Analysis
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max time kernel
155s -
max time network
173s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-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 2 IoCs
resource yara_rule behavioral2/memory/4796-140-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral2/memory/4796-143-0x0000000005560000-0x0000000005570000-memory.dmp family_snakekeylogger -
StormKitty
StormKitty is an open source info stealer written in C#.
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StormKitty payload 1 IoCs
resource yara_rule behavioral2/memory/4796-140-0x0000000000400000-0x0000000000426000-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-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO000715FH.exe Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO000715FH.exe Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\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 37 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4616 set thread context of 4796 4616 PO000715FH.exe 81 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4796 PO000715FH.exe 4796 PO000715FH.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4796 PO000715FH.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4616 wrote to memory of 4796 4616 PO000715FH.exe 81 PID 4616 wrote to memory of 4796 4616 PO000715FH.exe 81 PID 4616 wrote to memory of 4796 4616 PO000715FH.exe 81 PID 4616 wrote to memory of 4796 4616 PO000715FH.exe 81 PID 4616 wrote to memory of 4796 4616 PO000715FH.exe 81 PID 4616 wrote to memory of 4796 4616 PO000715FH.exe 81 PID 4616 wrote to memory of 4796 4616 PO000715FH.exe 81 PID 4616 wrote to memory of 4796 4616 PO000715FH.exe 81 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO000715FH.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\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 use of WriteProcessMemory
PID:4616 -
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:4796
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3