snakekeylogger | 018ff37ba8b41d1ae1669d3fd841351f4197f9594c7f05512b5a99cfda88549f

Analysis

max time kernel
149s
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
26/09/2024, 13:09

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General

Target

purchase order.exe
Size

441KB
MD5

b0783a18de531b50debfe5252bc25558
SHA1

bc564e0ceb0e8f99602247bcc559a583f77db8ce
SHA256

018ff37ba8b41d1ae1669d3fd841351f4197f9594c7f05512b5a99cfda88549f
SHA512

927ff7d89d9820745ab5208793444ade73da993b4c482f31297e093cb9d3cee96a8ae0808c1a4813612d61b1eba4e7d40bc7d9c037f4e337f5dccc4228c25e46
SSDEEP

1536:TzOp02gL1jszmCCCCCpCCCCCTdvCCCCCCCCCCC3CCCCCCCCfFIeCCCCCCCCCCCCv:TzSY+zCdsP6GBxhDCovrU/s

Score

10^/10

snakekeylogger collection discovery keylogger persistence stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
zulpine.shop
Port:
587
Username:
[email protected]
Password:
e5xECScP5KfC
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3648-1094-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 1952 created 3484	1952	purchase order.exe	56

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Bohw = "C:\\Users\\Admin\\AppData\\Roaming\\Bohw.exe"	purchase order.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
32	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1952 set thread context of 3648	1952	purchase order.exe	89

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	purchase order.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1952	purchase order.exe
3648	InstallUtil.exe
3648	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1952	purchase order.exe
Token: SeDebugPrivilege	1952	purchase order.exe
Token: SeDebugPrivilege	3648	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1952 wrote to memory of 3648	1952	purchase order.exe	89
PID 1952 wrote to memory of 3648	1952	purchase order.exe	89
PID 1952 wrote to memory of 3648	1952	purchase order.exe	89
PID 1952 wrote to memory of 3648	1952	purchase order.exe	89
PID 1952 wrote to memory of 3648	1952	purchase order.exe	89
PID 1952 wrote to memory of 3648	1952	purchase order.exe	89
PID 1952 wrote to memory of 3648	1952	purchase order.exe	89
PID 1952 wrote to memory of 3648	1952	purchase order.exe	89

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3484
- C:\Users\Admin\AppData\Local\Temp\purchase order.exe
  "C:\Users\Admin\AppData\Local\Temp\purchase order.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1952
- 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:3648

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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/1952-0-0x000000007450E000-0x000000007450F000-memory.dmp

Filesize
4KB

Download
memory/1952-1-0x00000000000F0000-0x0000000000162000-memory.dmp

Filesize
456KB

Download
memory/1952-2-0x0000000074500000-0x0000000074CB0000-memory.dmp

Filesize
7.7MB

Download
memory/1952-3-0x0000000005360000-0x0000000005446000-memory.dmp

Filesize
920KB

Download
memory/1952-17-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-23-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-67-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-63-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-61-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-60-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-55-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-53-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-51-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-49-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-47-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-45-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-43-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-41-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-39-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-37-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-35-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-31-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-29-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-28-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-25-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-21-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-19-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-15-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-13-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-11-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-9-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-7-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-65-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-57-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-33-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-5-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-4-0x0000000005360000-0x0000000005441000-memory.dmp

Filesize
900KB

Download
memory/1952-1078-0x0000000074500000-0x0000000074CB0000-memory.dmp

Filesize
7.7MB

Download
memory/1952-1079-0x00000000055C0000-0x0000000005622000-memory.dmp

Filesize
392KB

Download
memory/1952-1080-0x0000000005620000-0x000000000566C000-memory.dmp

Filesize
304KB

Download
memory/1952-1084-0x0000000074500000-0x0000000074CB0000-memory.dmp

Filesize
7.7MB

Download
memory/1952-1085-0x0000000074500000-0x0000000074CB0000-memory.dmp

Filesize
7.7MB

Download
memory/1952-1086-0x0000000074500000-0x0000000074CB0000-memory.dmp

Filesize
7.7MB

Download
memory/1952-1087-0x000000007450E000-0x000000007450F000-memory.dmp

Filesize
4KB

Download
memory/1952-1088-0x0000000005F10000-0x00000000064B4000-memory.dmp

Filesize
5.6MB

Download
memory/1952-1089-0x0000000005700000-0x0000000005754000-memory.dmp

Filesize
336KB

Download
memory/1952-1092-0x0000000074500000-0x0000000074CB0000-memory.dmp

Filesize
7.7MB

Download
memory/3648-1093-0x0000000074500000-0x0000000074CB0000-memory.dmp

Filesize
7.7MB

Download
memory/3648-1094-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3648-1095-0x00000000050E0000-0x000000000517C000-memory.dmp

Filesize
624KB

Download
memory/3648-1096-0x0000000074500000-0x0000000074CB0000-memory.dmp

Filesize
7.7MB

Download
memory/3648-1097-0x00000000062B0000-0x0000000006300000-memory.dmp

Filesize
320KB

Download
memory/3648-1098-0x00000000064D0000-0x0000000006692000-memory.dmp

Filesize
1.8MB

Download
memory/3648-1099-0x00000000063A0000-0x0000000006432000-memory.dmp

Filesize
584KB

Download
memory/3648-1100-0x0000000006330000-0x000000000633A000-memory.dmp

Filesize
40KB

Download
memory/3648-1101-0x0000000074500000-0x0000000074CB0000-memory.dmp

Filesize
7.7MB

Download
memory/3648-1102-0x0000000074500000-0x0000000074CB0000-memory.dmp

Filesize
7.7MB

Download