4b72f1c9e64a92daf7b76e4dda7c

SHA256
55141b7180b6969b5fde16a678540dfc7ad81c23d6a1dfbb9492c84a3ca7f264

SHA512
b5408999fccf8a03dd41174a151501f33a4fe19b381ceb9caf7e1ee5a45ca7936acd5ed92438d9d43e42ee469f9f54e9e644d489d97d98cf57ed6d7f3bca9dcb

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