snakekeylogger | ae1a70825040f157d78228d5668ffa7f2759fdf83293e35c351e5b4e8d035c4f

General

Target

newpurchaseorder21125.bat.exe
Size

710KB
MD5

581ca4f5f57c1301c959df445bc71d94
SHA1

60fa7a21db1d35f2919837f074228c5b0caa2b12
SHA256

ae1a70825040f157d78228d5668ffa7f2759fdf83293e35c351e5b4e8d035c4f
SHA512

c39841d137f253682c516a3a9cc7cf6919474d92705d4758ca9e06e7adf96d5e7f02a37ef099900796aec14dd0fe961a9be491674af8598228961506a3dc9ae4
SSDEEP

12288:std4fURnHb+Qv6HNbwVUd4/HOvySUYHjH6MgCrHIiLQ7WiJu9VKAJy97UcdnVfU/:i4MRHPv6tkVUd0HOqjYH76MrzIi2WrVx

Score

10^/10

snakekeylogger collection discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7775393615:AAHn5BUezoc-Je4U55mzXmsPfsuGEAoG2EA/sendMessage?chat_id=2135869667

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2812-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2812-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2812-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2812-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2812-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

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
2140	powershell.exe
2780	powershell.exe

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	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3032 set thread context of 2812	3032	newpurchaseorder21125.bat.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	newpurchaseorder21125.bat.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
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	RegSvcs.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
2864	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3032	newpurchaseorder21125.bat.exe
3032	newpurchaseorder21125.bat.exe
2812	RegSvcs.exe
2780	powershell.exe
2140	powershell.exe
2812	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3032	newpurchaseorder21125.bat.exe
Token: SeDebugPrivilege	2812	RegSvcs.exe
Token: SeDebugPrivilege	2780	powershell.exe
Token: SeDebugPrivilege	2140	powershell.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 3032 wrote to memory of 2140	3032	newpurchaseorder21125.bat.exe	31
PID 3032 wrote to memory of 2140	3032	newpurchaseorder21125.bat.exe	31
PID 3032 wrote to memory of 2140	3032	newpurchaseorder21125.bat.exe	31
PID 3032 wrote to memory of 2140	3032	newpurchaseorder21125.bat.exe	31
PID 3032 wrote to memory of 2780	3032	newpurchaseorder21125.bat.exe	33
PID 3032 wrote to memory of 2780	3032	newpurchaseorder21125.bat.exe	33
PID 3032 wrote to memory of 2780	3032	newpurchaseorder21125.bat.exe	33
PID 3032 wrote to memory of 2780	3032	newpurchaseorder21125.bat.exe	33
PID 3032 wrote to memory of 2864	3032	newpurchaseorder21125.bat.exe	35
PID 3032 wrote to memory of 2864	3032	newpurchaseorder21125.bat.exe	35
PID 3032 wrote to memory of 2864	3032	newpurchaseorder21125.bat.exe	35
PID 3032 wrote to memory of 2864	3032	newpurchaseorder21125.bat.exe	35
PID 3032 wrote to memory of 2812	3032	newpurchaseorder21125.bat.exe	37
PID 3032 wrote to memory of 2812	3032	newpurchaseorder21125.bat.exe	37
PID 3032 wrote to memory of 2812	3032	newpurchaseorder21125.bat.exe	37
PID 3032 wrote to memory of 2812	3032	newpurchaseorder21125.bat.exe	37
PID 3032 wrote to memory of 2812	3032	newpurchaseorder21125.bat.exe	37
PID 3032 wrote to memory of 2812	3032	newpurchaseorder21125.bat.exe	37
PID 3032 wrote to memory of 2812	3032	newpurchaseorder21125.bat.exe	37
PID 3032 wrote to memory of 2812	3032	newpurchaseorder21125.bat.exe	37
PID 3032 wrote to memory of 2812	3032	newpurchaseorder21125.bat.exe	37
PID 3032 wrote to memory of 2812	3032	newpurchaseorder21125.bat.exe	37
PID 3032 wrote to memory of 2812	3032	newpurchaseorder21125.bat.exe	37
PID 3032 wrote to memory of 2812	3032	newpurchaseorder21125.bat.exe	37

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	RegSvcs.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	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\newpurchaseorder21125.bat.exe
"C:\Users\Admin\AppData\Local\Temp\newpurchaseorder21125.bat.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3032
- 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\newpurchaseorder21125.bat.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2140
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\IPzgiZQdhTbS.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2780
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IPzgiZQdhTbS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp23E5.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2864
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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:2812

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

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\tmp23E5.tmp

Filesize
1KB

MD5
7bf022b0876d6f1f88279b5ad99fdfe3

SHA1
23e64c8ebfd39ca44e91b4b86021f0faefa8f1a1

SHA256
10446b2304ea99fb9ad3f5973e3039fa50937a8f1dee1881b7f3546b1892153a

SHA512
7f578a0257eb9387e92bda19e67fcb065927dd7412de736d4ad3b0365bd81bf8e9f504b81323dcef11c5eb32faaa334673aca53d0b132022ac21c5300a368430

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\Z0YFJ4LQY0DWUH8PWJKH.temp

Filesize
7KB

MD5
9ecc574b1e3f5e1e522dd3801c86b7fb

SHA1
7dac90d932ef85a9eda4da2260e94da935af97f4

SHA256
e58238379d462d24299d9d808ebbf1334f7b8469edf94dfae6973fdc1aa06189

SHA512
18b19a9933602fab492d88ffc63810fef77dbf5b2e8450845c1121a711ba004ef3e1a34b5b77f934c0f6f055a0b4a7b31713ea4765f3275dd0813e35613acb87

Download Submit
memory/2812-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2812-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2812-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2812-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2812-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2812-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2812-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2812-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3032-6-0x0000000000500000-0x000000000056C000-memory.dmp

Filesize
432KB

Download
memory/3032-1-0x0000000000E40000-0x0000000000EF4000-memory.dmp

Filesize
720KB

Download
memory/3032-0-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/3032-2-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/3032-3-0x0000000000600000-0x000000000061E000-memory.dmp

Filesize
120KB

Download
memory/3032-5-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/3032-4-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/3032-31-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads