upatre | 63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350

Analysis

max time kernel
149s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
19-03-2024 20:52

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General

Target

63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350.exe
Size

101KB
MD5

6a5a05adee758e760580c9fd8fc7ddf4
SHA1

db6a09f620716ec0a1d2f963c171f33158048264
SHA256

63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350
SHA512

5b4ec1133f7902b8cb8041512d799ae313bcd86e7c109ccb6e4b68320d82800770fa042587a862e0d4c751165ac527e6e3e05182823adcb5df12fe878ff09ef6
SSDEEP

1536:iY9jw/dUT62rGdiUOWWrMu8i8N8tz8b8XtP8XtH8XtgUm2PmsZwGMTKQ:iY9CUT62/UOVMu8i8N898b8XN8X98XGx

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
2976	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
1968	63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350.exe
1968	63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1968 wrote to memory of 2976	1968	63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350.exe	28
PID 1968 wrote to memory of 2976	1968	63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350.exe	28
PID 1968 wrote to memory of 2976	1968	63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350.exe	28
PID 1968 wrote to memory of 2976	1968	63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350.exe	28

C:\Users\Admin\AppData\Local\Temp\63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350.exe
"C:\Users\Admin\AppData\Local\Temp\63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1968
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:2976

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
101KB

MD5
02e3dc1e3a02232c0b1f17026883469a

SHA1
c8004998d507871e4b9ee7b366b543178e2e334c

SHA256
f7c3539bd0a6433a72676f9d1111d80dc8b36d0e6664c3529e04a9a79ab37701

SHA512
b232d282762ad0c3e14b9cde395eb97ee2eefe5d696d1c3799d988020aa03d4256432d6f8ddb4d44346961a74fdfcb20de5eec4aeb28da3420bbacce1b4175f3

Download Submit
memory/1968-1-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/1968-10-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

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