abe4b69c68e665babb5081f5e2f8aa027f745f1840ec02a7335860504cefca3a

Analysis

max time kernel
118s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
29/02/2024, 07:15

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General

Target

HEUR-Trojan-Downloader.Win32.Upatre.exe
Size

35KB
MD5

f6d27dafbcc2076ec98e43a707d49d7c
SHA1

48fe49cbe648726e7f2469fda19df5e1daf2a9d8
SHA256

abe4b69c68e665babb5081f5e2f8aa027f745f1840ec02a7335860504cefca3a
SHA512

d5f46afbefa989df034533ede573286196abc180f2f75c28b856dbc43d62e4a20f6e2e9eaa8c923cc203b7229cde29b8eff4bb65a3a9d5fecdafe33d9502d9d9
SSDEEP

384:kguzjEChqLcBsFNQiviL//U8fYppTfiTfEvkpLutEBa4u+:klAL/vW//pf/f/uUv

Score

9^/10

Malware Config

Signatures

Detects executables built or packed with MPress PE compressor 4 IoCs

resource	yara_rule
behavioral1/memory/2224-0-0x0000000000400000-0x000000000040B000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/files/0x000900000001224e-9.dat	INDICATOR_EXE_Packed_MPress
behavioral1/memory/2224-10-0x0000000000400000-0x000000000040B000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/2508-15-0x0000000000400000-0x000000000040B000-memory.dmp	INDICATOR_EXE_Packed_MPress

Executes dropped EXE 1 IoCs

pid	Process
2508	budha.exe

Loads dropped DLL 1 IoCs

pid	Process
2224	HEUR-Trojan-Downloader.Win32.Upatre.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 2224 wrote to memory of 2508	2224	HEUR-Trojan-Downloader.Win32.Upatre.exe	28
PID 2224 wrote to memory of 2508	2224	HEUR-Trojan-Downloader.Win32.Upatre.exe	28
PID 2224 wrote to memory of 2508	2224	HEUR-Trojan-Downloader.Win32.Upatre.exe	28
PID 2224 wrote to memory of 2508	2224	HEUR-Trojan-Downloader.Win32.Upatre.exe	28

C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan-Downloader.Win32.Upatre.exe
"C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan-Downloader.Win32.Upatre.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2224
- C:\Users\Admin\AppData\Local\Temp\budha.exe
  "C:\Users\Admin\AppData\Local\Temp\budha.exe"
  2⤵
  - Executes dropped EXE
  PID:2508

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

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

Filesize
35KB

MD5
6ec7e502d8b5e895a6154131b239c81d

SHA1
f70c662fdb7539486e8815c5914bbbc22ec0111d

SHA256
eec7bfe9fd1536d534e2e00c0d23db6e2600dfa7f9b5ae4f703c45344b580e7a

SHA512
8b22833977c0451248852c53510aa213cfcc019b9c711a4c97483d128822b0843226f9aa5eebd1aa193a83bfdccc1de85b8fe02c6dff26f1ce7ce93994b181b9

Download Submit
memory/2224-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2224-3-0x00000000004C0000-0x00000000004C7000-memory.dmp

Filesize
28KB

Download
memory/2224-1-0x0000000000560000-0x0000000000561000-memory.dmp

Filesize
4KB

Download
memory/2224-8-0x0000000000720000-0x000000000072B000-memory.dmp

Filesize
44KB

Download
memory/2224-10-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2508-13-0x0000000001CE0000-0x0000000001CE7000-memory.dmp

Filesize
28KB

Download
memory/2508-11-0x0000000001EA0000-0x0000000001EA1000-memory.dmp

Filesize
4KB

Download
memory/2508-14-0x0000000001CE0000-0x0000000001CE7000-memory.dmp

Filesize
28KB

Download
memory/2508-15-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download