blustealer | d5c56ddf8cc57609f24c6a9af1964b2c51d10418edaf126ab3c8293bead46a9e

General

Target

ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe
Size

355KB
MD5

1b8441c90b20b939771406caccc6ac06
SHA1

2d3eadb90ab50cc38234624405d80bf68ffead05
SHA256

d5c56ddf8cc57609f24c6a9af1964b2c51d10418edaf126ab3c8293bead46a9e
SHA512

4f777c55c705c910632a24282339bed28549cbfcc92f2ecd1fef46e99bc01b2c114395cdd201c3801823198f22aa5aed35f131a7808116421c5a584f3775266b
SSDEEP

3072:lYcjrYOiFaVJTL/Tb4aOivVq59lIiif8H18VAagOq5QZGZH+9wqY+mhhhmitqOuv:l6O2aVJHflvVq59lekzXOq56GBKi

Score

10^/10

blustealer stormkitty collection spyware stealer

Malware Config

Extracted

Family

blustealer

C2

https://api.telegram.org/bot5567605125:AAF5a-eiGBTc0sQavelBpgmYIQTDu4ndQ8/sendMessage?chat_id=5442288318

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 1 IoCs

resource	yara_rule
behavioral2/memory/2600-142-0x0000000001000000-0x000000000101A000-memory.dmp	family_stormkitty

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\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
10	icanhazip.com

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 608 set thread context of 320	608	ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe	79
PID 320 set thread context of 2600	320	aspnet_compiler.exe	80

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
608	ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe
608	ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	608	ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe
Token: SeDebugPrivilege	2600	AppLaunch.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
320	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 608 wrote to memory of 3972	608	ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe	78
PID 608 wrote to memory of 3972	608	ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe	78
PID 608 wrote to memory of 3972	608	ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe	78
PID 608 wrote to memory of 320	608	ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe	79
PID 608 wrote to memory of 320	608	ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe	79
PID 608 wrote to memory of 320	608	ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe	79
PID 608 wrote to memory of 320	608	ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe	79
PID 608 wrote to memory of 320	608	ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe	79
PID 608 wrote to memory of 320	608	ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe	79
PID 608 wrote to memory of 320	608	ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe	79
PID 608 wrote to memory of 320	608	ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe	79
PID 320 wrote to memory of 2600	320	aspnet_compiler.exe	80
PID 320 wrote to memory of 2600	320	aspnet_compiler.exe	80
PID 320 wrote to memory of 2600	320	aspnet_compiler.exe	80
PID 320 wrote to memory of 2600	320	aspnet_compiler.exe	80
PID 320 wrote to memory of 2600	320	aspnet_compiler.exe	80

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe

C:\Users\Admin\AppData\Local\Temp\ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe
"C:\Users\Admin\AppData\Local\Temp\ΕΝΤΟΛΉ ΑΓΟΡΆς ΓΙΑ ΕΙΣΑΓΩΓΈς ΜΑΥΡΊΚΟΥ Α.Ε..exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:608
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
  2⤵
  PID:3972
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:320
- - 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:2600

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/320-135-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/320-137-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/320-140-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/320-145-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/608-132-0x00000000001F0000-0x0000000000246000-memory.dmp

Filesize
344KB

Download
memory/2600-142-0x0000000001000000-0x000000000101A000-memory.dmp

Filesize
104KB

Download
memory/2600-143-0x0000000005450000-0x00000000054B6000-memory.dmp

Filesize
408KB

Download
memory/2600-144-0x0000000005F10000-0x0000000005FAC000-memory.dmp

Filesize
624KB

Download

Analysis

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