snakekeylogger | 53947d3249013c415585a4bd2ed6f31415f98fa69d50e1720d13c381157a75d4

General

Target

fishcom2021,2022.exe
Size

523KB
MD5

424fe253270dbe031875b067634575e7
SHA1

94b9e195ccd190243f01e8370f640bf3fee30791
SHA256

2395d7c0f0f0a4034de2b9371519d95ca14bbb81d74afdd44111a1a5eb7497d6
SHA512

b47327a18ed3ee69928885f09c60b2f1d935e64ddfd7c2426932f8ad168cbedd077aa7cb42c8e4bbaaa518b5f3a7bf2ab81e32e79afd72082f46ee5bc7678f1a
SSDEEP

12288:R2o+Wxx9D/h5+CKi1web3rH5mhOUhM2llGytUDkAOb:f+Wxri+LrK5lZMkJ

Score

10^/10

snakekeylogger collection keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5495243543:AAG3XPeGW7yqfXF6_EXjGSfO9SWHJTpqVsU/sendMessage?chat_id=1128973051

Signatures

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

Snake Keylogger payload 6 IoCs

resource	yara_rule
behavioral1/memory/1316-62-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1316-64-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1316-65-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1316-66-0x00000000004202EE-mapping.dmp	family_snakekeylogger
behavioral1/memory/1316-68-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1316-70-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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
3	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1448 set thread context of 1316	1448	fishcom2021,2022.exe	29

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1448	fishcom2021,2022.exe
1448	fishcom2021,2022.exe
1448	fishcom2021,2022.exe
1316	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1448	fishcom2021,2022.exe
Token: SeDebugPrivilege	1316	RegSvcs.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1448	fishcom2021,2022.exe
1448	fishcom2021,2022.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1448 wrote to memory of 1412	1448	fishcom2021,2022.exe	27
PID 1448 wrote to memory of 1412	1448	fishcom2021,2022.exe	27
PID 1448 wrote to memory of 1412	1448	fishcom2021,2022.exe	27
PID 1448 wrote to memory of 1412	1448	fishcom2021,2022.exe	27
PID 1448 wrote to memory of 1412	1448	fishcom2021,2022.exe	27
PID 1448 wrote to memory of 1412	1448	fishcom2021,2022.exe	27
PID 1448 wrote to memory of 1412	1448	fishcom2021,2022.exe	27
PID 1448 wrote to memory of 840	1448	fishcom2021,2022.exe	28
PID 1448 wrote to memory of 840	1448	fishcom2021,2022.exe	28
PID 1448 wrote to memory of 840	1448	fishcom2021,2022.exe	28
PID 1448 wrote to memory of 840	1448	fishcom2021,2022.exe	28
PID 1448 wrote to memory of 840	1448	fishcom2021,2022.exe	28
PID 1448 wrote to memory of 840	1448	fishcom2021,2022.exe	28
PID 1448 wrote to memory of 840	1448	fishcom2021,2022.exe	28
PID 1448 wrote to memory of 1316	1448	fishcom2021,2022.exe	29
PID 1448 wrote to memory of 1316	1448	fishcom2021,2022.exe	29
PID 1448 wrote to memory of 1316	1448	fishcom2021,2022.exe	29
PID 1448 wrote to memory of 1316	1448	fishcom2021,2022.exe	29
PID 1448 wrote to memory of 1316	1448	fishcom2021,2022.exe	29
PID 1448 wrote to memory of 1316	1448	fishcom2021,2022.exe	29
PID 1448 wrote to memory of 1316	1448	fishcom2021,2022.exe	29
PID 1448 wrote to memory of 1316	1448	fishcom2021,2022.exe	29
PID 1448 wrote to memory of 1316	1448	fishcom2021,2022.exe	29
PID 1448 wrote to memory of 1316	1448	fishcom2021,2022.exe	29
PID 1448 wrote to memory of 1316	1448	fishcom2021,2022.exe	29
PID 1448 wrote to memory of 1316	1448	fishcom2021,2022.exe	29

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\fishcom2021,2022.exe
"C:\Users\Admin\AppData\Local\Temp\fishcom2021,2022.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1448
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  PID:1412
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  PID:840
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1316

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1316-65-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1316-59-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1316-60-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1316-62-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1316-64-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1316-68-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1316-70-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1448-55-0x00000000758B1000-0x00000000758B3000-memory.dmp

Filesize
8KB

Download
memory/1448-56-0x0000000000290000-0x00000000002B0000-memory.dmp

Filesize
128KB

Download
memory/1448-57-0x0000000005C00000-0x0000000005C76000-memory.dmp

Filesize
472KB

Download
memory/1448-58-0x00000000044A0000-0x00000000044C6000-memory.dmp

Filesize
152KB

Download
memory/1448-54-0x0000000000F30000-0x0000000000FBA000-memory.dmp

Filesize
552KB

Download

Analysis

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