snakekeylogger | c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29

Resubmissions

19-11-2024 15:26

241119-st7zrssnbj 10

19-11-2024 05:53

241119-glqvqs1hrj 10

Analysis

max time kernel
114s
max time network
117s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-11-2024 15:26

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Report Analysis Logs

General

Target

c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
Size

620KB
MD5

8f6d690e119684b1629d41f97b83fb23
SHA1

46efdb7ae7079a781723d75e390431aa4c6080e5
SHA256

c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29
SHA512

aa25c86da804170e08f3e4d5d64d7d07007bee539b26b27bc39476de4f99fca8fc0d7eaa3854556d004217982ab36c83f8f15bb21cbf1ffcc382edd911631d9c
SSDEEP

12288:bMVmiWX9OeYHC89ljwRbfWwtODSyaAXd1mA1Ak6OsgSb4VqU+H4o5zBFtyakR:gTONYHFvjwRzCxXd1mvOsH6eYoLy5

Score

10^/10

snakekeylogger collection discovery execution keylogger stealer

Malware Config

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/996-32-0x0000000000400000-0x0000000000426000-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
2668	powershell.exe
4516	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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
34	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3444 set thread context of 996	3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	109

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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.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
2088	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
4516	powershell.exe
2668	powershell.exe
3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
996	RegSvcs.exe
2668	powershell.exe
4516	powershell.exe
996	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
Token: SeDebugPrivilege	2668	powershell.exe
Token: SeDebugPrivilege	4516	powershell.exe
Token: SeDebugPrivilege	996	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3444 wrote to memory of 2668	3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	103
PID 3444 wrote to memory of 2668	3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	103
PID 3444 wrote to memory of 2668	3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	103
PID 3444 wrote to memory of 4516	3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	105
PID 3444 wrote to memory of 4516	3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	105
PID 3444 wrote to memory of 4516	3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	105
PID 3444 wrote to memory of 2088	3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	107
PID 3444 wrote to memory of 2088	3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	107
PID 3444 wrote to memory of 2088	3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	107
PID 3444 wrote to memory of 996	3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	109
PID 3444 wrote to memory of 996	3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	109
PID 3444 wrote to memory of 996	3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	109
PID 3444 wrote to memory of 996	3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	109
PID 3444 wrote to memory of 996	3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	109
PID 3444 wrote to memory of 996	3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	109
PID 3444 wrote to memory of 996	3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	109
PID 3444 wrote to memory of 996	3444	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	109

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
"C:\Users\Admin\AppData\Local\Temp\c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3444
- 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\c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2668
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\lyKbfEsVYfQfU.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4516
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lyKbfEsVYfQfU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1FE7.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2088
- 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:996

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
49212ccb0d0c68cc9733d69bc4d4e6d3

SHA1
55a30ad3db3b01e3239a065331d04ba6bd779b57

SHA256
b48982966ef37611a082bc4db2ea999b09459e07f597bb1c2bb113987fb2ef46

SHA512
f52cddb1b464d1694a9698f65d55248d3c64bb1fbfe14a702d72800fa712d9f620e5af75c43d1d8af14219c2aad0ad6c4f1ffdfc12a77c57ce41574278b56bd0

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ioiaserl.x2f.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1FE7.tmp

Filesize
1KB

MD5
5d61a4d25da9f8a629f0284b83bc6267

SHA1
4be81ee1aa8723e2f536d83ce2cb4236d515434e

SHA256
b352c3dd8076ca4dc4935d609661ef305f36e1d9fcc97b5a4b22ef566d15fa5f

SHA512
5bdcf236ecc25059cc333052cc0cb582249b768d83dafeababc6371f85d8b50e60729d35b752fefc1fe389768592e2d37cd7e19a25cd3753ad48d9e29128a559

Download Submit
memory/996-91-0x00000000067C0000-0x0000000006810000-memory.dmp

Filesize
320KB

Download
memory/996-32-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/996-92-0x00000000069E0000-0x0000000006BA2000-memory.dmp

Filesize
1.8MB

Download
memory/2668-18-0x0000000005A30000-0x0000000006058000-memory.dmp

Filesize
6.2MB

Download
memory/2668-30-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/2668-50-0x0000000006920000-0x000000000693E000-memory.dmp

Filesize
120KB

Download
memory/2668-20-0x00000000058D0000-0x00000000058F2000-memory.dmp

Filesize
136KB

Download
memory/2668-90-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/2668-16-0x00000000053C0000-0x00000000053F6000-memory.dmp

Filesize
216KB

Download
memory/2668-17-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/2668-70-0x0000000072680000-0x00000000726CC000-memory.dmp

Filesize
304KB

Download
memory/2668-19-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/2668-24-0x00000000062D0000-0x0000000006336000-memory.dmp

Filesize
408KB

Download
memory/2668-22-0x0000000006060000-0x00000000060C6000-memory.dmp

Filesize
408KB

Download
memory/3444-7-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/3444-5-0x0000000005120000-0x000000000512A000-memory.dmp

Filesize
40KB

Download
memory/3444-4-0x0000000005060000-0x000000000510A000-memory.dmp

Filesize
680KB

Download
memory/3444-3-0x0000000004F10000-0x0000000004FA2000-memory.dmp

Filesize
584KB

Download
memory/3444-8-0x000000007478E000-0x000000007478F000-memory.dmp

Filesize
4KB

Download
memory/3444-0-0x000000007478E000-0x000000007478F000-memory.dmp

Filesize
4KB

Download
memory/3444-6-0x0000000005C70000-0x0000000005D0C000-memory.dmp

Filesize
624KB

Download
memory/3444-11-0x0000000006C10000-0x0000000006C7C000-memory.dmp

Filesize
432KB

Download
memory/3444-10-0x0000000005C40000-0x0000000005C52000-memory.dmp

Filesize
72KB

Download
memory/3444-49-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/3444-9-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/3444-2-0x0000000005420000-0x00000000059C4000-memory.dmp

Filesize
5.6MB

Download
memory/3444-1-0x0000000000430000-0x00000000004CC000-memory.dmp

Filesize
624KB

Download
memory/4516-47-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/4516-63-0x0000000006BE0000-0x0000000006BFE000-memory.dmp

Filesize
120KB

Download
memory/4516-52-0x0000000006C00000-0x0000000006C32000-memory.dmp

Filesize
200KB

Download
memory/4516-65-0x0000000007FB0000-0x000000000862A000-memory.dmp

Filesize
6.5MB

Download
memory/4516-66-0x0000000007960000-0x000000000797A000-memory.dmp

Filesize
104KB

Download
memory/4516-67-0x00000000079D0000-0x00000000079DA000-memory.dmp

Filesize
40KB

Download
memory/4516-68-0x0000000007BE0000-0x0000000007C76000-memory.dmp

Filesize
600KB

Download
memory/4516-69-0x0000000007B60000-0x0000000007B71000-memory.dmp

Filesize
68KB

Download
memory/4516-64-0x0000000007850000-0x00000000078F3000-memory.dmp

Filesize
652KB

Download
memory/4516-80-0x0000000007B90000-0x0000000007B9E000-memory.dmp

Filesize
56KB

Download
memory/4516-81-0x0000000007BA0000-0x0000000007BB4000-memory.dmp

Filesize
80KB

Download
memory/4516-82-0x0000000007CA0000-0x0000000007CBA000-memory.dmp

Filesize
104KB

Download
memory/4516-83-0x0000000007C80000-0x0000000007C88000-memory.dmp

Filesize
32KB

Download
memory/4516-86-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/4516-53-0x0000000072680000-0x00000000726CC000-memory.dmp

Filesize
304KB

Download
memory/4516-51-0x00000000066D0000-0x000000000671C000-memory.dmp

Filesize
304KB

Download
memory/4516-21-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/4516-46-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/4516-31-0x0000000006040000-0x0000000006394000-memory.dmp

Filesize
3.3MB

Download