Analysis
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max time kernel
148s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20250129-en -
resource tags
arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system -
submitted
31-01-2025 07:36
Static task
static1
Behavioral task
behavioral1
Sample
ZamwienieZ22012914_pdf.scr.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
ZamwienieZ22012914_pdf.scr.exe
Resource
win10v2004-20250129-en
General
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Target
ZamwienieZ22012914_pdf.scr.exe
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Size
30KB
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MD5
a3ca0227df6bd50b5003370490c34291
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SHA1
4ad313dd3ffb98b09b64b60d7917e7a23f9215f9
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SHA256
030c16ffccb55c4a06c3b93d11390e7b2c5b218e220594d45c9fb02f622b856c
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SHA512
26c5b2d581d3b4fcb9a9de5b5788aad5a5aea1e565686238e5cc25a011bd6e99e80ccf78f09d9792182233059deb6e31164cb3282d014c5269e01411a1b4021b
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SSDEEP
768:pA+1wxzNk46+kBeNpTBZGPz4y/FL7BykIB:pl1wfu+kBeNLuZBykW
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.haselayakkabi.com.tr - Port:
25 - Username:
[email protected] - Password:
Ydj5DCO% - Email To:
[email protected]
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/2356-1346-0x0000000140000000-0x0000000140024000-memory.dmp family_snakekeylogger -
Snakekeylogger family
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Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 3976 created 3428 3976 ZamwienieZ22012914_pdf.scr.exe 56 -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2211717155-842865201-3404093980-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-2211717155-842865201-3404093980-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-2211717155-842865201-3404093980-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 33 reallyfreegeoip.org 30 checkip.dyndns.org 32 reallyfreegeoip.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3976 set thread context of 2356 3976 ZamwienieZ22012914_pdf.scr.exe 91 -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 3976 ZamwienieZ22012914_pdf.scr.exe 3976 ZamwienieZ22012914_pdf.scr.exe 3976 ZamwienieZ22012914_pdf.scr.exe 2356 InstallUtil.exe 2356 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3976 ZamwienieZ22012914_pdf.scr.exe Token: SeDebugPrivilege 3976 ZamwienieZ22012914_pdf.scr.exe Token: SeDebugPrivilege 2356 InstallUtil.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3976 wrote to memory of 2356 3976 ZamwienieZ22012914_pdf.scr.exe 91 PID 3976 wrote to memory of 2356 3976 ZamwienieZ22012914_pdf.scr.exe 91 PID 3976 wrote to memory of 2356 3976 ZamwienieZ22012914_pdf.scr.exe 91 PID 3976 wrote to memory of 2356 3976 ZamwienieZ22012914_pdf.scr.exe 91 PID 3976 wrote to memory of 2356 3976 ZamwienieZ22012914_pdf.scr.exe 91 PID 3976 wrote to memory of 2356 3976 ZamwienieZ22012914_pdf.scr.exe 91 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2211717155-842865201-3404093980-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2211717155-842865201-3404093980-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3428
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C:\Users\Admin\AppData\Local\Temp\ZamwienieZ22012914_pdf.scr.exe"C:\Users\Admin\AppData\Local\Temp\ZamwienieZ22012914_pdf.scr.exe"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3976
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2356
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