Analysis
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max time kernel
124s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09-12-2024 05:46
Static task
static1
Behavioral task
behavioral1
Sample
EMICHEM.PDC_PO12YJKLF.scr.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
EMICHEM.PDC_PO12YJKLF.scr.exe
Resource
win10v2004-20241007-en
General
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Target
EMICHEM.PDC_PO12YJKLF.scr.exe
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Size
642KB
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MD5
3b2fdddfea442b19d99bb076e61975a3
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SHA1
f2f86158de5a5091e9279ee5bdd8ed23c82e4649
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SHA256
0ecf60ff337dc16beed8a7faff49d2992ef4fe0f4c76ffc07457a011b382da90
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SHA512
997e4191000d66dd7dade87c35e9502f025b76932c540aa7d2008a701c5661679b291a6800e79005e70c1f8caf41ece3441586d828cae3f14a13178da1bc480d
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SSDEEP
12288:k9j0dY9shQg7WbxARan/jZtg4jy9KQHy9b8xlzS+STpS3NUrkR:Ldhl7WPn7Zmmwvy9LblIUu
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.ozdenticaret.com.tr - Port:
587 - Username:
[email protected] - Password:
Ozd.135246 - 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/4816-45-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Snakekeylogger family
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2720 powershell.exe 1384 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation EMICHEM.PDC_PO12YJKLF.scr.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EMICHEM.PDC_PO12YJKLF.scr.exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EMICHEM.PDC_PO12YJKLF.scr.exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EMICHEM.PDC_PO12YJKLF.scr.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 20 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3748 set thread context of 4816 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 95 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language EMICHEM.PDC_PO12YJKLF.scr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language EMICHEM.PDC_PO12YJKLF.scr.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1152 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 1384 powershell.exe 2720 powershell.exe 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 4816 EMICHEM.PDC_PO12YJKLF.scr.exe 1384 powershell.exe 2720 powershell.exe 4816 EMICHEM.PDC_PO12YJKLF.scr.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3748 EMICHEM.PDC_PO12YJKLF.scr.exe Token: SeDebugPrivilege 1384 powershell.exe Token: SeDebugPrivilege 2720 powershell.exe Token: SeDebugPrivilege 4816 EMICHEM.PDC_PO12YJKLF.scr.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 3748 wrote to memory of 2720 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 89 PID 3748 wrote to memory of 2720 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 89 PID 3748 wrote to memory of 2720 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 89 PID 3748 wrote to memory of 1384 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 91 PID 3748 wrote to memory of 1384 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 91 PID 3748 wrote to memory of 1384 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 91 PID 3748 wrote to memory of 1152 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 93 PID 3748 wrote to memory of 1152 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 93 PID 3748 wrote to memory of 1152 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 93 PID 3748 wrote to memory of 4816 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 95 PID 3748 wrote to memory of 4816 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 95 PID 3748 wrote to memory of 4816 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 95 PID 3748 wrote to memory of 4816 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 95 PID 3748 wrote to memory of 4816 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 95 PID 3748 wrote to memory of 4816 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 95 PID 3748 wrote to memory of 4816 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 95 PID 3748 wrote to memory of 4816 3748 EMICHEM.PDC_PO12YJKLF.scr.exe 95 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EMICHEM.PDC_PO12YJKLF.scr.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EMICHEM.PDC_PO12YJKLF.scr.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\EMICHEM.PDC_PO12YJKLF.scr.exe"C:\Users\Admin\AppData\Local\Temp\EMICHEM.PDC_PO12YJKLF.scr.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3748 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\EMICHEM.PDC_PO12YJKLF.scr.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2720
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\XDZyqvbJ.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1384
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XDZyqvbJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDBD9.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1152
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C:\Users\Admin\AppData\Local\Temp\EMICHEM.PDC_PO12YJKLF.scr.exe"C:\Users\Admin\AppData\Local\Temp\EMICHEM.PDC_PO12YJKLF.scr.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4816
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD5662870d36ccf19e5fee24df22f8ff8bd
SHA16aa6ebe25f46067092cf6abd847a15e914196d6f
SHA256f79c5f07894aba9704e6149f8a1ad626eef7f7102f89e88a74058dc1884e2762
SHA5124debdbb6fb39cbe9a0d8e84b9bc583906e897f3dbb1c04165c3de5e2d2db0d08c32a109a4aa7e12430020a07f32a14351b1a0f5cf81c481dba402029a0da8700
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD59bf4be36862cbc2d8129dc28c50b83fd
SHA178ade57af366aeabc66f84833d7926e985a3715f
SHA2569a33bfc823babbca8263da957939628c08e401fa2095a8dfd1459200d13546ab
SHA5125bb506d08fd331ba0a4562e049d2b2f92c8afacc7fc0a381d4ca1fb756151db814c108c98775a7ef768075f3aba7eac17e43be2ce455e29a14bae0628898c2e9