snakekeylogger | b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c

Analysis

max time kernel
109s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-10-2024 13:34

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General

Target

rliquida____odefaturadepagamento.exe
Size

2.3MB
MD5

383574fcb2a1b030666cb7c3be603445
SHA1

2fcf52b141d329798d4d9c6fc1c2b3326a8ccdc9
SHA256

b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c
SHA512

92f6bbb31d94f72e3fdf1396270563647f22f853828658ab9843616cb2d534ce2b3081df87bb2129bee267cfa83f8aaa7dfaf447a8d104a6c89ef049a4562e8a
SSDEEP

24576:XNw5wQb8vxzKM8LKbaxrNzlEUBFs6JYH2oDXPtJv55njhYzuyKpraS7FFX:XNQbNEaxrNzl5FYJLtpxwuyuF

Score

10^/10

snakekeylogger collection discovery keylogger persistence stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
webmail.setarehatlaspars.com
Port:
587
Username:
[email protected]
Password:
Set@reh1398

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
webmail.setarehatlaspars.com
Port:
587
Username:
[email protected]
Password:
Set@reh1398
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4128-1093-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 2344 created 3504	2344	rliquida____odefaturadepagamento.exe	56

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Koerxmxvkh = "C:\\Users\\Admin\\AppData\\Roaming\\Koerxmxvkh.exe"	rliquida____odefaturadepagamento.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
17	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2344 set thread context of 4128	2344	rliquida____odefaturadepagamento.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	rliquida____odefaturadepagamento.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2344	rliquida____odefaturadepagamento.exe
4128	InstallUtil.exe
4128	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2344	rliquida____odefaturadepagamento.exe
Token: SeDebugPrivilege	2344	rliquida____odefaturadepagamento.exe
Token: SeDebugPrivilege	4128	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 4128	2344	rliquida____odefaturadepagamento.exe	85
PID 2344 wrote to memory of 4128	2344	rliquida____odefaturadepagamento.exe	85
PID 2344 wrote to memory of 4128	2344	rliquida____odefaturadepagamento.exe	85
PID 2344 wrote to memory of 4128	2344	rliquida____odefaturadepagamento.exe	85
PID 2344 wrote to memory of 4128	2344	rliquida____odefaturadepagamento.exe	85
PID 2344 wrote to memory of 4128	2344	rliquida____odefaturadepagamento.exe	85
PID 2344 wrote to memory of 4128	2344	rliquida____odefaturadepagamento.exe	85
PID 2344 wrote to memory of 4128	2344	rliquida____odefaturadepagamento.exe	85

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3504
- C:\Users\Admin\AppData\Local\Temp\rliquida____odefaturadepagamento.exe
  "C:\Users\Admin\AppData\Local\Temp\rliquida____odefaturadepagamento.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2344
- 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:4128

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2344-0-0x000000007444E000-0x000000007444F000-memory.dmp

Filesize
4KB

Download
memory/2344-1-0x0000000000280000-0x00000000004CC000-memory.dmp

Filesize
2.3MB

Download
memory/2344-2-0x0000000004E50000-0x0000000004F38000-memory.dmp

Filesize
928KB

Download
memory/2344-10-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-66-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-52-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-36-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-24-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-22-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-20-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-18-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-16-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-14-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-8-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-6-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-4-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-12-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-3-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-64-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-62-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-60-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-58-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-56-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-54-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-50-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-48-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-46-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-44-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-42-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-40-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-38-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-34-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-32-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-30-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-28-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-26-0x0000000004E50000-0x0000000004F31000-memory.dmp

Filesize
900KB

Download
memory/2344-1077-0x0000000074440000-0x0000000074BF0000-memory.dmp

Filesize
7.7MB

Download
memory/2344-1078-0x0000000005020000-0x0000000005082000-memory.dmp

Filesize
392KB

Download
memory/2344-1079-0x0000000005080000-0x00000000050CC000-memory.dmp

Filesize
304KB

Download
memory/2344-1080-0x0000000074440000-0x0000000074BF0000-memory.dmp

Filesize
7.7MB

Download
memory/2344-1084-0x0000000074440000-0x0000000074BF0000-memory.dmp

Filesize
7.7MB

Download
memory/2344-1085-0x0000000074440000-0x0000000074BF0000-memory.dmp

Filesize
7.7MB

Download
memory/2344-1086-0x0000000074440000-0x0000000074BF0000-memory.dmp

Filesize
7.7MB

Download
memory/2344-1087-0x0000000005A30000-0x0000000005FD4000-memory.dmp

Filesize
5.6MB

Download
memory/2344-1088-0x00000000051D0000-0x0000000005224000-memory.dmp

Filesize
336KB

Download
memory/2344-1091-0x0000000074440000-0x0000000074BF0000-memory.dmp

Filesize
7.7MB

Download
memory/4128-1092-0x0000000074440000-0x0000000074BF0000-memory.dmp

Filesize
7.7MB

Download
memory/4128-1093-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4128-1094-0x0000000005260000-0x00000000052FC000-memory.dmp

Filesize
624KB

Download
memory/4128-1095-0x0000000074440000-0x0000000074BF0000-memory.dmp

Filesize
7.7MB

Download
memory/4128-1096-0x0000000006570000-0x00000000065C0000-memory.dmp

Filesize
320KB

Download
memory/4128-1097-0x0000000006790000-0x0000000006952000-memory.dmp

Filesize
1.8MB

Download
memory/4128-1098-0x0000000074440000-0x0000000074BF0000-memory.dmp

Filesize
7.7MB

Download
memory/4128-1099-0x0000000074440000-0x0000000074BF0000-memory.dmp

Filesize
7.7MB

Download
memory/4128-1100-0x0000000006660000-0x00000000066F2000-memory.dmp

Filesize
584KB

Download
memory/4128-1101-0x00000000065F0000-0x00000000065FA000-memory.dmp

Filesize
40KB

Download