upatre | d4b4be5ce7d9cde19082fff709bb4571c56ef4654e646476975934d560b45f86

Analysis

max time kernel
119s
max time network
17s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
16-08-2024 09:52

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General

Target

75f2d192ae5fc91b1ecb2d42493afd00N.exe
Size

44KB
MD5

75f2d192ae5fc91b1ecb2d42493afd00
SHA1

aa37571ddb401042c4c257987ed47511adfa978c
SHA256

d4b4be5ce7d9cde19082fff709bb4571c56ef4654e646476975934d560b45f86
SHA512

18d48d0f49d86dacca90a5382426938044d70d11f5fc921f876737dd800ac0c9f5877a8a7b7d389283e079dca6887cae1df32fab5a204c2543b5588f1cf5d770
SSDEEP

768:4f1Y9RRw/dUT6vurAAVkUOyGAv+rBzDdeMdBTOJc:SY9jw/dUT62rAA2UOWWrfflOy

Score

10^/10

upatre discovery downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
2520	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
600	75f2d192ae5fc91b1ecb2d42493afd00N.exe
600	75f2d192ae5fc91b1ecb2d42493afd00N.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	75f2d192ae5fc91b1ecb2d42493afd00N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 600 wrote to memory of 2520	600	75f2d192ae5fc91b1ecb2d42493afd00N.exe	30
PID 600 wrote to memory of 2520	600	75f2d192ae5fc91b1ecb2d42493afd00N.exe	30
PID 600 wrote to memory of 2520	600	75f2d192ae5fc91b1ecb2d42493afd00N.exe	30
PID 600 wrote to memory of 2520	600	75f2d192ae5fc91b1ecb2d42493afd00N.exe	30

C:\Users\Admin\AppData\Local\Temp\75f2d192ae5fc91b1ecb2d42493afd00N.exe
"C:\Users\Admin\AppData\Local\Temp\75f2d192ae5fc91b1ecb2d42493afd00N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:600
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:2520

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
44KB

MD5
43a8c426e47522016638ef48eea5a743

SHA1
33349bb7fa952a3ec6e51d7767a1bc86030a6d81

SHA256
57e77978f7b0bf2fa5d0e906f3890572e94801973339e228ee7a67ba89080ac3

SHA512
9bc329a90640e2783454f495c684972bdd91ff800438f252d095bf1c7f9fef308295f9e95dd5b755cf12dd3406ca352f623177ce6b5105fbc227942b66791853

Download Submit
memory/600-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/600-1-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/600-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/600-10-0x00000000004B0000-0x00000000004BB000-memory.dmp

Filesize
44KB

Download
memory/2520-15-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download