blustealer | 576fba66410ffbb712a8412d2469e68d4c6d4daa1f32604afa4c4d7ae51a2a63

General

Target

Hesaphareketi-01.exe
Size

1.0MB
MD5

e0f76ab7cf0e4c248e0cd12fffa4d73a
SHA1

c7de7e46a575d18360f804a4116f80c5d946edeb
SHA256

576fba66410ffbb712a8412d2469e68d4c6d4daa1f32604afa4c4d7ae51a2a63
SHA512

e7f7fca2bb3cfc552ab70ae971c7d999a7941c4248d561717606ee8980361ffe7026948598c7e5c1a6bbd2e293eee26969c0100ddb4560ef5965654b4537693b
SSDEEP

24576:7x8HnjNU3f6bI1QTBj2HwPXeJLztpOsJ/zVcuV:7OHjNMf6c1UBUJPOsJ/zSe

Score

10^/10

blustealer stormkitty collection stealer

Malware Config

Extracted

Family

blustealer

C2

https://api.telegram.org/bot5617443580:AAFX8iYrXMCASkw95O815OVGuLWLdSgh8Qo/sendMessage?chat_id=5334267822

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/5060-155-0x0000000000F30000-0x0000000000F4A000-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-1-5-21-2629973501-4017243118-3254762364-1000\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-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\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
48	icanhazip.com

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1772 set thread context of 3128	1772	Hesaphareketi-01.exe	97
PID 3128 set thread context of 5060	3128	Hesaphareketi-01.exe	98

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
1608	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
1772	Hesaphareketi-01.exe
1772	Hesaphareketi-01.exe
1772	Hesaphareketi-01.exe
1772	Hesaphareketi-01.exe
1772	Hesaphareketi-01.exe
1772	Hesaphareketi-01.exe
1772	Hesaphareketi-01.exe
1772	Hesaphareketi-01.exe
1772	Hesaphareketi-01.exe
1772	Hesaphareketi-01.exe
1772	Hesaphareketi-01.exe
4472	powershell.exe
4472	powershell.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3128	Hesaphareketi-01.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1772	Hesaphareketi-01.exe
Token: SeDebugPrivilege	4472	powershell.exe
Token: SeDebugPrivilege	5060	AppLaunch.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3128	Hesaphareketi-01.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 1772 wrote to memory of 4472	1772	Hesaphareketi-01.exe	91
PID 1772 wrote to memory of 4472	1772	Hesaphareketi-01.exe	91
PID 1772 wrote to memory of 4472	1772	Hesaphareketi-01.exe	91
PID 1772 wrote to memory of 1608	1772	Hesaphareketi-01.exe	93
PID 1772 wrote to memory of 1608	1772	Hesaphareketi-01.exe	93
PID 1772 wrote to memory of 1608	1772	Hesaphareketi-01.exe	93
PID 1772 wrote to memory of 4996	1772	Hesaphareketi-01.exe	95
PID 1772 wrote to memory of 4996	1772	Hesaphareketi-01.exe	95
PID 1772 wrote to memory of 4996	1772	Hesaphareketi-01.exe	95
PID 1772 wrote to memory of 3480	1772	Hesaphareketi-01.exe	96
PID 1772 wrote to memory of 3480	1772	Hesaphareketi-01.exe	96
PID 1772 wrote to memory of 3480	1772	Hesaphareketi-01.exe	96
PID 1772 wrote to memory of 3128	1772	Hesaphareketi-01.exe	97
PID 1772 wrote to memory of 3128	1772	Hesaphareketi-01.exe	97
PID 1772 wrote to memory of 3128	1772	Hesaphareketi-01.exe	97
PID 1772 wrote to memory of 3128	1772	Hesaphareketi-01.exe	97
PID 1772 wrote to memory of 3128	1772	Hesaphareketi-01.exe	97
PID 1772 wrote to memory of 3128	1772	Hesaphareketi-01.exe	97
PID 1772 wrote to memory of 3128	1772	Hesaphareketi-01.exe	97
PID 1772 wrote to memory of 3128	1772	Hesaphareketi-01.exe	97
PID 3128 wrote to memory of 5060	3128	Hesaphareketi-01.exe	98
PID 3128 wrote to memory of 5060	3128	Hesaphareketi-01.exe	98
PID 3128 wrote to memory of 5060	3128	Hesaphareketi-01.exe	98
PID 3128 wrote to memory of 5060	3128	Hesaphareketi-01.exe	98
PID 3128 wrote to memory of 5060	3128	Hesaphareketi-01.exe	98

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\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:1772
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\IhpGOX.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4472
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IhpGOX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4E3F.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1608
- C:\Users\Admin\AppData\Local\Temp\Hesaphareketi-01.exe
  "C:\Users\Admin\AppData\Local\Temp\Hesaphareketi-01.exe"
  2⤵
  PID:4996
- C:\Users\Admin\AppData\Local\Temp\Hesaphareketi-01.exe
  "C:\Users\Admin\AppData\Local\Temp\Hesaphareketi-01.exe"
  2⤵
  PID:3480
- 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:3128
- - 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:5060

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp4E3F.tmp

Filesize
1KB

MD5
cd2b63497b8ccf604dbf7abe182070e1

SHA1
02bafd2d56831e2ea7094f339d9325b174f191ec

SHA256
e2076fa9bf318ba203360eb7b1979871aec5b69ae4ef57cc1f09c4992975fbc7

SHA512
8d3b56e211e96d0f1a01f694c9444db1b85857487ac5af41cab934aca8b4965bb2a6aec0a2f2df19f5a9a0b982d23dd9b7dc8dfa1cf4346b0585a40f0485f5f8

Download Submit
memory/1772-135-0x0000000005500000-0x000000000550A000-memory.dmp

Filesize
40KB

Download
memory/1772-136-0x0000000008040000-0x00000000080DC000-memory.dmp

Filesize
624KB

Download
memory/1772-137-0x0000000008450000-0x00000000084B6000-memory.dmp

Filesize
408KB

Download
memory/1772-134-0x0000000005520000-0x00000000055B2000-memory.dmp

Filesize
584KB

Download
memory/1772-133-0x0000000005AD0000-0x0000000006074000-memory.dmp

Filesize
5.6MB

Download
memory/1772-132-0x0000000000A40000-0x0000000000B48000-memory.dmp

Filesize
1.0MB

Download
memory/3128-148-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/3128-167-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/3128-153-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/3128-145-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/4472-151-0x0000000006170000-0x0000000006192000-memory.dmp

Filesize
136KB

Download
memory/4472-162-0x0000000007C80000-0x0000000007C8A000-memory.dmp

Filesize
40KB

Download
memory/4472-152-0x0000000006240000-0x00000000062A6000-memory.dmp

Filesize
408KB

Download
memory/4472-140-0x0000000002FD0000-0x0000000003006000-memory.dmp

Filesize
216KB

Download
memory/4472-166-0x0000000007F30000-0x0000000007F38000-memory.dmp

Filesize
32KB

Download
memory/4472-165-0x0000000007F50000-0x0000000007F6A000-memory.dmp

Filesize
104KB

Download
memory/4472-156-0x0000000006900000-0x000000000691E000-memory.dmp

Filesize
120KB

Download
memory/4472-157-0x0000000007AD0000-0x0000000007B02000-memory.dmp

Filesize
200KB

Download
memory/4472-158-0x00000000709B0000-0x00000000709FC000-memory.dmp

Filesize
304KB

Download
memory/4472-159-0x0000000006EA0000-0x0000000006EBE000-memory.dmp

Filesize
120KB

Download
memory/4472-160-0x0000000008250000-0x00000000088CA000-memory.dmp

Filesize
6.5MB

Download
memory/4472-161-0x0000000007C10000-0x0000000007C2A000-memory.dmp

Filesize
104KB

Download
memory/4472-147-0x0000000005B40000-0x0000000006168000-memory.dmp

Filesize
6.2MB

Download
memory/4472-163-0x0000000007E90000-0x0000000007F26000-memory.dmp

Filesize
600KB

Download
memory/4472-164-0x0000000007E40000-0x0000000007E4E000-memory.dmp

Filesize
56KB

Download
memory/5060-155-0x0000000000F30000-0x0000000000F4A000-memory.dmp

Filesize
104KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads