a310logger | 3049f3aa728a2c0f15dea40eb8d46c44ab1618cb8f2a1bb739cc6760aea303f5

Analysis

max time kernel
135s
max time network
122s
platform
windows10_x64
resource
win10-en-20211104
submitted
10-11-2021 04:20

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General

Target

ziraat bankasi swift mesaji.exe
Size

603KB
MD5

67fa45924a8d2a4b751ef46d5c636d63
SHA1

7baed7557107d377431e868edbce12c4df8262d6
SHA256

3049f3aa728a2c0f15dea40eb8d46c44ab1618cb8f2a1bb739cc6760aea303f5
SHA512

959d090f33848fd84d9fab32cc40b81d0a12b16c3c11ef41cf08dd6029340520d81b010f82e1177d13ff43669908d4ce832831fedfc04457c47de7804addeef4

Score

10^/10

a310logger blustealer collection spyware stealer suricata

Malware Config

Extracted

Family

blustealer

Credentials

Protocol: smtp
Host:
mail.yekamuhendislik.com
Port:
587
Username:
[email protected]
Password:
MuhasebE123*

Signatures

A310logger
A310 Logger is a .NET stealer/logger targeting passwords from browsers and email clients.
stealer spyware a310logger
BluStealer
A Modular information stealer written in Visual Basic.
stealer blustealer
suricata: ET MALWARE a310Logger Stealer Exfil (SMTP)
suricata: ET MALWARE a310Logger Stealer Exfil (SMTP)
suricata

A310logger Executable 2 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\NET4\Fox.exe	a310logger
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\NET4\Fox.exe	a310logger

Executes dropped EXE 1 IoCs

Processes:

Fox.exe

pid process

1264 Fox.exe
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

pid	process
1264	Fox.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

Fox.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Fox.exe
Key opened	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Fox.exe
Key opened	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Fox.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

ziraat bankasi swift mesaji.exe

description pid process target process

PID 2336 set thread context of 2908 2336 ziraat bankasi swift mesaji.exe ziraat bankasi swift mesaji.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
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

Processes:

schtasks.exe

pid process

1924 schtasks.exe

description	pid	process	target process
PID 2336 set thread context of 2908	2336	ziraat bankasi swift mesaji.exe	ziraat bankasi swift mesaji.exe

pid	process
1924	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

ziraat bankasi swift mesaji.exepowershell.exe

pid	process
2336	ziraat bankasi swift mesaji.exe
2336	ziraat bankasi swift mesaji.exe
2336	ziraat bankasi swift mesaji.exe
3360	powershell.exe
2336	ziraat bankasi swift mesaji.exe
3360	powershell.exe
3360	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

ziraat bankasi swift mesaji.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2336 ziraat bankasi swift mesaji.exe
Token: SeDebugPrivilege 3360 powershell.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

ziraat bankasi swift mesaji.exe

pid process

2908 ziraat bankasi swift mesaji.exe

description	pid	process
Token: SeDebugPrivilege	2336	ziraat bankasi swift mesaji.exe
Token: SeDebugPrivilege	3360	powershell.exe

pid	process
2908	ziraat bankasi swift mesaji.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

ziraat bankasi swift mesaji.exeziraat bankasi swift mesaji.exeWinMail.exe

description	pid	process	target process
PID 2336 wrote to memory of 3360	2336	ziraat bankasi swift mesaji.exe	powershell.exe
PID 2336 wrote to memory of 3360	2336	ziraat bankasi swift mesaji.exe	powershell.exe
PID 2336 wrote to memory of 3360	2336	ziraat bankasi swift mesaji.exe	powershell.exe
PID 2336 wrote to memory of 1924	2336	ziraat bankasi swift mesaji.exe	schtasks.exe
PID 2336 wrote to memory of 1924	2336	ziraat bankasi swift mesaji.exe	schtasks.exe
PID 2336 wrote to memory of 1924	2336	ziraat bankasi swift mesaji.exe	schtasks.exe
PID 2336 wrote to memory of 2908	2336	ziraat bankasi swift mesaji.exe	ziraat bankasi swift mesaji.exe
PID 2336 wrote to memory of 2908	2336	ziraat bankasi swift mesaji.exe	ziraat bankasi swift mesaji.exe
PID 2336 wrote to memory of 2908	2336	ziraat bankasi swift mesaji.exe	ziraat bankasi swift mesaji.exe
PID 2336 wrote to memory of 2908	2336	ziraat bankasi swift mesaji.exe	ziraat bankasi swift mesaji.exe
PID 2336 wrote to memory of 2908	2336	ziraat bankasi swift mesaji.exe	ziraat bankasi swift mesaji.exe
PID 2336 wrote to memory of 2908	2336	ziraat bankasi swift mesaji.exe	ziraat bankasi swift mesaji.exe
PID 2336 wrote to memory of 2908	2336	ziraat bankasi swift mesaji.exe	ziraat bankasi swift mesaji.exe
PID 2336 wrote to memory of 2908	2336	ziraat bankasi swift mesaji.exe	ziraat bankasi swift mesaji.exe
PID 2908 wrote to memory of 1264	2908	ziraat bankasi swift mesaji.exe	Fox.exe
PID 2908 wrote to memory of 1264	2908	ziraat bankasi swift mesaji.exe	Fox.exe
PID 2908 wrote to memory of 720	2908	ziraat bankasi swift mesaji.exe	WinMail.exe
PID 2908 wrote to memory of 720	2908	ziraat bankasi swift mesaji.exe	WinMail.exe
PID 2908 wrote to memory of 720	2908	ziraat bankasi swift mesaji.exe	WinMail.exe
PID 720 wrote to memory of 2444	720	WinMail.exe	WinMail.exe
PID 720 wrote to memory of 2444	720	WinMail.exe	WinMail.exe

outlook_office_path 1 IoCs

Processes:

Fox.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Fox.exe

outlook_win_path 1 IoCs

Processes:

Fox.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Fox.exe

C:\Users\Admin\AppData\Local\Temp\ziraat bankasi swift mesaji.exe
"C:\Users\Admin\AppData\Local\Temp\ziraat bankasi swift mesaji.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tFqrzHcqoZfacZ.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3360
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tFqrzHcqoZfacZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2E40.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1924
- C:\Users\Admin\AppData\Local\Temp\ziraat bankasi swift mesaji.exe
  "C:\Users\Admin\AppData\Local\Temp\ziraat bankasi swift mesaji.exe"
  2⤵
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2908
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\NET4\Fox.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\NET4\Fox.exe
    3⤵
    - Executes dropped EXE
    - Accesses Microsoft Outlook profiles
    - outlook_office_path
    - outlook_win_path
    PID:1264
- - C:\Program Files (x86)\Windows Mail\WinMail.exe
    "C:\Program Files (x86)\Windows Mail\WinMail" OCInstallUserConfigOE
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:720
  - - C:\Program Files\Windows Mail\WinMail.exe
      "C:\Program Files\Windows Mail\WinMail" OCInstallUserConfigOE
      4⤵
      PID:2444

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

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

C:\Users\Admin\AppData\Local\Temp\tmp2E40.tmp

MD5
81c0db8662487b624c7bca90dcff10c5

SHA1
99c95eacc288456bfe84cd952a7f3ea010de8c12

SHA256
6d66a79e3a96c4656d98eb8f5b09ef273843cc1bdb239b7cc3e5e039923ace2b

SHA512
a6a4195a41063ae07cd98757fb006425a666d415f9dc51f2cac0de94a07d39bd1a8671b3bb6249172ebd59b97d6d9488312f8fa5547987db96778e8a59f37ee6

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\NET4\Fox.exe

MD5
91b41651e6e9ab352805c6d35a297d08

SHA1
11b8eaa7b7941461bc952b11ec3f07d25dcd1c2e

SHA256
0872abe29cc9231cdded3a44e02a7ea17f09cf2ac2bdbd7077065858829c3723

SHA512
b0b0d73f6ac7b6e9b39db0fa58931873143f6559c3b8d3db2d82d453045f75da94f3236b6c6c5200b52af6cacc038565eb2e9c6a834608dac0b0e8bb45b1e892

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\NET4\Fox.exe

MD5
91b41651e6e9ab352805c6d35a297d08

SHA1
11b8eaa7b7941461bc952b11ec3f07d25dcd1c2e

SHA256
0872abe29cc9231cdded3a44e02a7ea17f09cf2ac2bdbd7077065858829c3723

SHA512
b0b0d73f6ac7b6e9b39db0fa58931873143f6559c3b8d3db2d82d453045f75da94f3236b6c6c5200b52af6cacc038565eb2e9c6a834608dac0b0e8bb45b1e892

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\credentials.txt

MD5
055c857272026583a61e1b5821c69a24

SHA1
ec39d34f16487682801dd2b319554cbed57feca4

SHA256
190db16bb64995e3bdea04b9e6fc1994dacfea3253a7559732205b1d41362b84

SHA512
d7833c4651683e95959107e05b07b60d2e963b9fbecd0106b329e2087d1dfc9aedb962b334e22b6b462699cbce86097d4d50ce5d1310ad098e3531efaa4e204b

Download Submit
memory/720-390-0x0000000000000000-mapping.dmp

Download
memory/1264-147-0x0000000000000000-mapping.dmp

Download
memory/1264-150-0x0000000000D80000-0x0000000000D81000-memory.dmp

Filesize
4KB

Download
memory/1264-242-0x000000001BB70000-0x000000001BB72000-memory.dmp

Filesize
8KB

Download
memory/1924-128-0x0000000000000000-mapping.dmp

Download
memory/2336-124-0x0000000004960000-0x0000000004961000-memory.dmp

Filesize
4KB

Download
memory/2336-118-0x00000000000A0000-0x00000000000A1000-memory.dmp

Filesize
4KB

Download
memory/2336-126-0x00000000083C0000-0x0000000008433000-memory.dmp

Filesize
460KB

Download
memory/2336-125-0x0000000008220000-0x0000000008221000-memory.dmp

Filesize
4KB

Download
memory/2336-123-0x0000000004C50000-0x0000000004C57000-memory.dmp

Filesize
28KB

Download
memory/2336-122-0x0000000004970000-0x0000000004971000-memory.dmp

Filesize
4KB

Download
memory/2336-121-0x00000000049E0000-0x00000000049E1000-memory.dmp

Filesize
4KB

Download
memory/2336-120-0x0000000004EE0000-0x0000000004EE1000-memory.dmp

Filesize
4KB

Download
memory/2444-391-0x0000000000000000-mapping.dmp

Download
memory/2908-142-0x0000000000D60000-0x0000000000D66000-memory.dmp

Filesize
24KB

Download
memory/2908-139-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2908-143-0x0000000000D60000-0x0000000000D6A000-memory.dmp

Filesize
40KB

Download
memory/2908-140-0x0000000000401B9C-mapping.dmp

Download
memory/3360-129-0x0000000004EB0000-0x0000000004EB1000-memory.dmp

Filesize
4KB

Download
memory/3360-141-0x0000000008390000-0x0000000008391000-memory.dmp

Filesize
4KB

Download
memory/3360-137-0x0000000008280000-0x0000000008281000-memory.dmp

Filesize
4KB

Download
memory/3360-144-0x0000000008860000-0x0000000008861000-memory.dmp

Filesize
4KB

Download
memory/3360-145-0x0000000008950000-0x0000000008951000-memory.dmp

Filesize
4KB

Download
memory/3360-146-0x0000000008C00000-0x0000000008C01000-memory.dmp

Filesize
4KB

Download
memory/3360-138-0x0000000005082000-0x0000000005083000-memory.dmp

Filesize
4KB

Download
memory/3360-136-0x0000000005080000-0x0000000005081000-memory.dmp

Filesize
4KB

Download
memory/3360-135-0x00000000081A0000-0x00000000081A1000-memory.dmp

Filesize
4KB

Download
memory/3360-134-0x0000000007AC0000-0x0000000007AC1000-memory.dmp

Filesize
4KB

Download
memory/3360-152-0x0000000004EB0000-0x0000000004EB1000-memory.dmp

Filesize
4KB

Download
memory/3360-159-0x0000000009B30000-0x0000000009B63000-memory.dmp

Filesize
204KB

Download
memory/3360-166-0x0000000009B10000-0x0000000009B11000-memory.dmp

Filesize
4KB

Download
memory/3360-171-0x0000000009C60000-0x0000000009C61000-memory.dmp

Filesize
4KB

Download
memory/3360-172-0x0000000009E40000-0x0000000009E41000-memory.dmp

Filesize
4KB

Download
memory/3360-241-0x000000007EC30000-0x000000007EC31000-memory.dmp

Filesize
4KB

Download
memory/3360-133-0x0000000007B70000-0x0000000007B71000-memory.dmp

Filesize
4KB

Download
memory/3360-243-0x0000000005083000-0x0000000005084000-memory.dmp

Filesize
4KB

Download
memory/3360-131-0x0000000005090000-0x0000000005091000-memory.dmp

Filesize
4KB

Download
memory/3360-130-0x0000000004EB0000-0x0000000004EB1000-memory.dmp

Filesize
4KB

Download
memory/3360-127-0x0000000000000000-mapping.dmp

Download