snakekeylogger | 4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2

Analysis

max time kernel
148s
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
17-11-2024 08:53

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General

Target

4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe
Size

711KB
MD5

6ccd423abcf6bb68539f4c70419d6fc3
SHA1

450d3110f5eca86f20823b61a4ef43fe5f35edd4
SHA256

4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2
SHA512

7fc9ac53ab49470c812155ab184bb2e260de2b618492a8cfc507a7520a331327bdd553a639201da085324d8f2bbe8c9e9b20b4528f3b2e5f9aece323ad47d196
SSDEEP

12288:eEEH0GapWzLehoBHUsu4xifZ6R6auv2VLEN714g2OkvqHbFweV:XEH4pBhtHhm61uLEN7urSbFwe

Score

10^/10

snakekeylogger collection discovery execution keylogger 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 1 IoCs

resource	yara_rule
behavioral2/memory/1448-31-0x0000000000400000-0x0000000000426000-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
3504	powershell.exe
4944	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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.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
22	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2168 set thread context of 1448	2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	105

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	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.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	MSBuild.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
3836	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe
3504	powershell.exe
4944	powershell.exe
2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe
1448	MSBuild.exe
4944	powershell.exe
3504	powershell.exe
1448	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe
Token: SeDebugPrivilege	3504	powershell.exe
Token: SeDebugPrivilege	4944	powershell.exe
Token: SeDebugPrivilege	1448	MSBuild.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 3504	2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	99
PID 2168 wrote to memory of 3504	2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	99
PID 2168 wrote to memory of 3504	2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	99
PID 2168 wrote to memory of 4944	2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	101
PID 2168 wrote to memory of 4944	2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	101
PID 2168 wrote to memory of 4944	2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	101
PID 2168 wrote to memory of 3836	2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	103
PID 2168 wrote to memory of 3836	2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	103
PID 2168 wrote to memory of 3836	2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	103
PID 2168 wrote to memory of 1448	2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	105
PID 2168 wrote to memory of 1448	2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	105
PID 2168 wrote to memory of 1448	2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	105
PID 2168 wrote to memory of 1448	2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	105
PID 2168 wrote to memory of 1448	2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	105
PID 2168 wrote to memory of 1448	2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	105
PID 2168 wrote to memory of 1448	2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	105
PID 2168 wrote to memory of 1448	2168	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	105

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe
"C:\Users\Admin\AppData\Local\Temp\4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.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:2168
- 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\4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3504
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\HaNkyQWPIIzrnC.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4944
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HaNkyQWPIIzrnC" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC8AF.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3836
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.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:1448

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

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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
8b40b6a5c7f448ca5b3f5d6c8c64964b

SHA1
9c68094583005422cdc66f39689b8a2449c0353e

SHA256
22ac3dc8801df472626616b9c966e9cc12da0412abcab6389e66c9d8d708e9b9

SHA512
22f2a00156cf52dc39b7caa6b062f128606f3bd738e65cf78b884ed1fac761f9ff6494a0d1b3b33c6770f98f9dd5c113948b526a6dedeb9282b956d068fa4334

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2endqpos.bvk.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC8AF.tmp

Filesize
1KB

MD5
48e5c506eb66fe5d288a682e74ad8b4d

SHA1
593b75db67052604fc26f19be981a740536e7dc9

SHA256
c9ca6726a1c001543720c6abcd5b2f09c2ae8e21cf9336dd753913519cb3e9b9

SHA512
b7edffcf0ed510669349e20c88eedb366776066d49173a65e0389620eecb4ffe7c10185b0e4064a2b6d84894a22eba7b1baaf2f92e430324994688c30a837552

Download Submit
memory/1448-92-0x0000000006C70000-0x0000000006E32000-memory.dmp

Filesize
1.8MB

Download
memory/1448-31-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1448-91-0x0000000006A50000-0x0000000006AA0000-memory.dmp

Filesize
320KB

Download
memory/2168-6-0x0000000005210000-0x00000000052AC000-memory.dmp

Filesize
624KB

Download
memory/2168-8-0x0000000005340000-0x000000000535C000-memory.dmp

Filesize
112KB

Download
memory/2168-9-0x000000007445E000-0x000000007445F000-memory.dmp

Filesize
4KB

Download
memory/2168-10-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/2168-11-0x0000000004920000-0x0000000004988000-memory.dmp

Filesize
416KB

Download
memory/2168-0-0x000000007445E000-0x000000007445F000-memory.dmp

Filesize
4KB

Download
memory/2168-7-0x00000000068C0000-0x0000000006970000-memory.dmp

Filesize
704KB

Download
memory/2168-4-0x0000000004F20000-0x0000000004F2A000-memory.dmp

Filesize
40KB

Download
memory/2168-5-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/2168-3-0x0000000004F80000-0x0000000005012000-memory.dmp

Filesize
584KB

Download
memory/2168-2-0x0000000005530000-0x0000000005AD4000-memory.dmp

Filesize
5.6MB

Download
memory/2168-49-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/2168-1-0x0000000000490000-0x0000000000548000-memory.dmp

Filesize
736KB

Download
memory/3504-16-0x0000000002920000-0x0000000002956000-memory.dmp

Filesize
216KB

Download
memory/3504-68-0x0000000070940000-0x000000007098C000-memory.dmp

Filesize
304KB

Download
memory/3504-33-0x0000000005BD0000-0x0000000005C36000-memory.dmp

Filesize
408KB

Download
memory/3504-32-0x0000000005B60000-0x0000000005BC6000-memory.dmp

Filesize
408KB

Download
memory/3504-18-0x00000000054C0000-0x0000000005AE8000-memory.dmp

Filesize
6.2MB

Download
memory/3504-17-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/3504-89-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/3504-23-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/3504-19-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/3504-22-0x0000000005470000-0x0000000005492000-memory.dmp

Filesize
136KB

Download
memory/3504-83-0x0000000007880000-0x0000000007888000-memory.dmp

Filesize
32KB

Download
memory/4944-66-0x0000000007300000-0x000000000731A000-memory.dmp

Filesize
104KB

Download
memory/4944-80-0x0000000007530000-0x000000000753E000-memory.dmp

Filesize
56KB

Download
memory/4944-64-0x00000000071A0000-0x0000000007243000-memory.dmp

Filesize
652KB

Download
memory/4944-65-0x0000000007940000-0x0000000007FBA000-memory.dmp

Filesize
6.5MB

Download
memory/4944-25-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/4944-67-0x0000000007370000-0x000000000737A000-memory.dmp

Filesize
40KB

Download
memory/4944-63-0x0000000006590000-0x00000000065AE000-memory.dmp

Filesize
120KB

Download
memory/4944-78-0x0000000007580000-0x0000000007616000-memory.dmp

Filesize
600KB

Download
memory/4944-79-0x0000000007500000-0x0000000007511000-memory.dmp

Filesize
68KB

Download
memory/4944-52-0x0000000007160000-0x0000000007192000-memory.dmp

Filesize
200KB

Download
memory/4944-81-0x0000000007540000-0x0000000007554000-memory.dmp

Filesize
80KB

Download
memory/4944-82-0x0000000007640000-0x000000000765A000-memory.dmp

Filesize
104KB

Download
memory/4944-53-0x0000000070940000-0x000000007098C000-memory.dmp

Filesize
304KB

Download
memory/4944-51-0x0000000006500000-0x000000000654C000-memory.dmp

Filesize
304KB

Download
memory/4944-50-0x0000000005F90000-0x0000000005FAE000-memory.dmp

Filesize
120KB

Download
memory/4944-90-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/4944-48-0x0000000005AB0000-0x0000000005E04000-memory.dmp

Filesize
3.3MB

Download
memory/4944-20-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/4944-24-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download