purecrypter | 8601b9efdac4733e888cc949f337cfbba4140a6a441aaefe2ab391b4d637dfbc

Analysis

max time kernel
45s
max time network
49s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
08/02/2023, 01:33

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b4138222931b8458a109d11cd2194ce8.exe
Size

1.3MB
MD5

b4138222931b8458a109d11cd2194ce8
SHA1

3b78247eea213f18d0fa745860b3099238b31fe9
SHA256

8601b9efdac4733e888cc949f337cfbba4140a6a441aaefe2ab391b4d637dfbc
SHA512

8b7f99577a57e42fd9e302ed979a940fc6e64bdc6457866702af44272223c439e5128461120c68b88eed8d6d5257b7e29eb4625a62d9680cd2cf29feff3392bb
SSDEEP

24576:dpxRSasbbtRTnQ5sUm0n0m4DH5fS9Mr9CKkMcvBJsJYs45Z3S8IVej:dpfSamk5sUm0nXsCMkDBU16Z3w

Score

10^/10

purecrypter redline hwid-spoofer downloader infostealer loader spyware

Malware Config

Extracted

Family

redline

Botnet

HWID-SPOOFER

amrican-sport-live-stream.cc:4581

Attributes

auth_value
82cc1998a304a60caeeadbaf5bb109cb

Signatures

Detect PureCrypter injector 1 IoCs

loader

resource	yara_rule
behavioral1/memory/1304-55-0x0000000004DA0000-0x0000000005026000-memory.dmp	family_purecrypter

PureCrypter
PureCrypter is a .NET malware loader first seen in early 2021.
loader downloader purecrypter
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1304 set thread context of 524	1304	b4138222931b8458a109d11cd2194ce8.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
524	InstallUtil.exe
524	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1304	b4138222931b8458a109d11cd2194ce8.exe
Token: SeDebugPrivilege	524	InstallUtil.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1304 wrote to memory of 524	1304	b4138222931b8458a109d11cd2194ce8.exe	28
PID 1304 wrote to memory of 524	1304	b4138222931b8458a109d11cd2194ce8.exe	28
PID 1304 wrote to memory of 524	1304	b4138222931b8458a109d11cd2194ce8.exe	28
PID 1304 wrote to memory of 524	1304	b4138222931b8458a109d11cd2194ce8.exe	28
PID 1304 wrote to memory of 524	1304	b4138222931b8458a109d11cd2194ce8.exe	28
PID 1304 wrote to memory of 524	1304	b4138222931b8458a109d11cd2194ce8.exe	28
PID 1304 wrote to memory of 524	1304	b4138222931b8458a109d11cd2194ce8.exe	28
PID 1304 wrote to memory of 524	1304	b4138222931b8458a109d11cd2194ce8.exe	28
PID 1304 wrote to memory of 524	1304	b4138222931b8458a109d11cd2194ce8.exe	28
PID 1304 wrote to memory of 524	1304	b4138222931b8458a109d11cd2194ce8.exe	28
PID 1304 wrote to memory of 524	1304	b4138222931b8458a109d11cd2194ce8.exe	28
PID 1304 wrote to memory of 524	1304	b4138222931b8458a109d11cd2194ce8.exe	28

C:\Users\Admin\AppData\Local\Temp\b4138222931b8458a109d11cd2194ce8.exe
"C:\Users\Admin\AppData\Local\Temp\b4138222931b8458a109d11cd2194ce8.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1304
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:524

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/524-57-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/524-58-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/524-60-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/524-62-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/524-63-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/524-66-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/524-68-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/524-69-0x00000000003C0000-0x00000000003C6000-memory.dmp

Filesize
24KB

Download
memory/524-70-0x00000000762E1000-0x00000000762E3000-memory.dmp

Filesize
8KB

Download
memory/1304-55-0x0000000004DA0000-0x0000000005026000-memory.dmp

Filesize
2.5MB

Download
memory/1304-56-0x0000000004400000-0x0000000004460000-memory.dmp

Filesize
384KB

Download
memory/1304-54-0x0000000000CD0000-0x0000000000E1C000-memory.dmp

Filesize
1.3MB

Download