upatre | 63463a610fea5ef1e61f1e1c971eb4f37b7eb96e12371965e7b547c31ecc3574

Analysis

max time kernel
149s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-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
Executes dropped EXE 1 IoCs

Processes:

szgfw.exe

pid process

2832 szgfw.exe
Loads dropped DLL 2 IoCs

Processes:

f154021e7f4d232f969a67d3c07f548a_JaffaCakes118.exe

pid process

2504 f154021e7f4d232f969a67d3c07f548a_JaffaCakes118.exe
2504 f154021e7f4d232f969a67d3c07f548a_JaffaCakes118.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2832	szgfw.exe

pid	process
2504	f154021e7f4d232f969a67d3c07f548a_JaffaCakes118.exe
2504	f154021e7f4d232f969a67d3c07f548a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

f154021e7f4d232f969a67d3c07f548a_JaffaCakes118.exe

description	pid	process	target process
PID 2504 wrote to memory of 2832	2504	f154021e7f4d232f969a67d3c07f548a_JaffaCakes118.exe	szgfw.exe
PID 2504 wrote to memory of 2832	2504	f154021e7f4d232f969a67d3c07f548a_JaffaCakes118.exe	szgfw.exe
PID 2504 wrote to memory of 2832	2504	f154021e7f4d232f969a67d3c07f548a_JaffaCakes118.exe	szgfw.exe
PID 2504 wrote to memory of 2832	2504	f154021e7f4d232f969a67d3c07f548a_JaffaCakes118.exe	szgfw.exe

C:\Users\Admin\AppData\Local\Temp\f154021e7f4d232f969a67d3c07f548a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f154021e7f4d232f969a67d3c07f548a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2504

C:\Users\Admin\AppData\Local\Temp\szgfw.exe
"C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
2⤵
- Executes dropped EXE
PID:2832

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\szgfw.exe
Filesize
13KB

MD5
9df9a647289971ca583a415116d294b5

SHA1
b94c61caa2d4430bf4cac315425047dac0a92bed

SHA256
16959a9f9fabe76b64ecf31d5d668e1e115dc633417e76a17e07059c17510c83

SHA512
16e2ea34c4421af51f3eb71c10fb7ab6f6e01eac1fc48d00d9a7f12917e2f4f01a7471b2bcd8edd244c5727293471620e43f0d272423ddba90df2127ea19bf7c

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