snakekeylogger | 368305c8a62f4edc3ab1b94d1242e5438b7d7c14a6c65f7beb4aad32b1984821

General

Target

PriceRequest02.10.24.exe
Size

713KB
MD5

6610e964cc30c9bceb656bef9ac6b16b
SHA1

bd3ea2de58a204313e885ed29e476208c29b0c58
SHA256

368305c8a62f4edc3ab1b94d1242e5438b7d7c14a6c65f7beb4aad32b1984821
SHA512

53ec6cfbbe9a1f29dd17ad435933301ece4289cf7586665127a9e3a209a70d694da4ac233eb77595a0a0c67a0deed6f2daf69358f6d16caf5786ae6a8e678c71
SSDEEP

12288:8TvYAq8+JKpCQfpqxczpuai/D58Z4ALL0xyMZhsQAFkOk3PVMDKMgzg:wv9O8CQxqxcz0hg4ALLVWhC3kfVZMgzg

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2016-21-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2016-18-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2016-16-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2016-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2016-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2668	powershell.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.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PriceRequest02.10.24.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PriceRequest02.10.24.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PriceRequest02.10.24.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 3036 set thread context of 2016	3036	PriceRequest02.10.24.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PriceRequest02.10.24.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PriceRequest02.10.24.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
3036	PriceRequest02.10.24.exe
3036	PriceRequest02.10.24.exe
2016	PriceRequest02.10.24.exe
2668	powershell.exe
2016	PriceRequest02.10.24.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3036	PriceRequest02.10.24.exe
Token: SeDebugPrivilege	2016	PriceRequest02.10.24.exe
Token: SeDebugPrivilege	2668	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 2668	3036	PriceRequest02.10.24.exe	31
PID 3036 wrote to memory of 2668	3036	PriceRequest02.10.24.exe	31
PID 3036 wrote to memory of 2668	3036	PriceRequest02.10.24.exe	31
PID 3036 wrote to memory of 2668	3036	PriceRequest02.10.24.exe	31
PID 3036 wrote to memory of 2016	3036	PriceRequest02.10.24.exe	33
PID 3036 wrote to memory of 2016	3036	PriceRequest02.10.24.exe	33
PID 3036 wrote to memory of 2016	3036	PriceRequest02.10.24.exe	33
PID 3036 wrote to memory of 2016	3036	PriceRequest02.10.24.exe	33
PID 3036 wrote to memory of 2016	3036	PriceRequest02.10.24.exe	33
PID 3036 wrote to memory of 2016	3036	PriceRequest02.10.24.exe	33
PID 3036 wrote to memory of 2016	3036	PriceRequest02.10.24.exe	33
PID 3036 wrote to memory of 2016	3036	PriceRequest02.10.24.exe	33
PID 3036 wrote to memory of 2016	3036	PriceRequest02.10.24.exe	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PriceRequest02.10.24.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PriceRequest02.10.24.exe

C:\Users\Admin\AppData\Local\Temp\PriceRequest02.10.24.exe
"C:\Users\Admin\AppData\Local\Temp\PriceRequest02.10.24.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3036
- 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\PriceRequest02.10.24.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2668
- C:\Users\Admin\AppData\Local\Temp\PriceRequest02.10.24.exe
  "C:\Users\Admin\AppData\Local\Temp\PriceRequest02.10.24.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:2016

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2016-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2016-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2016-27-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download
memory/2016-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2016-24-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download
memory/2016-22-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download
memory/2016-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2016-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2016-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2016-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2016-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3036-3-0x0000000000540000-0x000000000055E000-memory.dmp

Filesize
120KB

Download
memory/3036-0-0x00000000743BE000-0x00000000743BF000-memory.dmp

Filesize
4KB

Download
memory/3036-1-0x0000000000DD0000-0x0000000000E88000-memory.dmp

Filesize
736KB

Download
memory/3036-6-0x00000000008D0000-0x0000000000938000-memory.dmp

Filesize
416KB

Download
memory/3036-23-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download
memory/3036-5-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download
memory/3036-4-0x00000000743BE000-0x00000000743BF000-memory.dmp

Filesize
4KB

Download
memory/3036-2-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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