snakekeylogger | a4732b87e3ae8ff4a16e41dce6dd42ede63701f6182bd38487e8c21d82f003de

General

Target

ADVANCEPAYMENT.exe
Size

554KB
MD5

7ea8c113d77f6c7877199e4d20d23a68
SHA1

b579cbc99b25db81af964f114ce9f29081fe0b8f
SHA256

fea08e4c4920c376fa9bb4330bcf3b103f31cbe2cee28f789cb370139209f2a3
SHA512

76272184a5c33d6cbdffe0d3c9cde49251e429de84e1a61566cb0287218cafbca3caf44aa3cbc68eb0ffc484413b0adb60fd1672952ff323a8f7852c8ae824c7
SSDEEP

12288:09inCwgqaVour8qOBKBE9E07NbiLvO4/Nk+u1atcXuRIxk6:09wC/qaSuroKBExZGlNk51atzkk

Score

10^/10

snakekeylogger collection credential_access discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.mydinteriors.com
Port:
587
Username:
[email protected]
Password:
45P6XWNA5DV3
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/2860-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2860-31-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2860-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2860-26-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2860-24-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
3028	powershell.exe
2632	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 2 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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ADVANCEPAYMENT.exe
Key opened	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ADVANCEPAYMENT.exe
Key opened	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ADVANCEPAYMENT.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 1864 set thread context of 2860	1864	ADVANCEPAYMENT.exe	37

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 5 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	ADVANCEPAYMENT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ADVANCEPAYMENT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
2672	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1864	ADVANCEPAYMENT.exe
1864	ADVANCEPAYMENT.exe
2860	ADVANCEPAYMENT.exe
2632	powershell.exe
3028	powershell.exe
2860	ADVANCEPAYMENT.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1864	ADVANCEPAYMENT.exe
Token: SeDebugPrivilege	2860	ADVANCEPAYMENT.exe
Token: SeDebugPrivilege	2632	powershell.exe
Token: SeDebugPrivilege	3028	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1864 wrote to memory of 3028	1864	ADVANCEPAYMENT.exe	31
PID 1864 wrote to memory of 3028	1864	ADVANCEPAYMENT.exe	31
PID 1864 wrote to memory of 3028	1864	ADVANCEPAYMENT.exe	31
PID 1864 wrote to memory of 3028	1864	ADVANCEPAYMENT.exe	31
PID 1864 wrote to memory of 2632	1864	ADVANCEPAYMENT.exe	33
PID 1864 wrote to memory of 2632	1864	ADVANCEPAYMENT.exe	33
PID 1864 wrote to memory of 2632	1864	ADVANCEPAYMENT.exe	33
PID 1864 wrote to memory of 2632	1864	ADVANCEPAYMENT.exe	33
PID 1864 wrote to memory of 2672	1864	ADVANCEPAYMENT.exe	35
PID 1864 wrote to memory of 2672	1864	ADVANCEPAYMENT.exe	35
PID 1864 wrote to memory of 2672	1864	ADVANCEPAYMENT.exe	35
PID 1864 wrote to memory of 2672	1864	ADVANCEPAYMENT.exe	35
PID 1864 wrote to memory of 2860	1864	ADVANCEPAYMENT.exe	37
PID 1864 wrote to memory of 2860	1864	ADVANCEPAYMENT.exe	37
PID 1864 wrote to memory of 2860	1864	ADVANCEPAYMENT.exe	37
PID 1864 wrote to memory of 2860	1864	ADVANCEPAYMENT.exe	37
PID 1864 wrote to memory of 2860	1864	ADVANCEPAYMENT.exe	37
PID 1864 wrote to memory of 2860	1864	ADVANCEPAYMENT.exe	37
PID 1864 wrote to memory of 2860	1864	ADVANCEPAYMENT.exe	37
PID 1864 wrote to memory of 2860	1864	ADVANCEPAYMENT.exe	37
PID 1864 wrote to memory of 2860	1864	ADVANCEPAYMENT.exe	37

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ADVANCEPAYMENT.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ADVANCEPAYMENT.exe

C:\Users\Admin\AppData\Local\Temp\ADVANCEPAYMENT.exe
"C:\Users\Admin\AppData\Local\Temp\ADVANCEPAYMENT.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1864
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\ADVANCEPAYMENT.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3028
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JoIQygZrYXp.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2632
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JoIQygZrYXp" /XML "C:\Users\Admin\AppData\Local\Temp\tmp493.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2672
- C:\Users\Admin\AppData\Local\Temp\ADVANCEPAYMENT.exe
  "C:\Users\Admin\AppData\Local\Temp\ADVANCEPAYMENT.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:2860

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\tmp493.tmp

Filesize
1KB

MD5
8d51b6d21f81db74afe001cff57735c3

SHA1
ec106083dee3fc91a5b7d0dd4752e107c21c9128

SHA256
bcb62f474115ace843abd3573780492be63fb22eb61a5fe4c35fbb65fe7ba53f

SHA512
6fd933afa7e501f8b3c634666fbe0b3bce8e85469fe5b368dcbbae5b83fb4bd0fe999c3aaec21ba2de75be9572b0a1179849d47041c498dd7a4148f4cb00e401

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
29f123c5d94de58619d5634d56ae74d6

SHA1
ed5e2f0e6fe23d65ce387ff67914fbc1939b0458

SHA256
1749336da71e149c13b916fe453c0f6936f2b156b3a871f874355911e94184d4

SHA512
664d6d9fd01a9c3a68ca953bc099fc2e2de2136eb0c510bbd314b9d7b01003c0ade33dce365f55e1389fec1d416b5c1880f34b565f2116a42f6266bfc27d8bbd

Download Submit
memory/1864-4-0x000000007497E000-0x000000007497F000-memory.dmp

Filesize
4KB

Download
memory/1864-3-0x0000000000580000-0x0000000000592000-memory.dmp

Filesize
72KB

Download
memory/1864-0-0x000000007497E000-0x000000007497F000-memory.dmp

Filesize
4KB

Download
memory/1864-5-0x0000000074970000-0x000000007505E000-memory.dmp

Filesize
6.9MB

Download
memory/1864-6-0x00000000005D0000-0x00000000005E0000-memory.dmp

Filesize
64KB

Download
memory/1864-7-0x0000000004FC0000-0x0000000005028000-memory.dmp

Filesize
416KB

Download
memory/1864-2-0x0000000074970000-0x000000007505E000-memory.dmp

Filesize
6.9MB

Download
memory/1864-1-0x0000000000E20000-0x0000000000EB0000-memory.dmp

Filesize
576KB

Download
memory/1864-32-0x0000000074970000-0x000000007505E000-memory.dmp

Filesize
6.9MB

Download
memory/2860-31-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2860-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2860-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2860-26-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2860-24-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2860-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2860-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2860-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads