upatre | dd6ed528b150abd375107eb3f6d9e98c4fa7fe61aa91c23e910e8b606b66cd52

Analysis

max time kernel
149s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
03-09-2024 02:22

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General

Target

63463a610fea5ef1e61f1e1c971eb4f37b7eb96e12371965e7b547c31ecc3574.exe
Size

13KB
MD5

f154021e7f4d232f969a67d3c07f548a
SHA1

8aab0bcab51fb5b37bed2e7062a92c17386fc3ee
SHA256

63463a610fea5ef1e61f1e1c971eb4f37b7eb96e12371965e7b547c31ecc3574
SHA512

c3d04227b4012cfe05f4f96cce5c8f1974a34530620c536c3f21fd38cf5b5aedb834143e1c88868281c29e2bcb436d4c1353e720156f85d1d27369024b9ba284
SSDEEP

384:6K+dKfzQHxFxRmyja4QhiP7UlY/pjK7aylryylFyylYLlmylylyy8yyCL:v+dAURFxna4QAPQlYg7aylryylFyylYw

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
2536	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
2372	63463a610fea5ef1e61f1e1c971eb4f37b7eb96e12371965e7b547c31ecc3574.exe
2372	63463a610fea5ef1e61f1e1c971eb4f37b7eb96e12371965e7b547c31ecc3574.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	63463a610fea5ef1e61f1e1c971eb4f37b7eb96e12371965e7b547c31ecc3574.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 2536	2372	63463a610fea5ef1e61f1e1c971eb4f37b7eb96e12371965e7b547c31ecc3574.exe	30
PID 2372 wrote to memory of 2536	2372	63463a610fea5ef1e61f1e1c971eb4f37b7eb96e12371965e7b547c31ecc3574.exe	30
PID 2372 wrote to memory of 2536	2372	63463a610fea5ef1e61f1e1c971eb4f37b7eb96e12371965e7b547c31ecc3574.exe	30
PID 2372 wrote to memory of 2536	2372	63463a610fea5ef1e61f1e1c971eb4f37b7eb96e12371965e7b547c31ecc3574.exe	30

C:\Users\Admin\AppData\Local\Temp\63463a610fea5ef1e61f1e1c971eb4f37b7eb96e12371965e7b547c31ecc3574.exe
"C:\Users\Admin\AppData\Local\Temp\63463a610fea5ef1e61f1e1c971eb4f37b7eb96e12371965e7b547c31ecc3574.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:2536

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

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

Filesize
13KB

MD5
39641c3fb72a9409abf72053c4c35b57

SHA1
f112e4294c1becd725590ac46d880562992477b4

SHA256
85e331fbf99f6404fe919d5a78bdfb71ec294809eaa2f76b032e0b0af4a42557

SHA512
cd6e20ed02fbdaf02755434499e6b28b9db5817fa99d1520d5028dbf9d783afdbba0342cf3bf76107ac9a0fc0c057ed6ab4f8ec021a2155734ed7cca78a6bf4c

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