Analysis
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max time kernel
98s -
max time network
134s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
05/05/2023, 20:54
Static task
static1
Behavioral task
behavioral1
Sample
PO000715FH.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
PO000715FH.exe
Resource
win10v2004-20230220-en
General
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Target
PO000715FH.exe
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Size
633KB
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MD5
296f0264e89df8a1a78d110e5d8326d6
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SHA1
75b0ceda72c8bc7817df2502e2683aa66f397340
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SHA256
3d73a129f1b19aed63491b61d5a1c7f50385b90eb7d6eb996b1fc56f5738ed17
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SHA512
b60cffc0038209d7e67d479d5c0b46498d1586e15449878261cfe0d041376fdcafbaf6961142fbee3c2dbb58919df7aa68fe3c514b4f5dda4fba11792d9a40ad
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SSDEEP
12288:3GFY5hjg+dbB87AmxXFNmNk24cfsnJiqSFxCUodHKfTVt1:3b9xG7NmNk24JhkxCUEqfxt1
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot6221660400:AAGb-WADrhdDFxd9kxzjtg3jdDw9-uvNVlM/sendMessage?chat_id=6200392710
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 7 IoCs
resource yara_rule behavioral1/memory/1108-63-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1108-64-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1108-66-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1108-68-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1108-70-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1108-71-0x0000000004B60000-0x0000000004BA0000-memory.dmp family_snakekeylogger behavioral1/memory/1108-72-0x0000000004B60000-0x0000000004BA0000-memory.dmp family_snakekeylogger -
StormKitty
StormKitty is an open source info stealer written in C#.
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StormKitty payload 6 IoCs
resource yara_rule behavioral1/memory/1108-63-0x0000000000400000-0x0000000000426000-memory.dmp family_stormkitty behavioral1/memory/1108-64-0x0000000000400000-0x0000000000426000-memory.dmp family_stormkitty behavioral1/memory/1108-66-0x0000000000400000-0x0000000000426000-memory.dmp family_stormkitty behavioral1/memory/1108-68-0x0000000000400000-0x0000000000426000-memory.dmp family_stormkitty behavioral1/memory/1108-70-0x0000000000400000-0x0000000000426000-memory.dmp family_stormkitty behavioral1/memory/1108-71-0x0000000004B60000-0x0000000004BA0000-memory.dmp family_stormkitty -
Reads user/profile data of web browsers 2 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-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO000715FH.exe Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO000715FH.exe Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO000715FH.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 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1780 set thread context of 1108 1780 PO000715FH.exe 29 -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1780 PO000715FH.exe 1108 PO000715FH.exe 1108 PO000715FH.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1780 PO000715FH.exe Token: SeDebugPrivilege 1108 PO000715FH.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 1780 wrote to memory of 476 1780 PO000715FH.exe 28 PID 1780 wrote to memory of 476 1780 PO000715FH.exe 28 PID 1780 wrote to memory of 476 1780 PO000715FH.exe 28 PID 1780 wrote to memory of 476 1780 PO000715FH.exe 28 PID 1780 wrote to memory of 1108 1780 PO000715FH.exe 29 PID 1780 wrote to memory of 1108 1780 PO000715FH.exe 29 PID 1780 wrote to memory of 1108 1780 PO000715FH.exe 29 PID 1780 wrote to memory of 1108 1780 PO000715FH.exe 29 PID 1780 wrote to memory of 1108 1780 PO000715FH.exe 29 PID 1780 wrote to memory of 1108 1780 PO000715FH.exe 29 PID 1780 wrote to memory of 1108 1780 PO000715FH.exe 29 PID 1780 wrote to memory of 1108 1780 PO000715FH.exe 29 PID 1780 wrote to memory of 1108 1780 PO000715FH.exe 29 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO000715FH.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO000715FH.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PO000715FH.exe"C:\Users\Admin\AppData\Local\Temp\PO000715FH.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1780 -
C:\Users\Admin\AppData\Local\Temp\PO000715FH.exe"C:\Users\Admin\AppData\Local\Temp\PO000715FH.exe"2⤵PID:476
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C:\Users\Admin\AppData\Local\Temp\PO000715FH.exe"C:\Users\Admin\AppData\Local\Temp\PO000715FH.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1108
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