snakekeylogger | b0b57f31507dda8dd80282cb47f6b1e55bc6b2d03c6e76211a785e3b236cf418

Analysis

max time kernel
149s
max time network
151s
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 09:40

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General

Target

PurchOrd_75238572.pdf.exe
Size

413KB
MD5

d5c543bf77e87e9bd24b882560519b9c
SHA1

ca41c520aaf58651c8bf721d95882a98b54461d0
SHA256

b0b57f31507dda8dd80282cb47f6b1e55bc6b2d03c6e76211a785e3b236cf418
SHA512

f046fa47ec70c79cc5d8c05005e9a4b0d4efb7644488d12eced608855e0e33a7dafaaafb18d46f7eb9d9a710d3ad6ab5f128d927d72b8aa5ca66f7e45187c6b5
SSDEEP

6144:WOxvzSk6LQTHLmKrw3X35vIl9V+F9EYfpH/w80iVjt38:W4vzSkN798Fh9Eq/uiVts

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot7841833657:AAGVVizVtYLLmld_XUq5I5pzO8LrqHvIhHs/sendMessage?chat_id=6008123474

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/2668-1096-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 5084 created 3532	5084	PurchOrd_75238572.pdf.exe	56

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\VolumeLabel.vbs	PurchOrd_75238572.pdf.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.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
27	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5084 set thread context of 2668	5084	PurchOrd_75238572.pdf.exe	90

System Location Discovery: System Language Discovery 1 TTPs 2 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	PurchOrd_75238572.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
5084	PurchOrd_75238572.pdf.exe
2668	InstallUtil.exe
2668	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	5084	PurchOrd_75238572.pdf.exe
Token: SeDebugPrivilege	5084	PurchOrd_75238572.pdf.exe
Token: SeDebugPrivilege	2668	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5084 wrote to memory of 2668	5084	PurchOrd_75238572.pdf.exe	90
PID 5084 wrote to memory of 2668	5084	PurchOrd_75238572.pdf.exe	90
PID 5084 wrote to memory of 2668	5084	PurchOrd_75238572.pdf.exe	90
PID 5084 wrote to memory of 2668	5084	PurchOrd_75238572.pdf.exe	90
PID 5084 wrote to memory of 2668	5084	PurchOrd_75238572.pdf.exe	90
PID 5084 wrote to memory of 2668	5084	PurchOrd_75238572.pdf.exe	90
PID 5084 wrote to memory of 2668	5084	PurchOrd_75238572.pdf.exe	90
PID 5084 wrote to memory of 2668	5084	PurchOrd_75238572.pdf.exe	90

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3532
- C:\Users\Admin\AppData\Local\Temp\PurchOrd_75238572.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\PurchOrd_75238572.pdf.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Drops startup file
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5084
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.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:2668

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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

memory/2668-1094-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/2668-1096-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2668-1097-0x0000000005120000-0x00000000051BC000-memory.dmp

Filesize
624KB

Download
memory/2668-1098-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/2668-1099-0x00000000063E0000-0x0000000006430000-memory.dmp

Filesize
320KB

Download
memory/2668-1103-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/2668-1102-0x0000000006460000-0x000000000646A000-memory.dmp

Filesize
40KB

Download
memory/2668-1101-0x0000000006600000-0x00000000067C2000-memory.dmp

Filesize
1.8MB

Download
memory/2668-1100-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/5084-37-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-27-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-6-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-19-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-55-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-69-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-67-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-65-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-63-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-61-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-59-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-57-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-53-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-51-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-47-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-45-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-43-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-41-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-39-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-4-0x0000000006DA0000-0x0000000007344000-memory.dmp

Filesize
5.6MB

Download
memory/5084-33-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-31-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-29-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-5-0x00000000068F0000-0x0000000006982000-memory.dmp

Filesize
584KB

Download
memory/5084-25-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-23-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-17-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-15-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-13-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-49-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-11-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-9-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-35-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-7-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-21-0x00000000066D0000-0x00000000067B9000-memory.dmp

Filesize
932KB

Download
memory/5084-1080-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/5084-1082-0x0000000006A60000-0x0000000006AAC000-memory.dmp

Filesize
304KB

Download
memory/5084-1081-0x0000000006A00000-0x0000000006A62000-memory.dmp

Filesize
392KB

Download
memory/5084-1085-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/5084-1087-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/5084-3-0x00000000066D0000-0x00000000067BE000-memory.dmp

Filesize
952KB

Download
memory/5084-2-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/5084-1-0x0000000000B70000-0x0000000000BDE000-memory.dmp

Filesize
440KB

Download
memory/5084-0-0x0000000074CCE000-0x0000000074CCF000-memory.dmp

Filesize
4KB

Download
memory/5084-1088-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/5084-1089-0x0000000006C20000-0x0000000006C74000-memory.dmp

Filesize
336KB

Download
memory/5084-1093-0x0000000074CCE000-0x0000000074CCF000-memory.dmp

Filesize
4KB

Download
memory/5084-1095-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download