snakekeylogger | cb54a0bdc43af8ac5fbad87f5535f6c02d21463174608952b83b192d83c418b1

General

Target

File No75478 order.scr
Size

825KB
MD5

06f62eb15123b407388218b704ee17c5
SHA1

fd3b65f38e0d07149d99e7919281f547cd0faded
SHA256

d3669934e67a79b669e52c5969ed990a4da7281a5f48fa79ecee5090932636eb
SHA512

3b0479d048ffdc19bd87c1e39d6152d4e75a380d6c99207745f34dd8a7f4548f68fbc64cf58a32b3cd3b116f4499bec89ef68b1f067c4e9a9342f3ce944dce50
SSDEEP

12288:ZrHIcGXW9xcidz5rm8LsRk/lUpAV6LPkZbKR9Co0mOSF45f:JH1GU1z5rm+I3Rso0r5f

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.internationaluniforms.com
Port:
587
Username:
[email protected]
Password:
New2022!
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/2724-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2724-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2724-24-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2724-20-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2724-18-0x0000000000400000-0x0000000000426000-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
2880	powershell.exe

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	File No75478 order.scr
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	File No75478 order.scr
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	File No75478 order.scr

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
9	reallyfreegeoip.org
4	checkip.dyndns.org
8	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2036 set thread context of 2724	2036	File No75478 order.scr	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	File No75478 order.scr
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	File No75478 order.scr

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
2848	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2036	File No75478 order.scr
2036	File No75478 order.scr
2724	File No75478 order.scr
2880	powershell.exe
2724	File No75478 order.scr

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2036	File No75478 order.scr
Token: SeDebugPrivilege	2724	File No75478 order.scr
Token: SeDebugPrivilege	2880	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 2880	2036	File No75478 order.scr	31
PID 2036 wrote to memory of 2880	2036	File No75478 order.scr	31
PID 2036 wrote to memory of 2880	2036	File No75478 order.scr	31
PID 2036 wrote to memory of 2880	2036	File No75478 order.scr	31
PID 2036 wrote to memory of 2848	2036	File No75478 order.scr	32
PID 2036 wrote to memory of 2848	2036	File No75478 order.scr	32
PID 2036 wrote to memory of 2848	2036	File No75478 order.scr	32
PID 2036 wrote to memory of 2848	2036	File No75478 order.scr	32
PID 2036 wrote to memory of 2724	2036	File No75478 order.scr	35
PID 2036 wrote to memory of 2724	2036	File No75478 order.scr	35
PID 2036 wrote to memory of 2724	2036	File No75478 order.scr	35
PID 2036 wrote to memory of 2724	2036	File No75478 order.scr	35
PID 2036 wrote to memory of 2724	2036	File No75478 order.scr	35
PID 2036 wrote to memory of 2724	2036	File No75478 order.scr	35
PID 2036 wrote to memory of 2724	2036	File No75478 order.scr	35
PID 2036 wrote to memory of 2724	2036	File No75478 order.scr	35
PID 2036 wrote to memory of 2724	2036	File No75478 order.scr	35

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	File No75478 order.scr

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	File No75478 order.scr

C:\Users\Admin\AppData\Local\Temp\File No75478 order.scr
"C:\Users\Admin\AppData\Local\Temp\File No75478 order.scr" /S
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vgBcUOgCVbqtJh.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2880
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vgBcUOgCVbqtJh" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD568.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2848
- C:\Users\Admin\AppData\Local\Temp\File No75478 order.scr
  "C:\Users\Admin\AppData\Local\Temp\File No75478 order.scr"
  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:2724

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

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

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpD568.tmp

Filesize
1KB

MD5
a98858545d056931eaea1cf1aa4252e6

SHA1
720bfb86f69f4bcdf7b2b10c578e8e334b3171da

SHA256
02b870b79cfab76fc6390b8e40ffb043c6e772d6e10a7d2f214d74f8ac628896

SHA512
1b5f4d793089c941562847d3a8b9164fdc5f30b0f22417d61e9f263d8fdf9c829ec45497d1ca0121d8eaeb692bd27b84416f7d677f52ca944d5af797f2ff9540

Download Submit
memory/2036-26-0x0000000074750000-0x0000000074E3E000-memory.dmp

Filesize
6.9MB

Download
memory/2036-1-0x00000000002F0000-0x00000000003C4000-memory.dmp

Filesize
848KB

Download
memory/2036-2-0x0000000074750000-0x0000000074E3E000-memory.dmp

Filesize
6.9MB

Download
memory/2036-3-0x0000000001F20000-0x0000000001F3E000-memory.dmp

Filesize
120KB

Download
memory/2036-4-0x000000007475E000-0x000000007475F000-memory.dmp

Filesize
4KB

Download
memory/2036-5-0x0000000074750000-0x0000000074E3E000-memory.dmp

Filesize
6.9MB

Download
memory/2036-6-0x0000000000420000-0x000000000048A000-memory.dmp

Filesize
424KB

Download
memory/2036-0-0x000000007475E000-0x000000007475F000-memory.dmp

Filesize
4KB

Download
memory/2724-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2724-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2724-24-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2724-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2724-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2724-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2724-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2724-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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