Analysis
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max time kernel
148s -
max time network
156s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
21-06-2021 06:30
General
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Target
wire_pmt_details_6212021,pdf.exe
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Size
695KB
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MD5
e57cda842a821935f5819f7a861d1bcc
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SHA1
053877f119d842e91d62af1e9082ac7b7222ad8d
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SHA256
619d47029ebd28342d5a099b67d7eece183a4424d63b56abf66a7fe25169fca0
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SHA512
1905ed39ca480526ce1d146fa7a316fe6856d1433238881c2748325ac8792da534e7fa0a6dd335c97b3f3e801f2382a7481113c41f2371eb68c5a16ba884f442
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.privateemail.com - Port:
587 - Username:
nicolas.sautter@chsauter-bc.com - Password:
111aaa
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger Payload 3 IoCs
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext 1 IoCs
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Suspicious behavior: EnumeratesProcesses 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\wire_pmt_details_6212021,pdf.exe"C:\Users\Admin\AppData\Local\Temp\wire_pmt_details_6212021,pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\wire_pmt_details_6212021,pdf.exe"C:\Users\Admin\AppData\Local\Temp\wire_pmt_details_6212021,pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\wire_pmt_details_6212021,pdf.exe.logMD5
90acfd72f14a512712b1a7380c0faf60
SHA140ba4accb8faa75887e84fb8e38d598dc8cf0f12
SHA25620806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86
SHA51229dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9
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memory/1204-125-0x0000000000400000-0x000000000046A000-memory.dmpFilesize
424KB
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memory/1204-133-0x0000000006680000-0x0000000006681000-memory.dmpFilesize
4KB
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memory/1204-132-0x0000000005330000-0x000000000582E000-memory.dmpFilesize
5.0MB
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memory/1204-126-0x000000000046457E-mapping.dmp
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memory/3380-121-0x0000000005140000-0x0000000005150000-memory.dmpFilesize
64KB
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memory/3380-114-0x00000000003D0000-0x00000000003D1000-memory.dmpFilesize
4KB
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memory/3380-122-0x0000000004D90000-0x0000000004E2C000-memory.dmpFilesize
624KB
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memory/3380-123-0x00000000073B0000-0x0000000007423000-memory.dmpFilesize
460KB
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memory/3380-124-0x0000000009A70000-0x0000000009AE9000-memory.dmpFilesize
484KB
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memory/3380-120-0x0000000005090000-0x0000000005091000-memory.dmpFilesize
4KB
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memory/3380-119-0x0000000004DF0000-0x0000000004DF1000-memory.dmpFilesize
4KB
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memory/3380-118-0x0000000004ED0000-0x0000000004ED1000-memory.dmpFilesize
4KB
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memory/3380-117-0x00000000053D0000-0x00000000053D1000-memory.dmpFilesize
4KB
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memory/3380-116-0x0000000004E30000-0x0000000004E31000-memory.dmpFilesize
4KB