snakekeylogger | fb32ee963d4a3a9ee628b7953fd14fb98fe1257946ce05c6e922005d05cdac74

Analysis

max time kernel
126s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/09/2024, 12:23

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General

Target

rPROFORMAINVOICE-PO_ATS_1036pdf.exe
Size

521KB
MD5

d5a6193b01c8b4f4a1d70de986f2581a
SHA1

83146988eefd85c295e43336021a82bdae3e03fc
SHA256

fb32ee963d4a3a9ee628b7953fd14fb98fe1257946ce05c6e922005d05cdac74
SHA512

12b11063db76a6319a74b0f3debab63d051b48c85ca1a3b27bc8c8a34c8091960341fbf40d6f3db1bdc6cead878bda0123bd3d40ef164b6ad5a5c70704f78872
SSDEEP

12288:p/CqjqYBxuBdwmEZ9ictORFP+yfpDHI3Rtj6IFKap5AW:p6pUxuB2mE7irPhBs3jrNTB

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot7205528810:AAHpQmp8pXDD3HdZBbwmUH_nIHswhyx25IQ/sendMessage?chat_id=5483672364

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3240-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
1408	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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	rPROFORMAINVOICE-PO_ATS_1036pdf.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-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rPROFORMAINVOICE-PO_ATS_1036pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rPROFORMAINVOICE-PO_ATS_1036pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rPROFORMAINVOICE-PO_ATS_1036pdf.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
21	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2560 set thread context of 3240	2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe	92

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 4 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	rPROFORMAINVOICE-PO_ATS_1036pdf.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	rPROFORMAINVOICE-PO_ATS_1036pdf.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
2748	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe
2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe
1408	powershell.exe
3240	rPROFORMAINVOICE-PO_ATS_1036pdf.exe
1408	powershell.exe
3240	rPROFORMAINVOICE-PO_ATS_1036pdf.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe
Token: SeDebugPrivilege	1408	powershell.exe
Token: SeDebugPrivilege	3240	rPROFORMAINVOICE-PO_ATS_1036pdf.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2560 wrote to memory of 1408	2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe	87
PID 2560 wrote to memory of 1408	2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe	87
PID 2560 wrote to memory of 1408	2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe	87
PID 2560 wrote to memory of 2748	2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe	89
PID 2560 wrote to memory of 2748	2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe	89
PID 2560 wrote to memory of 2748	2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe	89
PID 2560 wrote to memory of 3100	2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe	91
PID 2560 wrote to memory of 3100	2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe	91
PID 2560 wrote to memory of 3100	2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe	91
PID 2560 wrote to memory of 3240	2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe	92
PID 2560 wrote to memory of 3240	2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe	92
PID 2560 wrote to memory of 3240	2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe	92
PID 2560 wrote to memory of 3240	2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe	92
PID 2560 wrote to memory of 3240	2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe	92
PID 2560 wrote to memory of 3240	2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe	92
PID 2560 wrote to memory of 3240	2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe	92
PID 2560 wrote to memory of 3240	2560	rPROFORMAINVOICE-PO_ATS_1036pdf.exe	92

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rPROFORMAINVOICE-PO_ATS_1036pdf.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rPROFORMAINVOICE-PO_ATS_1036pdf.exe

C:\Users\Admin\AppData\Local\Temp\rPROFORMAINVOICE-PO_ATS_1036pdf.exe
"C:\Users\Admin\AppData\Local\Temp\rPROFORMAINVOICE-PO_ATS_1036pdf.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:2560
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JZpnbXGCC.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1408
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JZpnbXGCC" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9C4F.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2748
- C:\Users\Admin\AppData\Local\Temp\rPROFORMAINVOICE-PO_ATS_1036pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\rPROFORMAINVOICE-PO_ATS_1036pdf.exe"
  2⤵
  PID:3100
- C:\Users\Admin\AppData\Local\Temp\rPROFORMAINVOICE-PO_ATS_1036pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\rPROFORMAINVOICE-PO_ATS_1036pdf.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:3240

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\Temp\__PSScriptPolicyTest_n0jeqfy1.dyv.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9C4F.tmp

Filesize
1KB

MD5
b70280ae226ab44cd2dd6f72fff123e1

SHA1
95fb378344d7f8a3ee28b1f31e046fd3db4ebd15

SHA256
352f4dd299697efe4fdc7671cf00ef5f78e8477f206fd41d531e26575dce66a3

SHA512
5dc5c92405b762d553aa38811084fe91c3fa5caa272765e826d373d4fc5b024d1203799158749d6673a11b15ee7af2c532d7385887c5ad32865448b51a9c2bfd

Download Submit
memory/1408-55-0x0000000007320000-0x000000000732A000-memory.dmp

Filesize
40KB

Download
memory/1408-53-0x00000000078F0000-0x0000000007F6A000-memory.dmp

Filesize
6.5MB

Download
memory/1408-64-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/1408-61-0x00000000075C0000-0x00000000075C8000-memory.dmp

Filesize
32KB

Download
memory/1408-60-0x00000000075E0000-0x00000000075FA000-memory.dmp

Filesize
104KB

Download
memory/1408-59-0x00000000074E0000-0x00000000074F4000-memory.dmp

Filesize
80KB

Download
memory/1408-58-0x00000000074D0000-0x00000000074DE000-memory.dmp

Filesize
56KB

Download
memory/1408-57-0x00000000074A0000-0x00000000074B1000-memory.dmp

Filesize
68KB

Download
memory/1408-56-0x0000000007520000-0x00000000075B6000-memory.dmp

Filesize
600KB

Download
memory/1408-15-0x00000000049E0000-0x0000000004A16000-memory.dmp

Filesize
216KB

Download
memory/1408-18-0x0000000005110000-0x0000000005738000-memory.dmp

Filesize
6.2MB

Download
memory/1408-17-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/1408-54-0x00000000072A0000-0x00000000072BA000-memory.dmp

Filesize
104KB

Download
memory/1408-40-0x0000000006540000-0x0000000006572000-memory.dmp

Filesize
200KB

Download
memory/1408-21-0x0000000004F70000-0x0000000004FD6000-memory.dmp

Filesize
408KB

Download
memory/1408-24-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/1408-25-0x0000000005940000-0x0000000005C94000-memory.dmp

Filesize
3.3MB

Download
memory/1408-26-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/1408-23-0x0000000004FE0000-0x0000000005046000-memory.dmp

Filesize
408KB

Download
memory/1408-20-0x0000000004ED0000-0x0000000004EF2000-memory.dmp

Filesize
136KB

Download
memory/1408-52-0x0000000006FA0000-0x0000000007043000-memory.dmp

Filesize
652KB

Download
memory/1408-51-0x00000000064D0000-0x00000000064EE000-memory.dmp

Filesize
120KB

Download
memory/1408-41-0x0000000070DB0000-0x0000000070DFC000-memory.dmp

Filesize
304KB

Download
memory/1408-38-0x0000000005F80000-0x0000000005F9E000-memory.dmp

Filesize
120KB

Download
memory/1408-39-0x00000000065C0000-0x000000000660C000-memory.dmp

Filesize
304KB

Download
memory/2560-1-0x00000000004B0000-0x0000000000538000-memory.dmp

Filesize
544KB

Download
memory/2560-8-0x0000000074E0E000-0x0000000074E0F000-memory.dmp

Filesize
4KB

Download
memory/2560-27-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/2560-3-0x0000000004F60000-0x0000000004FF2000-memory.dmp

Filesize
584KB

Download
memory/2560-5-0x0000000004F30000-0x0000000004F3A000-memory.dmp

Filesize
40KB

Download
memory/2560-2-0x0000000005470000-0x0000000005A14000-memory.dmp

Filesize
5.6MB

Download
memory/2560-0-0x0000000074E0E000-0x0000000074E0F000-memory.dmp

Filesize
4KB

Download
memory/2560-10-0x0000000006900000-0x0000000006968000-memory.dmp

Filesize
416KB

Download
memory/2560-9-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/2560-4-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/2560-7-0x0000000005430000-0x0000000005440000-memory.dmp

Filesize
64KB

Download
memory/2560-6-0x00000000051D0000-0x000000000526C000-memory.dmp

Filesize
624KB

Download
memory/3240-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3240-37-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/3240-65-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/3240-66-0x0000000006360000-0x00000000063B0000-memory.dmp

Filesize
320KB

Download
memory/3240-67-0x0000000006580000-0x0000000006742000-memory.dmp

Filesize
1.8MB

Download