blustealer | 70bca256beb6fe729ae538ac8cd338b9b913d4a0b150ca191f63d0679d1fc69d

General

Target

hesaphareketi-01.exe
Size

781KB
MD5

b57b379828ae9b57baf1b16ae1df348c
SHA1

acb3a6407b4c8ee41481bbeaadb195d6a59e6815
SHA256

70bca256beb6fe729ae538ac8cd338b9b913d4a0b150ca191f63d0679d1fc69d
SHA512

3dc2836736cf60cbb749e1612f5f7d9443bdea7f8911926d9530a15426caae00eb86a7f2827836c3c74a0c417b9a8db848d5e951af3dc547e6ce2cbed3c99a21

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 1 IoCs

resource	yara_rule
behavioral2/memory/2720-163-0x0000000000C30000-0x0000000000C4A000-memory.dmp	family_stormkitty

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3463845317-933582289-45817732-1000\Control Panel\International\Geo\Nation	hesaphareketi-01.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3463845317-933582289-45817732-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe
Key opened	\REGISTRY\USER\S-1-5-21-3463845317-933582289-45817732-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe
Key opened	\REGISTRY\USER\S-1-5-21-3463845317-933582289-45817732-1000\Software\Microsoft\Office\16.0\Outlook\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
45	icanhazip.com

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3496 set thread context of 1448	3496	hesaphareketi-01.exe	96
PID 1448 set thread context of 2720	1448	hesaphareketi-01.exe	97

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

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
4888	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
3496	hesaphareketi-01.exe
3496	hesaphareketi-01.exe
3496	hesaphareketi-01.exe
3496	hesaphareketi-01.exe
3496	hesaphareketi-01.exe
3496	hesaphareketi-01.exe
3496	hesaphareketi-01.exe
3496	hesaphareketi-01.exe
3496	hesaphareketi-01.exe
3496	hesaphareketi-01.exe
2864	powershell.exe
3496	hesaphareketi-01.exe
2864	powershell.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1448	hesaphareketi-01.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3496	hesaphareketi-01.exe
Token: SeDebugPrivilege	2864	powershell.exe
Token: SeDebugPrivilege	2720	AppLaunch.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1448	hesaphareketi-01.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 3496 wrote to memory of 2864	3496	hesaphareketi-01.exe	90
PID 3496 wrote to memory of 2864	3496	hesaphareketi-01.exe	90
PID 3496 wrote to memory of 2864	3496	hesaphareketi-01.exe	90
PID 3496 wrote to memory of 4888	3496	hesaphareketi-01.exe	92
PID 3496 wrote to memory of 4888	3496	hesaphareketi-01.exe	92
PID 3496 wrote to memory of 4888	3496	hesaphareketi-01.exe	92
PID 3496 wrote to memory of 4400	3496	hesaphareketi-01.exe	94
PID 3496 wrote to memory of 4400	3496	hesaphareketi-01.exe	94
PID 3496 wrote to memory of 4400	3496	hesaphareketi-01.exe	94
PID 3496 wrote to memory of 2404	3496	hesaphareketi-01.exe	95
PID 3496 wrote to memory of 2404	3496	hesaphareketi-01.exe	95
PID 3496 wrote to memory of 2404	3496	hesaphareketi-01.exe	95
PID 3496 wrote to memory of 1448	3496	hesaphareketi-01.exe	96
PID 3496 wrote to memory of 1448	3496	hesaphareketi-01.exe	96
PID 3496 wrote to memory of 1448	3496	hesaphareketi-01.exe	96
PID 3496 wrote to memory of 1448	3496	hesaphareketi-01.exe	96
PID 3496 wrote to memory of 1448	3496	hesaphareketi-01.exe	96
PID 3496 wrote to memory of 1448	3496	hesaphareketi-01.exe	96
PID 3496 wrote to memory of 1448	3496	hesaphareketi-01.exe	96
PID 3496 wrote to memory of 1448	3496	hesaphareketi-01.exe	96
PID 1448 wrote to memory of 2720	1448	hesaphareketi-01.exe	97
PID 1448 wrote to memory of 2720	1448	hesaphareketi-01.exe	97
PID 1448 wrote to memory of 2720	1448	hesaphareketi-01.exe	97
PID 1448 wrote to memory of 2720	1448	hesaphareketi-01.exe	97
PID 1448 wrote to memory of 2720	1448	hesaphareketi-01.exe	97

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3463845317-933582289-45817732-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3463845317-933582289-45817732-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe

C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe
"C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3496
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rDYWdqAOpr.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2864
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rDYWdqAOpr" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC82D.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:4888
- C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe
  "C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe"
  2⤵
  PID:4400
- C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe
  "C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe"
  2⤵
  PID:2404
- C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe
  "C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1448
- - 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:2720

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpC82D.tmp

Filesize
1KB

MD5
5a87ddcd8dcad7f51832740752a8240e

SHA1
9c914b869ce5bb0ecfb875e151d7e912bc829e6b

SHA256
fda2195c89a348297081df631430571fbd31a29ca75cf785f2f5cedabcb3b73c

SHA512
664dc78ae00c3090af460b5a43e5f11389ada46a7f4ca7c6e9b22fb83bbaaf6fc453f85bd742fb7450201529c28df8cf93b874e15c9affe15ae48904a90ba097

Download Submit
memory/1448-167-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1448-153-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1448-149-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1448-146-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2720-163-0x0000000000C30000-0x0000000000C4A000-memory.dmp

Filesize
104KB

Download
memory/2864-140-0x0000000002D20000-0x0000000002D56000-memory.dmp

Filesize
216KB

Download
memory/2864-155-0x0000000006C10000-0x0000000006C42000-memory.dmp

Filesize
200KB

Download
memory/2864-166-0x0000000007C80000-0x0000000007C88000-memory.dmp

Filesize
32KB

Download
memory/2864-165-0x0000000007CA0000-0x0000000007CBA000-memory.dmp

Filesize
104KB

Download
memory/2864-164-0x0000000007B90000-0x0000000007B9E000-memory.dmp

Filesize
56KB

Download
memory/2864-148-0x00000000056A0000-0x00000000056C2000-memory.dmp

Filesize
136KB

Download
memory/2864-161-0x0000000007BE0000-0x0000000007C76000-memory.dmp

Filesize
600KB

Download
memory/2864-150-0x0000000005FD0000-0x0000000006036000-memory.dmp

Filesize
408KB

Download
memory/2864-160-0x00000000077C0000-0x00000000077CA000-memory.dmp

Filesize
40KB

Download
memory/2864-154-0x0000000006660000-0x000000000667E000-memory.dmp

Filesize
120KB

Download
memory/2864-142-0x00000000058A0000-0x0000000005EC8000-memory.dmp

Filesize
6.2MB

Download
memory/2864-156-0x0000000070ED0000-0x0000000070F1C000-memory.dmp

Filesize
304KB

Download
memory/2864-157-0x0000000006BF0000-0x0000000006C0E000-memory.dmp

Filesize
120KB

Download
memory/2864-158-0x0000000008070000-0x00000000086EA000-memory.dmp

Filesize
6.5MB

Download
memory/2864-159-0x0000000007750000-0x000000000776A000-memory.dmp

Filesize
104KB

Download
memory/3496-136-0x0000000007770000-0x000000000780C000-memory.dmp

Filesize
624KB

Download
memory/3496-137-0x0000000007A10000-0x0000000007A76000-memory.dmp

Filesize
408KB

Download
memory/3496-135-0x0000000005250000-0x000000000525A000-memory.dmp

Filesize
40KB

Download
memory/3496-134-0x00000000052D0000-0x0000000005362000-memory.dmp

Filesize
584KB

Download
memory/3496-132-0x00000000007E0000-0x00000000008AA000-memory.dmp

Filesize
808KB

Download
memory/3496-133-0x0000000005880000-0x0000000005E24000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads