blustealer | d4480d07c420969d1a3fa0f5520bc27017fca825b45ed625fe10a7f6f6852e84

General

Target

MV NEW LONDON EAGLE.exe
Size

694KB
MD5

eba4d2ae1e21dd2d6d8fffe408d6adbd
SHA1

ec8874543247658819ebd6dfbf8f14c2b4a4f0a3
SHA256

d4480d07c420969d1a3fa0f5520bc27017fca825b45ed625fe10a7f6f6852e84
SHA512

61b468f07f61f4884584831bc0b6c675b4bda274ffeaafc02c1082d72e4b86bda40b55655a99c519ef3368dd033f2f485c9fa84f7be4fcc8cf15950abf299f4b

Score

10^/10

blustealer stormkitty collection stealer

Malware Config

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 4 IoCs

resource	yara_rule
behavioral1/memory/268-75-0x0000000000090000-0x00000000000AA000-memory.dmp	family_stormkitty
behavioral1/memory/268-76-0x00000000000A4F6E-mapping.dmp	family_stormkitty
behavioral1/memory/268-78-0x0000000000090000-0x00000000000AA000-memory.dmp	family_stormkitty
behavioral1/memory/268-80-0x0000000000090000-0x00000000000AA000-memory.dmp	family_stormkitty

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe

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
4	icanhazip.com

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1148 set thread context of 1108	1148	MV NEW LONDON EAGLE.exe	27
PID 1108 set thread context of 268	1108	MV NEW LONDON EAGLE.exe	28

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	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	268	AppLaunch.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1108	MV NEW LONDON EAGLE.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1148 wrote to memory of 1108	1148	MV NEW LONDON EAGLE.exe	27
PID 1148 wrote to memory of 1108	1148	MV NEW LONDON EAGLE.exe	27
PID 1148 wrote to memory of 1108	1148	MV NEW LONDON EAGLE.exe	27
PID 1148 wrote to memory of 1108	1148	MV NEW LONDON EAGLE.exe	27
PID 1148 wrote to memory of 1108	1148	MV NEW LONDON EAGLE.exe	27
PID 1148 wrote to memory of 1108	1148	MV NEW LONDON EAGLE.exe	27
PID 1148 wrote to memory of 1108	1148	MV NEW LONDON EAGLE.exe	27
PID 1148 wrote to memory of 1108	1148	MV NEW LONDON EAGLE.exe	27
PID 1148 wrote to memory of 1108	1148	MV NEW LONDON EAGLE.exe	27
PID 1108 wrote to memory of 268	1108	MV NEW LONDON EAGLE.exe	28
PID 1108 wrote to memory of 268	1108	MV NEW LONDON EAGLE.exe	28
PID 1108 wrote to memory of 268	1108	MV NEW LONDON EAGLE.exe	28
PID 1108 wrote to memory of 268	1108	MV NEW LONDON EAGLE.exe	28
PID 1108 wrote to memory of 268	1108	MV NEW LONDON EAGLE.exe	28
PID 1108 wrote to memory of 268	1108	MV NEW LONDON EAGLE.exe	28
PID 1108 wrote to memory of 268	1108	MV NEW LONDON EAGLE.exe	28
PID 1108 wrote to memory of 268	1108	MV NEW LONDON EAGLE.exe	28
PID 1108 wrote to memory of 268	1108	MV NEW LONDON EAGLE.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe

C:\Users\Admin\AppData\Local\Temp\MV NEW LONDON EAGLE.exe
"C:\Users\Admin\AppData\Local\Temp\MV NEW LONDON EAGLE.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1148
- C:\Users\Admin\AppData\Local\Temp\MV NEW LONDON EAGLE.exe
  "C:\Users\Admin\AppData\Local\Temp\MV NEW LONDON EAGLE.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1108
- - 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:268

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/268-73-0x0000000000090000-0x00000000000AA000-memory.dmp

Filesize
104KB

Download
memory/268-80-0x0000000000090000-0x00000000000AA000-memory.dmp

Filesize
104KB

Download
memory/268-78-0x0000000000090000-0x00000000000AA000-memory.dmp

Filesize
104KB

Download
memory/268-75-0x0000000000090000-0x00000000000AA000-memory.dmp

Filesize
104KB

Download
memory/1108-72-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/1108-82-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/1108-61-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/1108-63-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/1108-65-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/1108-68-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/1108-60-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/1148-54-0x0000000000BA0000-0x0000000000C54000-memory.dmp

Filesize
720KB

Download
memory/1148-58-0x0000000005180000-0x00000000051F2000-memory.dmp

Filesize
456KB

Download
memory/1148-57-0x00000000002E0000-0x00000000002EC000-memory.dmp

Filesize
48KB

Download
memory/1148-56-0x0000000000330000-0x0000000000348000-memory.dmp

Filesize
96KB

Download
memory/1148-55-0x0000000074C11000-0x0000000074C13000-memory.dmp

Filesize
8KB

Download
memory/1148-59-0x0000000000760000-0x0000000000790000-memory.dmp

Filesize
192KB

Download

Analysis

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