snakekeylogger | f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da

General

Target

f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da.exe
Size

2.0MB
MD5

d60968fc5bcc52cb58e02f8c866cf43d
SHA1

1e007b4dadfafa24f750612f2dff8ba48f5b05b2
SHA256

f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da
SHA512

aabacfc88590a3205dd776acfb6d6ccd89b6fdfb82b8c9f2d7a637fde51b8f31ec12c6be8cb008a1d1ca5b35a6871387ec84d6bbf1aec1f4ed6f7c6945a4b5b9
SSDEEP

12288:P/8+3OpHnvQoS7uwXMox9rqKiZDhYkS07bRKu0ZATyMw57+xvoK5SfXwPEW8:PE+3MHn4o7wXZx9rQS0/QWzDsW8

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5959992477:AAHE-7vhpGmcidn94EXH2Dz0foqgJdGDb1E/sendMessage?chat_id=6070433873

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/2704-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.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
16	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2388 set thread context of 2704	2388	f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da.exe	85

System Location Discovery: System Language Discovery 1 TTPs 2 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	f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2388	f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da.exe
2388	f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da.exe
2388	f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da.exe
2704	InstallUtil.exe
2704	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2388	f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da.exe
Token: SeDebugPrivilege	2704	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 2704	2388	f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da.exe	85
PID 2388 wrote to memory of 2704	2388	f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da.exe	85
PID 2388 wrote to memory of 2704	2388	f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da.exe	85
PID 2388 wrote to memory of 2704	2388	f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da.exe	85
PID 2388 wrote to memory of 2704	2388	f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da.exe	85
PID 2388 wrote to memory of 2704	2388	f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da.exe	85
PID 2388 wrote to memory of 2704	2388	f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da.exe	85
PID 2388 wrote to memory of 2704	2388	f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da.exe	85

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	InstallUtil.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	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da.exe
"C:\Users\Admin\AppData\Local\Temp\f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.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:2704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2388-10-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/2388-0-0x0000000074EFE000-0x0000000074EFF000-memory.dmp

Filesize
4KB

Download
memory/2388-2-0x00000000052E0000-0x000000000537C000-memory.dmp

Filesize
624KB

Download
memory/2388-3-0x0000000005930000-0x0000000005ED4000-memory.dmp

Filesize
5.6MB

Download
memory/2388-4-0x0000000005380000-0x0000000005412000-memory.dmp

Filesize
584KB

Download
memory/2388-5-0x0000000005420000-0x00000000054BE000-memory.dmp

Filesize
632KB

Download
memory/2388-6-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/2388-16-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/2388-8-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/2388-1-0x00000000005D0000-0x00000000007DA000-memory.dmp

Filesize
2.0MB

Download
memory/2388-7-0x0000000005770000-0x000000000577A000-memory.dmp

Filesize
40KB

Download
memory/2388-11-0x0000000006A50000-0x0000000006A6A000-memory.dmp

Filesize
104KB

Download
memory/2388-12-0x0000000006C60000-0x0000000006C66000-memory.dmp

Filesize
24KB

Download
memory/2388-9-0x0000000074EFE000-0x0000000074EFF000-memory.dmp

Filesize
4KB

Download
memory/2704-18-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/2704-15-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/2704-17-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/2704-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2704-19-0x0000000006A30000-0x0000000006A80000-memory.dmp

Filesize
320KB

Download
memory/2704-20-0x0000000006C50000-0x0000000006E12000-memory.dmp

Filesize
1.8MB

Download

Analysis

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