snakekeylogger | 79861c58558e7cd10c66a41edda287077ce8ee7516060066a21f254a85aef72e

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06-11-2024 11:10

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General

Target

Contract.exe
Size

571KB
MD5

1bc8a8efa890196a91f54124e2b4b30f
SHA1

3436f66f6af1fc6698e5ef631386465da692ee33
SHA256

1bed29c0a6409a825cc6c5d3cfe488a5524432c0ccb2e896a44c7bc87d252f22
SHA512

e5bf2b6110b31f0760f2fceb7372df2f146f8e79612468c556439834c0e344d7fada1e07d7739009fff15c50e39bf668246b8a6b37259876c343d446c85e3e62
SSDEEP

12288:uUPZbEeX/C9M5YrN17Iq+PoQeSeAXVf4Y1BRMQ0b2r8lM4:uUPh//C9M5Yx1T+oXHubRI1lM4

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.murchisonspice.co.za
Port:
587
Username:
[email protected]
Password:
orders786q#

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/1104-45-0x0000000000400000-0x0000000000426000-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
1688	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	Contract.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-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Contract.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Contract.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Contract.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
20	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4344 set thread context of 1104	4344	Contract.exe	103

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	Contract.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Contract.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
4124	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4080	powershell.exe
1688	powershell.exe
1104	Contract.exe
4080	powershell.exe
1688	powershell.exe
1104	Contract.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1688	powershell.exe
Token: SeDebugPrivilege	4080	powershell.exe
Token: SeDebugPrivilege	1104	Contract.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 4344 wrote to memory of 4080	4344	Contract.exe	97
PID 4344 wrote to memory of 4080	4344	Contract.exe	97
PID 4344 wrote to memory of 4080	4344	Contract.exe	97
PID 4344 wrote to memory of 1688	4344	Contract.exe	99
PID 4344 wrote to memory of 1688	4344	Contract.exe	99
PID 4344 wrote to memory of 1688	4344	Contract.exe	99
PID 4344 wrote to memory of 4124	4344	Contract.exe	101
PID 4344 wrote to memory of 4124	4344	Contract.exe	101
PID 4344 wrote to memory of 4124	4344	Contract.exe	101
PID 4344 wrote to memory of 1104	4344	Contract.exe	103
PID 4344 wrote to memory of 1104	4344	Contract.exe	103
PID 4344 wrote to memory of 1104	4344	Contract.exe	103
PID 4344 wrote to memory of 1104	4344	Contract.exe	103
PID 4344 wrote to memory of 1104	4344	Contract.exe	103
PID 4344 wrote to memory of 1104	4344	Contract.exe	103
PID 4344 wrote to memory of 1104	4344	Contract.exe	103
PID 4344 wrote to memory of 1104	4344	Contract.exe	103

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	Contract.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	Contract.exe

C:\Users\Admin\AppData\Local\Temp\Contract.exe
"C:\Users\Admin\AppData\Local\Temp\Contract.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4344
- 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\Contract.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\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UTzCgvPjcA.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1688
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UTzCgvPjcA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCB10.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4124
- C:\Users\Admin\AppData\Local\Temp\Contract.exe
  "C:\Users\Admin\AppData\Local\Temp\Contract.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:1104

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

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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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
4ba08e8fc73b49b9bdcf251e392ec6dd

SHA1
f29c72a439af01e7329194ac26260d210df7e5a1

SHA256
94646c24f233e8808c4b68224ad5fef498ab78255f7e4d58f0b52b572dbb62cb

SHA512
942f8790d7a24903c36868fa8b8209c3c2f122b5d59c28ef1504ae47eb57784c7e3007b351a5a0ffee9aa6a023829964350db158de54ae6ac008cbb9f2df48f9

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ozagt0fb.qvi.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpCB10.tmp

Filesize
1KB

MD5
99abf5db56a196251e64ee2db14ebeb1

SHA1
7f07bebd6a1bedec5a6f76a4d1a01f94f971d6ee

SHA256
fb77e407e391cb2a1bda52c01ca9dd3282ff1ae028e478bc7ce72e7b71c328e9

SHA512
014ef543392b8e034bd38eb275a1ecb253b7cc3fc9a240011de4f48e5c8a59bb76a0dff44565c30c20e8abc8ae078b9082561e5e7456f0bbcf995d64eed16777

Download Submit
memory/1104-90-0x0000000007060000-0x0000000007222000-memory.dmp

Filesize
1.8MB

Download
memory/1104-89-0x0000000006E40000-0x0000000006E90000-memory.dmp

Filesize
320KB

Download
memory/1104-45-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1688-50-0x0000000006B20000-0x0000000006B52000-memory.dmp

Filesize
200KB

Download
memory/1688-17-0x0000000005780000-0x0000000005DA8000-memory.dmp

Filesize
6.2MB

Download
memory/1688-72-0x0000000007740000-0x00000000077E3000-memory.dmp

Filesize
652KB

Download
memory/1688-22-0x00000000056A0000-0x0000000005706000-memory.dmp

Filesize
408KB

Download
memory/1688-51-0x0000000075660000-0x00000000756AC000-memory.dmp

Filesize
304KB

Download
memory/1688-49-0x00000000065A0000-0x00000000065EC000-memory.dmp

Filesize
304KB

Download
memory/1688-48-0x0000000006450000-0x000000000646E000-memory.dmp

Filesize
120KB

Download
memory/1688-77-0x0000000007A80000-0x0000000007A91000-memory.dmp

Filesize
68KB

Download
memory/1688-19-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/1688-23-0x0000000005710000-0x0000000005776000-memory.dmp

Filesize
408KB

Download
memory/1688-21-0x0000000005600000-0x0000000005622000-memory.dmp

Filesize
136KB

Download
memory/1688-78-0x0000000007AB0000-0x0000000007ABE000-memory.dmp

Filesize
56KB

Download
memory/1688-24-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/1688-80-0x0000000007BC0000-0x0000000007BDA000-memory.dmp

Filesize
104KB

Download
memory/1688-88-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/4080-16-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/4080-75-0x00000000076B0000-0x00000000076BA000-memory.dmp

Filesize
40KB

Download
memory/4080-25-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/4080-87-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/4080-18-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/4080-81-0x0000000007960000-0x0000000007968000-memory.dmp

Filesize
32KB

Download
memory/4080-52-0x0000000075660000-0x00000000756AC000-memory.dmp

Filesize
304KB

Download
memory/4080-15-0x0000000004D80000-0x0000000004DB6000-memory.dmp

Filesize
216KB

Download
memory/4080-79-0x0000000007880000-0x0000000007894000-memory.dmp

Filesize
80KB

Download
memory/4080-71-0x00000000072E0000-0x00000000072FE000-memory.dmp

Filesize
120KB

Download
memory/4080-76-0x00000000078C0000-0x0000000007956000-memory.dmp

Filesize
600KB

Download
memory/4080-73-0x0000000007C80000-0x00000000082FA000-memory.dmp

Filesize
6.5MB

Download
memory/4080-74-0x0000000007640000-0x000000000765A000-memory.dmp

Filesize
104KB

Download
memory/4080-44-0x0000000005D40000-0x0000000006094000-memory.dmp

Filesize
3.3MB

Download
memory/4344-9-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/4344-8-0x0000000074DBE000-0x0000000074DBF000-memory.dmp

Filesize
4KB

Download
memory/4344-7-0x00000000053E0000-0x00000000053FC000-memory.dmp

Filesize
112KB

Download
memory/4344-10-0x0000000002B30000-0x0000000002B98000-memory.dmp

Filesize
416KB

Download
memory/4344-6-0x0000000005460000-0x00000000054FC000-memory.dmp

Filesize
624KB

Download
memory/4344-0-0x0000000074DBE000-0x0000000074DBF000-memory.dmp

Filesize
4KB

Download
memory/4344-5-0x0000000005320000-0x000000000532A000-memory.dmp

Filesize
40KB

Download
memory/4344-4-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/4344-3-0x0000000005160000-0x00000000051F2000-memory.dmp

Filesize
584KB

Download
memory/4344-47-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/4344-2-0x0000000005620000-0x0000000005BC4000-memory.dmp

Filesize
5.6MB

Download
memory/4344-1-0x00000000006E0000-0x0000000000776000-memory.dmp

Filesize
600KB

Download