purecrypter | 6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb

Analysis

max time kernel
53s
max time network
75s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
28-01-2023 05:06

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe
Size

6KB
MD5

30fe6fb1dc8a5a502a5f5329e1c9916a
SHA1

5c8469f036e5c49551bef187e0ef9eb2eaece686
SHA256

6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb
SHA512

cd9a2420349921226dcfe3051bb71407707858620e492146df37b86e004ece0b06888dfa00e9532c8ac094be821dfe35615da16860cc42e3b5de84bac08279b3
SSDEEP

96:rrGrR/SsBZqnORNYxe+f2G8LJEu9ZtIOaZ1Cqkkv7t893ozNt:ril6OZzserLJEIa7Nv7eq

Score

10^/10

purecrypter rhadamanthys collection discovery downloader loader spyware stealer

Malware Config

Extracted

Family

purecrypter

http://cleaning.homesecuritypc.com/packages/Ziqcrdubhyz.dat

Signatures

Detect PureCrypter injector 1 IoCs

loader

resource	yara_rule
behavioral1/memory/2708-186-0x0000000005CE0000-0x0000000005F66000-memory.dmp	family_purecrypter

Detect rhadamanthys stealer shellcode 1 IoCs

resource	yara_rule
behavioral1/memory/4444-340-0x0000000000E60000-0x0000000000E83000-memory.dmp	family_rhadamanthys

PureCrypter
PureCrypter is a .NET malware loader first seen in early 2021.
loader downloader purecrypter
Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
stealer rhadamanthys

Blocklisted process makes network request 1 IoCs

flow	pid	Process
5	3588	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
3588	rundll32.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2708 set thread context of 4444	2708	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe	70

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	rundll32.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
1432	powershell.exe
1432	powershell.exe
1432	powershell.exe
2708	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe
2708	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe
3588	rundll32.exe
3588	rundll32.exe
3588	rundll32.exe
3588	rundll32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2708	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe
Token: SeDebugPrivilege	1432	powershell.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 1432	2708	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe	66
PID 2708 wrote to memory of 1432	2708	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe	66
PID 2708 wrote to memory of 1432	2708	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe	66
PID 2708 wrote to memory of 4364	2708	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe	69
PID 2708 wrote to memory of 4364	2708	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe	69
PID 2708 wrote to memory of 4364	2708	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe	69
PID 2708 wrote to memory of 4444	2708	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe	70
PID 2708 wrote to memory of 4444	2708	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe	70
PID 2708 wrote to memory of 4444	2708	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe	70
PID 2708 wrote to memory of 4444	2708	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe	70
PID 2708 wrote to memory of 4444	2708	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe	70
PID 2708 wrote to memory of 4444	2708	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe	70
PID 2708 wrote to memory of 4444	2708	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe	70
PID 2708 wrote to memory of 4444	2708	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe	70
PID 4444 wrote to memory of 3588	4444	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe	71
PID 4444 wrote to memory of 3588	4444	6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe	71

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	rundll32.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe
"C:\Users\Admin\AppData\Local\Temp\6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1432
- C:\Users\Admin\AppData\Local\Temp\6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe
  C:\Users\Admin\AppData\Local\Temp\6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe
  2⤵
  PID:4364
- C:\Users\Admin\AppData\Local\Temp\6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe
  C:\Users\Admin\AppData\Local\Temp\6b226cdede731e178c299020f38b386e347638c1a59e7c7857fa1f7bddbca5eb.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4444
- - C:\Windows\system32\rundll32.exe
    "C:\Users\Admin\AppData\Roaming\vcredist_e56f726.dll",Options_RunDLL 0900cc00-0020-045b-0d4b-bf10c5a04cfe
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Accesses Microsoft Outlook profiles
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    - outlook_office_path
    - outlook_win_path
    PID:3588

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\vcredist_e56f726.dll

Filesize
53KB

MD5
89a21b34ec30b9531104bda39e47bd65

SHA1
d281c7d0ca5fb10c3089f8fc88b70848e92a32c6

SHA256
b41b005b38f409502332272a929cdb347c3b10c2a44b91bed28d128fc1202b69

SHA512
ee6842e17091f651db77dffaeee413c24ad47f8eac0c2ecf13bac6702328114546bbf0eb4bb71a92f2b07c0c2dc375e1904d23eba7a129489c9ce8717e4c51c1

Download Submit
\Users\Admin\AppData\Roaming\vcredist_e56f726.dll

Filesize
53KB

MD5
89a21b34ec30b9531104bda39e47bd65

SHA1
d281c7d0ca5fb10c3089f8fc88b70848e92a32c6

SHA256
b41b005b38f409502332272a929cdb347c3b10c2a44b91bed28d128fc1202b69

SHA512
ee6842e17091f651db77dffaeee413c24ad47f8eac0c2ecf13bac6702328114546bbf0eb4bb71a92f2b07c0c2dc375e1904d23eba7a129489c9ce8717e4c51c1

Download Submit
memory/1432-283-0x0000000008A90000-0x0000000008AAA000-memory.dmp

Filesize
104KB

Download
memory/1432-282-0x0000000009370000-0x00000000099E8000-memory.dmp

Filesize
6.5MB

Download
memory/1432-271-0x0000000007CE0000-0x0000000007D56000-memory.dmp

Filesize
472KB

Download
memory/1432-267-0x0000000007BE0000-0x0000000007C2B000-memory.dmp

Filesize
300KB

Download
memory/1432-266-0x0000000007950000-0x000000000796C000-memory.dmp

Filesize
112KB

Download
memory/1432-263-0x0000000006D40000-0x0000000006DA6000-memory.dmp

Filesize
408KB

Download
memory/1432-261-0x0000000006CD0000-0x0000000006D36000-memory.dmp

Filesize
408KB

Download
memory/1432-243-0x0000000006DF0000-0x0000000007418000-memory.dmp

Filesize
6.2MB

Download
memory/1432-238-0x0000000004150000-0x0000000004186000-memory.dmp

Filesize
216KB

Download
memory/2708-161-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-166-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-129-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-130-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-131-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-132-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-133-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-134-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-135-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-136-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-137-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-138-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-139-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-140-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-141-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-142-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-143-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-144-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-145-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-146-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-147-0x00000000002A0000-0x00000000002A8000-memory.dmp

Filesize
32KB

Download
memory/2708-148-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-149-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-150-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-151-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-152-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-153-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-154-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-155-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-156-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-157-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-158-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-159-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-160-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-115-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-162-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-163-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-164-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-165-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-128-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-167-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-168-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-169-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-170-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-171-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-172-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-173-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-174-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-175-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-176-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-177-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-178-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-179-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-186-0x0000000005CE0000-0x0000000005F66000-memory.dmp

Filesize
2.5MB

Download
memory/2708-187-0x0000000006500000-0x00000000069FE000-memory.dmp

Filesize
5.0MB

Download
memory/2708-188-0x0000000006100000-0x0000000006192000-memory.dmp

Filesize
584KB

Download
memory/2708-189-0x00000000053B0000-0x00000000053D2000-memory.dmp

Filesize
136KB

Download
memory/2708-191-0x0000000006BA0000-0x0000000006EF0000-memory.dmp

Filesize
3.3MB

Download
memory/2708-127-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-126-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-125-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-124-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-123-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-122-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-121-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-120-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-119-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-118-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-294-0x00000000053E0000-0x0000000005442000-memory.dmp

Filesize
392KB

Download
memory/2708-116-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/2708-117-0x0000000077AD0000-0x0000000077C5E000-memory.dmp

Filesize
1.6MB

Download
memory/3588-344-0x000001F3D4A70000-0x000001F3D4A77000-memory.dmp

Filesize
28KB

Download
memory/3588-345-0x00007FF6F8DA0000-0x00007FF6F8E9A000-memory.dmp

Filesize
1000KB

Download
memory/3588-349-0x00007FF6F8DA0000-0x00007FF6F8E9A000-memory.dmp

Filesize
1000KB

Download
memory/3588-350-0x00007FFA46B40000-0x00007FFA46B52000-memory.dmp

Filesize
72KB

Download
memory/4444-340-0x0000000000E60000-0x0000000000E83000-memory.dmp

Filesize
140KB

Download
memory/4444-332-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/4444-348-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download