purecrypter | dce05561ae5582a0a5e716dcd273ed4b9359eb5a2fb556d103c63dc75f03622e

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
07-02-2023 22:48

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General

Target

7b36da4da4db96852a59a1a428554a55.exe
Size

1.3MB
MD5

7b36da4da4db96852a59a1a428554a55
SHA1

9b5d0528b3f85f54f5aae5305a9f602e0a4ae834
SHA256

dce05561ae5582a0a5e716dcd273ed4b9359eb5a2fb556d103c63dc75f03622e
SHA512

828634d3b27f246ed0988a397cead98c0bd6e9023525e0069cb8e57581d53e7066bc92998c6f8d76c4713b79de8f35ffb28323b5dfec0e0f6fa304217738d5cf
SSDEEP

24576:R+DS4BrH+eG0G+dqeUh80qIMt6RvXWpBtnZ6Nk3:R+DS4BqeI+drIzRPmBtZyk

Score

10^/10

purecrypter redline hexo-software downloader infostealer loader spyware

Malware Config

Extracted

Family

redline

Botnet

HEXO-SOFTWARE

amrican-sport-live-stream.cc:4581

Attributes

auth_value
fea440ffae02b6f56d7b00fe8105ccb8

Signatures

Detect PureCrypter injector 1 IoCs

loader

Processes:

resource	yara_rule
behavioral1/memory/1480-55-0x0000000004CF0000-0x0000000004F6C000-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

Processes:

7b36da4da4db96852a59a1a428554a55.exe

description pid process target process

PID 1480 set thread context of 1008 1480 7b36da4da4db96852a59a1a428554a55.exe InstallUtil.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

InstallUtil.exe

pid process

1008 InstallUtil.exe
1008 InstallUtil.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

7b36da4da4db96852a59a1a428554a55.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 1480 7b36da4da4db96852a59a1a428554a55.exe
Token: SeDebugPrivilege 1008 InstallUtil.exe

description	pid	process	target process
PID 1480 set thread context of 1008	1480	7b36da4da4db96852a59a1a428554a55.exe	InstallUtil.exe

pid	process
1008	InstallUtil.exe
1008	InstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	1480	7b36da4da4db96852a59a1a428554a55.exe
Token: SeDebugPrivilege	1008	InstallUtil.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

7b36da4da4db96852a59a1a428554a55.exe

description	pid	process	target process
PID 1480 wrote to memory of 1008	1480	7b36da4da4db96852a59a1a428554a55.exe	InstallUtil.exe
PID 1480 wrote to memory of 1008	1480	7b36da4da4db96852a59a1a428554a55.exe	InstallUtil.exe
PID 1480 wrote to memory of 1008	1480	7b36da4da4db96852a59a1a428554a55.exe	InstallUtil.exe
PID 1480 wrote to memory of 1008	1480	7b36da4da4db96852a59a1a428554a55.exe	InstallUtil.exe
PID 1480 wrote to memory of 1008	1480	7b36da4da4db96852a59a1a428554a55.exe	InstallUtil.exe
PID 1480 wrote to memory of 1008	1480	7b36da4da4db96852a59a1a428554a55.exe	InstallUtil.exe
PID 1480 wrote to memory of 1008	1480	7b36da4da4db96852a59a1a428554a55.exe	InstallUtil.exe
PID 1480 wrote to memory of 1008	1480	7b36da4da4db96852a59a1a428554a55.exe	InstallUtil.exe
PID 1480 wrote to memory of 1008	1480	7b36da4da4db96852a59a1a428554a55.exe	InstallUtil.exe
PID 1480 wrote to memory of 1008	1480	7b36da4da4db96852a59a1a428554a55.exe	InstallUtil.exe
PID 1480 wrote to memory of 1008	1480	7b36da4da4db96852a59a1a428554a55.exe	InstallUtil.exe
PID 1480 wrote to memory of 1008	1480	7b36da4da4db96852a59a1a428554a55.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\7b36da4da4db96852a59a1a428554a55.exe
"C:\Users\Admin\AppData\Local\Temp\7b36da4da4db96852a59a1a428554a55.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1480

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:1008

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1008-62-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1008-57-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1008-58-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1008-60-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1008-64-0x0000000000444E9E-mapping.dmp

Download
memory/1008-63-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1008-66-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1008-68-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1008-69-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/1008-70-0x00000000758B1000-0x00000000758B3000-memory.dmp

Filesize
8KB

Download
memory/1480-55-0x0000000004CF0000-0x0000000004F6C000-memory.dmp

Filesize
2.5MB

Download
memory/1480-56-0x00000000043F0000-0x0000000004450000-memory.dmp

Filesize
384KB

Download
memory/1480-54-0x00000000001D0000-0x0000000000318000-memory.dmp

Filesize
1.3MB

Download