snakekeylogger | c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29

Resubmissions

19-11-2024 15:26

241119-st7zrssnbj 10

19-11-2024 05:53

241119-glqvqs1hrj 10

Analysis

max time kernel
149s
max time network
152s
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 05:53

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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/4360-46-0x0000000000400000-0x0000000000426000-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
4080	powershell.exe
3428	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-1-5-21-2045521122-590294423-3465680274-1000\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-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\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
36	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3144 set thread context of 4360	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	110

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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
2836	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
4080	powershell.exe
3428	powershell.exe
3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
4080	powershell.exe
4360	RegSvcs.exe
3428	powershell.exe
4360	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe
Token: SeDebugPrivilege	4080	powershell.exe
Token: SeDebugPrivilege	3428	powershell.exe
Token: SeDebugPrivilege	4360	RegSvcs.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 3144 wrote to memory of 3428	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	103
PID 3144 wrote to memory of 3428	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	103
PID 3144 wrote to memory of 3428	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	103
PID 3144 wrote to memory of 4080	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	105
PID 3144 wrote to memory of 4080	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	105
PID 3144 wrote to memory of 4080	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	105
PID 3144 wrote to memory of 2836	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	107
PID 3144 wrote to memory of 2836	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	107
PID 3144 wrote to memory of 2836	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	107
PID 3144 wrote to memory of 4736	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	109
PID 3144 wrote to memory of 4736	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	109
PID 3144 wrote to memory of 4736	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	109
PID 3144 wrote to memory of 4360	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	110
PID 3144 wrote to memory of 4360	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	110
PID 3144 wrote to memory of 4360	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	110
PID 3144 wrote to memory of 4360	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	110
PID 3144 wrote to memory of 4360	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	110
PID 3144 wrote to memory of 4360	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	110
PID 3144 wrote to memory of 4360	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	110
PID 3144 wrote to memory of 4360	3144	c997ad9cac5cb1cfc050a066e275aae6a540443075b2641ca19331b3f065ee29.exe	110

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\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:3144
- 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:3428
- 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:4080
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lyKbfEsVYfQfU" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA718.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2836
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:4736
- 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:4360

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
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

Filesize
18KB

MD5
d0d75c71b61968b4ba60062152862bb2

SHA1
cb75595f55ae4330bbce761f523a8163dc782aab

SHA256
09264620100bc58c66167e6f6b2c935ac676ecc29824305d716045bf2ea02bda

SHA512
2db4acdb48fa17ce1b58d3e621a4c31b86f4798cc10fc4b6edad0f0197d79e529e9de7a92c9053f399e1aac4c124d4b436044e4e45fcd29e273fda4db3a62f3d

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1puowvhg.jha.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA718.tmp

Filesize
1KB

MD5
b2a4d37f5efdc89c8ed52956027b09fd

SHA1
5171111dc07b5d1ca6fa2f97c2a879286b5d4046

SHA256
221b3d137b0597270c6e7cdaada5a92c0657fff16d0ca0442c72110262728b4a

SHA512
1d8a595646edc9f42bfe2c2222d9105b2275db9d08614eb54156601f6a1ab823ab2870c5cf1310e4f9e3d06ffcbf49e05c7f0e21e2fdc73ed589979d56530be1

Download Submit
memory/3144-8-0x000000007524E000-0x000000007524F000-memory.dmp

Filesize
4KB

Download
memory/3144-5-0x0000000005C90000-0x0000000005C9A000-memory.dmp

Filesize
40KB

Download
memory/3144-6-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/3144-7-0x0000000006490000-0x000000000652C000-memory.dmp

Filesize
624KB

Download
memory/3144-4-0x0000000005830000-0x00000000058DA000-memory.dmp

Filesize
680KB

Download
memory/3144-9-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/3144-10-0x0000000006550000-0x0000000006562000-memory.dmp

Filesize
72KB

Download
memory/3144-11-0x00000000074A0000-0x000000000750C000-memory.dmp

Filesize
432KB

Download
memory/3144-0-0x000000007524E000-0x000000007524F000-memory.dmp

Filesize
4KB

Download
memory/3144-3-0x0000000005790000-0x0000000005822000-memory.dmp

Filesize
584KB

Download
memory/3144-2-0x0000000005D40000-0x00000000062E4000-memory.dmp

Filesize
5.6MB

Download
memory/3144-48-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/3144-1-0x0000000000CA0000-0x0000000000D3C000-memory.dmp

Filesize
624KB

Download
memory/3428-16-0x00000000027D0000-0x0000000002806000-memory.dmp

Filesize
216KB

Download
memory/3428-53-0x0000000075AA0000-0x0000000075AEC000-memory.dmp

Filesize
304KB

Download
memory/3428-25-0x00000000058A0000-0x0000000005906000-memory.dmp

Filesize
408KB

Download
memory/3428-24-0x0000000005830000-0x0000000005896000-memory.dmp

Filesize
408KB

Download
memory/3428-23-0x0000000005100000-0x0000000005122000-memory.dmp

Filesize
136KB

Download
memory/3428-26-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/3428-27-0x0000000005990000-0x0000000005CE4000-memory.dmp

Filesize
3.3MB

Download
memory/3428-17-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/3428-88-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/3428-18-0x0000000005190000-0x00000000057B8000-memory.dmp

Filesize
6.2MB

Download
memory/3428-19-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/3428-72-0x0000000006670000-0x000000000668E000-memory.dmp

Filesize
120KB

Download
memory/4080-79-0x0000000006FD0000-0x0000000006FDE000-memory.dmp

Filesize
56KB

Download
memory/4080-78-0x0000000006FA0000-0x0000000006FB1000-memory.dmp

Filesize
68KB

Download
memory/4080-51-0x0000000006000000-0x0000000006032000-memory.dmp

Filesize
200KB

Download
memory/4080-50-0x0000000006070000-0x00000000060BC000-memory.dmp

Filesize
304KB

Download
memory/4080-73-0x0000000006C50000-0x0000000006CF3000-memory.dmp

Filesize
652KB

Download
memory/4080-74-0x00000000073F0000-0x0000000007A6A000-memory.dmp

Filesize
6.5MB

Download
memory/4080-75-0x0000000006DA0000-0x0000000006DBA000-memory.dmp

Filesize
104KB

Download
memory/4080-76-0x0000000006E20000-0x0000000006E2A000-memory.dmp

Filesize
40KB

Download
memory/4080-77-0x0000000007020000-0x00000000070B6000-memory.dmp

Filesize
600KB

Download
memory/4080-52-0x0000000075AA0000-0x0000000075AEC000-memory.dmp

Filesize
304KB

Download
memory/4080-21-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/4080-80-0x0000000006FE0000-0x0000000006FF4000-memory.dmp

Filesize
80KB

Download
memory/4080-81-0x00000000070E0000-0x00000000070FA000-memory.dmp

Filesize
104KB

Download
memory/4080-82-0x00000000070C0000-0x00000000070C8000-memory.dmp

Filesize
32KB

Download
memory/4080-49-0x0000000005A80000-0x0000000005A9E000-memory.dmp

Filesize
120KB

Download
memory/4080-20-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/4080-89-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/4360-46-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4360-90-0x0000000006440000-0x0000000006490000-memory.dmp

Filesize
320KB

Download
memory/4360-91-0x0000000006660000-0x0000000006822000-memory.dmp

Filesize
1.8MB

Download