snakekeylogger | 38299e6b012a2f115beb9a7ea095e1579770d209fceb12d81ddcbd3d3ca720c3

General

Target

7029c7a9053ebd5221a77e5b625998ff.exe
Size

573KB
MD5

7029c7a9053ebd5221a77e5b625998ff
SHA1

7d43c8995aa88dcd47feeb8e6d02137032fb7e0e
SHA256

38299e6b012a2f115beb9a7ea095e1579770d209fceb12d81ddcbd3d3ca720c3
SHA512

472dd3f2692d94f4398c01b99809cf2d7bd0aa8f08e8d848e4bf6e127d2954dd461515c952066eba6bb3cb9ea01a2b03776656013904315e7af1784c503dadd6
SSDEEP

12288:APGWjVCnvGcorjIBieSdlCOnHRATsKwDHwMkR:2VUefjOzwggWjuHw7

Score

10^/10

snakekeylogger collection discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.dap.vn
Port:
587
Username:
[email protected]
Password:
KhAnh110886
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/2856-24-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2856-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2856-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2856-20-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2856-18-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger 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
292	powershell.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.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 2088 set thread context of 2856	2088	7029c7a9053ebd5221a77e5b625998ff.exe	35

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 4 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7029c7a9053ebd5221a77e5b625998ff.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
628	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2088	7029c7a9053ebd5221a77e5b625998ff.exe
2088	7029c7a9053ebd5221a77e5b625998ff.exe
2856	vbc.exe
292	powershell.exe
2856	vbc.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2088	7029c7a9053ebd5221a77e5b625998ff.exe
Token: SeDebugPrivilege	2856	vbc.exe
Token: SeDebugPrivilege	292	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2088 wrote to memory of 292	2088	7029c7a9053ebd5221a77e5b625998ff.exe	31
PID 2088 wrote to memory of 292	2088	7029c7a9053ebd5221a77e5b625998ff.exe	31
PID 2088 wrote to memory of 292	2088	7029c7a9053ebd5221a77e5b625998ff.exe	31
PID 2088 wrote to memory of 292	2088	7029c7a9053ebd5221a77e5b625998ff.exe	31
PID 2088 wrote to memory of 628	2088	7029c7a9053ebd5221a77e5b625998ff.exe	32
PID 2088 wrote to memory of 628	2088	7029c7a9053ebd5221a77e5b625998ff.exe	32
PID 2088 wrote to memory of 628	2088	7029c7a9053ebd5221a77e5b625998ff.exe	32
PID 2088 wrote to memory of 628	2088	7029c7a9053ebd5221a77e5b625998ff.exe	32
PID 2088 wrote to memory of 2856	2088	7029c7a9053ebd5221a77e5b625998ff.exe	35
PID 2088 wrote to memory of 2856	2088	7029c7a9053ebd5221a77e5b625998ff.exe	35
PID 2088 wrote to memory of 2856	2088	7029c7a9053ebd5221a77e5b625998ff.exe	35
PID 2088 wrote to memory of 2856	2088	7029c7a9053ebd5221a77e5b625998ff.exe	35
PID 2088 wrote to memory of 2856	2088	7029c7a9053ebd5221a77e5b625998ff.exe	35
PID 2088 wrote to memory of 2856	2088	7029c7a9053ebd5221a77e5b625998ff.exe	35
PID 2088 wrote to memory of 2856	2088	7029c7a9053ebd5221a77e5b625998ff.exe	35
PID 2088 wrote to memory of 2856	2088	7029c7a9053ebd5221a77e5b625998ff.exe	35
PID 2088 wrote to memory of 2856	2088	7029c7a9053ebd5221a77e5b625998ff.exe	35

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

C:\Users\Admin\AppData\Local\Temp\7029c7a9053ebd5221a77e5b625998ff.exe
"C:\Users\Admin\AppData\Local\Temp\7029c7a9053ebd5221a77e5b625998ff.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2088
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\uzHszikY.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:292
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uzHszikY" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB08.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:628
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.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:2856

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpB08.tmp

Filesize
1KB

MD5
2af911b226787018900515a0944f7f04

SHA1
5dda17da6fcc76e86fb619d72609e8def9a2a714

SHA256
93860a0ba8b892dcb4c4673338b9f1f722880d1498a0b29f3cb1e6a9e7ddb74f

SHA512
9efde8ff2cd8cfbf39758da962e18cc0cfb98dc3d99bfa690dcc3711282a8ab1ed82587e399d8ec7513f83044891473a448d05cdf53f3ae5123534dcfef2fdad

Download Submit
memory/2088-26-0x0000000074870000-0x0000000074F5E000-memory.dmp

Filesize
6.9MB

Download
memory/2088-1-0x0000000000D50000-0x0000000000DE2000-memory.dmp

Filesize
584KB

Download
memory/2088-2-0x0000000074870000-0x0000000074F5E000-memory.dmp

Filesize
6.9MB

Download
memory/2088-3-0x0000000000560000-0x0000000000578000-memory.dmp

Filesize
96KB

Download
memory/2088-4-0x000000007487E000-0x000000007487F000-memory.dmp

Filesize
4KB

Download
memory/2088-5-0x0000000074870000-0x0000000074F5E000-memory.dmp

Filesize
6.9MB

Download
memory/2088-6-0x0000000005350000-0x00000000053BC000-memory.dmp

Filesize
432KB

Download
memory/2088-0-0x000000007487E000-0x000000007487F000-memory.dmp

Filesize
4KB

Download
memory/2856-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2856-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2856-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2856-22-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2856-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2856-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2856-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2856-24-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads