blustealer | e04cc67c75ffcb323f8136e7b09e75c376d548d02410172aecc3ad6c5a5164af

Analysis

max time kernel
150s
max time network
69s
platform
windows10-1703_x64
resource
win10-20220901-en
resource tags

arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
submitted
15-11-2022 06:53

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General

Target

e04cc67c75ffcb323f8136e7b09e75c376d548d02410172aecc3ad6c5a5164af.exe
Size

178KB
MD5

4c70eb5f963f1f34e85c715ad58bb063
SHA1

819265e5c7fd3620bf3ad5c369a03cf9943a08a2
SHA256

e04cc67c75ffcb323f8136e7b09e75c376d548d02410172aecc3ad6c5a5164af
SHA512

85a9bec38ee3754f0b79c242cadf76f2e47b0adfcf7ae2349a98f99ef610db9fec6a33ad79ffeb53966d7f83b17694219f54e77f5d28be7e7843622be59643fc
SSDEEP

3072:1/lOLu9UAiTABwneV62r2w+E9gw8GNz2Lx0+mUXfkWwJa:1dOy9UAiTABMe82IEGCN6Zfk

Score

10^/10

blustealer stormkitty collection spyware stealer

Malware Config

Extracted

Family

blustealer

https://api.telegram.org/bot5627356603:AAG-Mx0TbSHRRW6IwndrpX3VLZdhd6C-Zac/sendMessage?chat_id=5472437377

Signatures

BluStealer
A Modular information stealer written in Visual Basic.
stealer blustealer
StormKitty
StormKitty is an open source info stealer written in C#.
stealer stormkitty

StormKitty payload 2 IoCs

resource	yara_rule
behavioral1/memory/3060-214-0x0000000005144F6E-mapping.dmp	family_stormkitty
behavioral1/memory/3060-250-0x0000000005130000-0x000000000514A000-memory.dmp	family_stormkitty

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe
Key opened	\REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe
Key opened	\REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
1	icanhazip.com

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4740 set thread context of 2504	4740	e04cc67c75ffcb323f8136e7b09e75c376d548d02410172aecc3ad6c5a5164af.exe	51
PID 2504 set thread context of 3060	2504	regsvcs.exe	67

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	AppLaunch.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	AppLaunch.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3060	AppLaunch.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2504	regsvcs.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 4740 wrote to memory of 2504	4740	e04cc67c75ffcb323f8136e7b09e75c376d548d02410172aecc3ad6c5a5164af.exe	51
PID 4740 wrote to memory of 2504	4740	e04cc67c75ffcb323f8136e7b09e75c376d548d02410172aecc3ad6c5a5164af.exe	51
PID 4740 wrote to memory of 2504	4740	e04cc67c75ffcb323f8136e7b09e75c376d548d02410172aecc3ad6c5a5164af.exe	51
PID 4740 wrote to memory of 2504	4740	e04cc67c75ffcb323f8136e7b09e75c376d548d02410172aecc3ad6c5a5164af.exe	51
PID 4740 wrote to memory of 2504	4740	e04cc67c75ffcb323f8136e7b09e75c376d548d02410172aecc3ad6c5a5164af.exe	51
PID 4740 wrote to memory of 2504	4740	e04cc67c75ffcb323f8136e7b09e75c376d548d02410172aecc3ad6c5a5164af.exe	51
PID 4740 wrote to memory of 2504	4740	e04cc67c75ffcb323f8136e7b09e75c376d548d02410172aecc3ad6c5a5164af.exe	51
PID 4740 wrote to memory of 2504	4740	e04cc67c75ffcb323f8136e7b09e75c376d548d02410172aecc3ad6c5a5164af.exe	51
PID 2504 wrote to memory of 3060	2504	regsvcs.exe	67
PID 2504 wrote to memory of 3060	2504	regsvcs.exe	67
PID 2504 wrote to memory of 3060	2504	regsvcs.exe	67
PID 2504 wrote to memory of 3060	2504	regsvcs.exe	67
PID 2504 wrote to memory of 3060	2504	regsvcs.exe	67

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe

C:\Users\Admin\AppData\Local\Temp\e04cc67c75ffcb323f8136e7b09e75c376d548d02410172aecc3ad6c5a5164af.exe
"C:\Users\Admin\AppData\Local\Temp\e04cc67c75ffcb323f8136e7b09e75c376d548d02410172aecc3ad6c5a5164af.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4740
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2504
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
    C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
    3⤵
    - Accesses Microsoft Outlook profiles
    - Checks processor information in registry
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:3060

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

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Downloads

memory/2504-184-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/2504-174-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/2504-186-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/2504-171-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/2504-187-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/2504-176-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/2504-203-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2504-169-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/2504-185-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/2504-170-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/2504-764-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2504-182-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/2504-180-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/2504-167-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2504-183-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/2504-181-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/2504-179-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/2504-173-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/2504-178-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/3060-250-0x0000000005130000-0x000000000514A000-memory.dmp

Filesize
104KB

Download
memory/3060-261-0x00000000095D0000-0x0000000009636000-memory.dmp

Filesize
408KB

Download
memory/3060-297-0x0000000009F10000-0x0000000009FAC000-memory.dmp

Filesize
624KB

Download
memory/4740-142-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-153-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-136-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-155-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-156-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-154-0x0000000000470000-0x00000000004A6000-memory.dmp

Filesize
216KB

Download
memory/4740-132-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-131-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-129-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-127-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-124-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-123-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-121-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-157-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-158-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-160-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-161-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-162-0x0000000004BE0000-0x0000000004C06000-memory.dmp

Filesize
152KB

Download
memory/4740-163-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-164-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-165-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-159-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-166-0x0000000004D50000-0x0000000004D5C000-memory.dmp

Filesize
48KB

Download
memory/4740-137-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-139-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-152-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-141-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-151-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-150-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-120-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-148-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-149-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-147-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-146-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-145-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-172-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-144-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-143-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-140-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-138-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-135-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-134-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-133-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-130-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-128-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-126-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-125-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/4740-122-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download