snakekeylogger | 527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152

General

Target

527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152N.exe
Size

477KB
MD5

abb2d0f448e731a4da6e28d1dc032c60
SHA1

72cf3a027be2e5aa7bc1566b5a30015cbf61c89b
SHA256

527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152
SHA512

5bc6b917a3b5f56404181acc813649eed07ce235aa0f369103ac5a7ed27c186774ee23a4f241c077175ef103920510ad7eafaeaf40109dc9e684a1009175e010
SSDEEP

12288:37apunYNGMaM6LEb+areYkMeKDDHovb7LHOXm/4RWa5GrKU6:3Opune6AvrIvbnHO1mKU6

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.alotemizlik.com.tr
Port:
587
Username:
[email protected]
Password:
GB63xz79
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2852-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2852-8-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2852-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2852-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2852-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	installutil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	installutil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\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
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2880 set thread context of 2852	2880	527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152N.exe	31

System Location Discovery: System Language Discovery 1 TTPs 1 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	installutil.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2852	installutil.exe
2852	installutil.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2852	installutil.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 2852	2880	527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152N.exe	31
PID 2880 wrote to memory of 2852	2880	527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152N.exe	31
PID 2880 wrote to memory of 2852	2880	527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152N.exe	31
PID 2880 wrote to memory of 2852	2880	527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152N.exe	31
PID 2880 wrote to memory of 2852	2880	527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152N.exe	31
PID 2880 wrote to memory of 2852	2880	527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152N.exe	31
PID 2880 wrote to memory of 2852	2880	527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152N.exe	31
PID 2880 wrote to memory of 2852	2880	527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152N.exe	31
PID 2880 wrote to memory of 2852	2880	527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152N.exe	31
PID 2880 wrote to memory of 2852	2880	527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152N.exe	31
PID 2880 wrote to memory of 2852	2880	527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152N.exe	31
PID 2880 wrote to memory of 2852	2880	527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152N.exe	31
PID 2880 wrote to memory of 2912	2880	527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152N.exe	32
PID 2880 wrote to memory of 2912	2880	527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152N.exe	32
PID 2880 wrote to memory of 2912	2880	527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152N.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	installutil.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	installutil.exe

C:\Users\Admin\AppData\Local\Temp\527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152N.exe
"C:\Users\Admin\AppData\Local\Temp\527e10d1b5cd79a9f7d180e0e7344567d919cb9a4a69532c91e86eff39bd2152N.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2880
- 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:2852
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2880 -s 624
  2⤵
  PID:2912

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/2852-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2852-4-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2852-20-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2852-19-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

Filesize
4KB

Download
memory/2852-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2852-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2852-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2852-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2852-17-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2852-16-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

Filesize
4KB

Download
memory/2852-6-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2852-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2880-1-0x0000000000A80000-0x0000000000A86000-memory.dmp

Filesize
24KB

Download
memory/2880-2-0x000007FEF5A50000-0x000007FEF643C000-memory.dmp

Filesize
9.9MB

Download
memory/2880-18-0x000007FEF5A50000-0x000007FEF643C000-memory.dmp

Filesize
9.9MB

Download
memory/2880-3-0x0000000000660000-0x00000000006D8000-memory.dmp

Filesize
480KB

Download
memory/2880-0-0x000007FEF5A53000-0x000007FEF5A54000-memory.dmp

Filesize
4KB

Download

Analysis

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