upatre | 63463a610fea5ef1e61f1e1c971eb4f37b7eb96e12371965e7b547c31ecc3574

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
15-04-2024 14:57

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General

Target

f154021e7f4d232f969a67d3c07f548a_JaffaCakes118.exe
Size

13KB
MD5

f154021e7f4d232f969a67d3c07f548a
SHA1

8aab0bcab51fb5b37bed2e7062a92c17386fc3ee
SHA256

63463a610fea5ef1e61f1e1c971eb4f37b7eb96e12371965e7b547c31ecc3574
SHA512

c3d04227b4012cfe05f4f96cce5c8f1974a34530620c536c3f21fd38cf5b5aedb834143e1c88868281c29e2bcb436d4c1353e720156f85d1d27369024b9ba284
SSDEEP

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

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\Control Panel\International\Geo\Nation	f154021e7f4d232f969a67d3c07f548a_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1088	szgfw.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 640 wrote to memory of 1088	640	f154021e7f4d232f969a67d3c07f548a_JaffaCakes118.exe	85
PID 640 wrote to memory of 1088	640	f154021e7f4d232f969a67d3c07f548a_JaffaCakes118.exe	85
PID 640 wrote to memory of 1088	640	f154021e7f4d232f969a67d3c07f548a_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\f154021e7f4d232f969a67d3c07f548a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f154021e7f4d232f969a67d3c07f548a_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:640
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:1088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
13KB

MD5
9df9a647289971ca583a415116d294b5

SHA1
b94c61caa2d4430bf4cac315425047dac0a92bed

SHA256
16959a9f9fabe76b64ecf31d5d668e1e115dc633417e76a17e07059c17510c83

SHA512
16e2ea34c4421af51f3eb71c10fb7ab6f6e01eac1fc48d00d9a7f12917e2f4f01a7471b2bcd8edd244c5727293471620e43f0d272423ddba90df2127ea19bf7c

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