snakekeylogger | 5b34f76345fe3155d491e7362fbed7f9c7463499a90e5d7c3e2bc4e8924021f0

General

Target

SSA6780987654E3E45678.exe
Size

681KB
MD5

d3dc338f15c05a7802cf5fd556ddfedd
SHA1

096c4b01b40cd27353560a97636cd81ec12c44f4
SHA256

5b34f76345fe3155d491e7362fbed7f9c7463499a90e5d7c3e2bc4e8924021f0
SHA512

183f0431dfaca48201bf27012de88409d530677c7afe56b08d00e2f32b8d9183d9d67113b02b72a8c0f89e85e8d1e75168d9dae0117b320904381ed4eba83fb9
SSDEEP

12288:Cyfe6wy8qYAwjrY+7NmIKaljDf7WhcjYoXP8B6slRIpF:CyfelBTAsN7NFXWhdoXZsRGF

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
ssl0.ovh.net
Port:
587
Username:
[email protected]
Password:
sj4Ub78kk
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/2796-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2796-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2796-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2796-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2796-23-0x0000000000400000-0x0000000000426000-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
2100	powershell.exe
2888	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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SSA6780987654E3E45678.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SSA6780987654E3E45678.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SSA6780987654E3E45678.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 2248 set thread context of 2796	2248	SSA6780987654E3E45678.exe	36

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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SSA6780987654E3E45678.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SSA6780987654E3E45678.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
3036	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2248	SSA6780987654E3E45678.exe
2248	SSA6780987654E3E45678.exe
2248	SSA6780987654E3E45678.exe
2248	SSA6780987654E3E45678.exe
2796	SSA6780987654E3E45678.exe
2888	powershell.exe
2100	powershell.exe
2796	SSA6780987654E3E45678.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2248	SSA6780987654E3E45678.exe
Token: SeDebugPrivilege	2796	SSA6780987654E3E45678.exe
Token: SeDebugPrivilege	2888	powershell.exe
Token: SeDebugPrivilege	2100	powershell.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 2248 wrote to memory of 2100	2248	SSA6780987654E3E45678.exe	29
PID 2248 wrote to memory of 2100	2248	SSA6780987654E3E45678.exe	29
PID 2248 wrote to memory of 2100	2248	SSA6780987654E3E45678.exe	29
PID 2248 wrote to memory of 2100	2248	SSA6780987654E3E45678.exe	29
PID 2248 wrote to memory of 2888	2248	SSA6780987654E3E45678.exe	31
PID 2248 wrote to memory of 2888	2248	SSA6780987654E3E45678.exe	31
PID 2248 wrote to memory of 2888	2248	SSA6780987654E3E45678.exe	31
PID 2248 wrote to memory of 2888	2248	SSA6780987654E3E45678.exe	31
PID 2248 wrote to memory of 3036	2248	SSA6780987654E3E45678.exe	32
PID 2248 wrote to memory of 3036	2248	SSA6780987654E3E45678.exe	32
PID 2248 wrote to memory of 3036	2248	SSA6780987654E3E45678.exe	32
PID 2248 wrote to memory of 3036	2248	SSA6780987654E3E45678.exe	32
PID 2248 wrote to memory of 1680	2248	SSA6780987654E3E45678.exe	35
PID 2248 wrote to memory of 1680	2248	SSA6780987654E3E45678.exe	35
PID 2248 wrote to memory of 1680	2248	SSA6780987654E3E45678.exe	35
PID 2248 wrote to memory of 1680	2248	SSA6780987654E3E45678.exe	35
PID 2248 wrote to memory of 2796	2248	SSA6780987654E3E45678.exe	36
PID 2248 wrote to memory of 2796	2248	SSA6780987654E3E45678.exe	36
PID 2248 wrote to memory of 2796	2248	SSA6780987654E3E45678.exe	36
PID 2248 wrote to memory of 2796	2248	SSA6780987654E3E45678.exe	36
PID 2248 wrote to memory of 2796	2248	SSA6780987654E3E45678.exe	36
PID 2248 wrote to memory of 2796	2248	SSA6780987654E3E45678.exe	36
PID 2248 wrote to memory of 2796	2248	SSA6780987654E3E45678.exe	36
PID 2248 wrote to memory of 2796	2248	SSA6780987654E3E45678.exe	36
PID 2248 wrote to memory of 2796	2248	SSA6780987654E3E45678.exe	36

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	SSA6780987654E3E45678.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	SSA6780987654E3E45678.exe

C:\Users\Admin\AppData\Local\Temp\SSA6780987654E3E45678.exe
"C:\Users\Admin\AppData\Local\Temp\SSA6780987654E3E45678.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2248
- 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\SSA6780987654E3E45678.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2100
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\xVAvZAqYx.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2888
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xVAvZAqYx" /XML "C:\Users\Admin\AppData\Local\Temp\tmp80C.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3036
- C:\Users\Admin\AppData\Local\Temp\SSA6780987654E3E45678.exe
  "C:\Users\Admin\AppData\Local\Temp\SSA6780987654E3E45678.exe"
  2⤵
  PID:1680
- C:\Users\Admin\AppData\Local\Temp\SSA6780987654E3E45678.exe
  "C:\Users\Admin\AppData\Local\Temp\SSA6780987654E3E45678.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:2796

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\tmp80C.tmp

Filesize
1KB

MD5
34ef57a75eb18241a9fad564fa8f80fa

SHA1
09d9f7fce5648cb0ee5865534f86dff6d489235f

SHA256
0e3623d28d1b7a1ecbc2e17b60b9674d8399cdb91c898a2fd109f19c4cf11d19

SHA512
f7f54f2b136f963c2b68b164376bc41475ab5a610600e54ec64c0b8ce60125a28c51342ce0c43dd5efec6d4122edda5c6a76e18a98341e8f29995b8a5bcca285

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\BH5ZMFJ1DIN6FDQFQDGC.temp

Filesize
7KB

MD5
ae4a29bcf81e91346218e30f851f1804

SHA1
b1d576facb7dcb0fef0cf8de5e1747614044aae3

SHA256
05a07c99f56c6cb290a058a60fdea5aec66e21bfe7fa015dec7b6556ef4196d2

SHA512
a14c6b401988030029f3dae87136b795e3f0319403b2d173d7cf85f639c2839d8dfd5baf822a88498274a7956fd3daf1ce0baf710555efa2ece19144299a8077

Download Submit
memory/2248-4-0x0000000074EBE000-0x0000000074EBF000-memory.dmp

Filesize
4KB

Download
memory/2248-31-0x0000000074EB0000-0x000000007559E000-memory.dmp

Filesize
6.9MB

Download
memory/2248-0-0x0000000074EBE000-0x0000000074EBF000-memory.dmp

Filesize
4KB

Download
memory/2248-5-0x0000000074EB0000-0x000000007559E000-memory.dmp

Filesize
6.9MB

Download
memory/2248-6-0x000000000A0A0000-0x000000000A10C000-memory.dmp

Filesize
432KB

Download
memory/2248-2-0x0000000074EB0000-0x000000007559E000-memory.dmp

Filesize
6.9MB

Download
memory/2248-1-0x0000000000210000-0x00000000002C0000-memory.dmp

Filesize
704KB

Download
memory/2248-3-0x00000000006F0000-0x000000000070E000-memory.dmp

Filesize
120KB

Download
memory/2796-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2796-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2796-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2796-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2796-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2796-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2796-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2796-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads