snakekeylogger | ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3

General

Target

ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe
Size

641KB
MD5

773984f4a6f5b624a22d549bb91caba0
SHA1

d669159240aa47d87b56e7e171a59176039f1ce8
SHA256

ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3
SHA512

340745127d619fc79d123df192c144d4326413de487f950e73231321f02bd6707976d7edab126b2137a40e3ef460db395186d2332097014e375e3d747342ca5b
SSDEEP

12288:xOFtByqfpHJJdgib+TCUIGr8ocdn3+2SF2SO:xKI0ppJJ+ToncS

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
50.31.176.103
Port:
21
Username:
[email protected]
Password:
HW=f09RQ-BL1

Extracted

Family

snakekeylogger

Credentials

Protocol: ftp
Host:
ftp://50.31.176.103/
Port:
21
Username:
[email protected]
Password:
HW=f09RQ-BL1

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2728-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2728-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2728-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2728-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2728-29-0x0000000000400000-0x0000000000426000-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
2816	powershell.exe
2772	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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.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
8	reallyfreegeoip.org
9	reallyfreegeoip.org
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2384 set thread context of 2728	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.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	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.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	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.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
2848	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe
2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe
2728	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe
2816	powershell.exe
2772	powershell.exe
2728	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe
Token: SeDebugPrivilege	2728	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe
Token: SeDebugPrivilege	2816	powershell.exe
Token: SeDebugPrivilege	2772	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 2816	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	31
PID 2384 wrote to memory of 2816	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	31
PID 2384 wrote to memory of 2816	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	31
PID 2384 wrote to memory of 2816	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	31
PID 2384 wrote to memory of 2772	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	33
PID 2384 wrote to memory of 2772	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	33
PID 2384 wrote to memory of 2772	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	33
PID 2384 wrote to memory of 2772	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	33
PID 2384 wrote to memory of 2848	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	35
PID 2384 wrote to memory of 2848	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	35
PID 2384 wrote to memory of 2848	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	35
PID 2384 wrote to memory of 2848	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	35
PID 2384 wrote to memory of 2728	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	37
PID 2384 wrote to memory of 2728	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	37
PID 2384 wrote to memory of 2728	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	37
PID 2384 wrote to memory of 2728	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	37
PID 2384 wrote to memory of 2728	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	37
PID 2384 wrote to memory of 2728	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	37
PID 2384 wrote to memory of 2728	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	37
PID 2384 wrote to memory of 2728	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	37
PID 2384 wrote to memory of 2728	2384	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe	37

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe

C:\Users\Admin\AppData\Local\Temp\ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe
"C:\Users\Admin\AppData\Local\Temp\ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2384
- 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\ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2816
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\SzJDEUtRWDX.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2772
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SzJDEUtRWDX" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEF4E.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2848
- C:\Users\Admin\AppData\Local\Temp\ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe
  "C:\Users\Admin\AppData\Local\Temp\ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.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:2728

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\tmpEF4E.tmp

Filesize
1KB

MD5
615ae62985b783cb6de6615590e17a7d

SHA1
a4ce5e2e5376b6e7f65b3f0ee51d270e4f48da54

SHA256
f6da5160e1ff3da17e6564bc539638dc0aae5c0890fb5e885617712b59b62c5c

SHA512
f4aef871d102641560e0538317baa7aa9f14caeb62a39fc05eb46c5567d889e17cc53839943554722eb8de8b983184ad5e665856d0ae7cb45085ba8a9f98c635

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

Filesize
7KB

MD5
461031a088b7ac4642f3f3806cf0c003

SHA1
fb0dc0957ee30742291ff63180f85b9307216100

SHA256
aea7b90d61138cff8d046fe11e00ec04d20aa359ddf2dcb15411908d5fd5de38

SHA512
b76232cf7f6376be5e6a81b7c110897cf51f6dad016b3f66321ab8da6ef40ee9cbfad9241a6cf422e205e5a4fbde2d2c76b1dc9c47196c2d83f4bca198db0c0c

Download Submit
memory/2384-4-0x0000000074E8E000-0x0000000074E8F000-memory.dmp

Filesize
4KB

Download
memory/2384-31-0x0000000074E80000-0x000000007556E000-memory.dmp

Filesize
6.9MB

Download
memory/2384-0-0x0000000074E8E000-0x0000000074E8F000-memory.dmp

Filesize
4KB

Download
memory/2384-5-0x0000000074E80000-0x000000007556E000-memory.dmp

Filesize
6.9MB

Download
memory/2384-6-0x0000000001F90000-0x0000000001FFC000-memory.dmp

Filesize
432KB

Download
memory/2384-2-0x0000000074E80000-0x000000007556E000-memory.dmp

Filesize
6.9MB

Download
memory/2384-1-0x0000000000860000-0x0000000000906000-memory.dmp

Filesize
664KB

Download
memory/2384-3-0x00000000004E0000-0x00000000004FE000-memory.dmp

Filesize
120KB

Download
memory/2728-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2728-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2728-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2728-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2728-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2728-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2728-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2728-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads