snakekeylogger | cda000bd8078f0daa890e5c0bebe2f6b582087a8db02aaf3a2a666e6d30fddb9

General

Target

Swift-MT103.exe
Size

895KB
MD5

9abe32e95a552ca0fbb0d69377233b0a
SHA1

e6ef0719295f5d8ce15162cdbf497d8b646de578
SHA256

925f4c287a17723f878298745ef9bda747ec11140346e2eb4a57121702101a79
SHA512

97201ae2f06f5f1836e530bdba77cb4b55b1e13f04fc469a6ea1409bf58195322c5bf5322abf9933843c36f8c359bf04eb50da8d7d44213cd61698e7cc3af9e5
SSDEEP

12288:mhI6e7BDwgIXW3sKHYngQFnfeYZpOdwQXGk5RGVgCREyMqdwHHKz3aJIs81M:misWD9Knf5ZpBQXr5CREqdcqz3

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.cricketthailand.org
Port:
587
Username:
[email protected]
Password:
]oijoK{Pyu+Y

Signatures

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

CustAttr .NET packer 1 IoCs

Detects CustAttr .NET packer in memory.

resource	yara_rule
behavioral2/memory/5400-8-0x0000000007A40000-0x0000000007A4C000-memory.dmp	CustAttr

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-1-5-21-1062200478-553497403-3857448183-1000\Control Panel\International\Geo\Nation	Swift-MT103.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
39	checkip.dyndns.org
41	freegeoip.app
42	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5400 set thread context of 2944	5400	Swift-MT103.exe	94

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3636	2944	WerFault.exe	94

System Location Discovery: System Language Discovery 1 TTPs 3 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	Swift-MT103.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
1272	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5400	Swift-MT103.exe
2944	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5400	Swift-MT103.exe
Token: SeDebugPrivilege	2944	MSBuild.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 5400 wrote to memory of 1272	5400	Swift-MT103.exe	92
PID 5400 wrote to memory of 1272	5400	Swift-MT103.exe	92
PID 5400 wrote to memory of 1272	5400	Swift-MT103.exe	92
PID 5400 wrote to memory of 2944	5400	Swift-MT103.exe	94
PID 5400 wrote to memory of 2944	5400	Swift-MT103.exe	94
PID 5400 wrote to memory of 2944	5400	Swift-MT103.exe	94
PID 5400 wrote to memory of 2944	5400	Swift-MT103.exe	94
PID 5400 wrote to memory of 2944	5400	Swift-MT103.exe	94
PID 5400 wrote to memory of 2944	5400	Swift-MT103.exe	94
PID 5400 wrote to memory of 2944	5400	Swift-MT103.exe	94
PID 5400 wrote to memory of 2944	5400	Swift-MT103.exe	94

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\Swift-MT103.exe
"C:\Users\Admin\AppData\Local\Temp\Swift-MT103.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:5400
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EKKXsqsZfgCQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF6CF.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1272
- 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:2944
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2944 -s 2460
    3⤵
    - Program crash
    PID:3636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2944 -ip 2944
1⤵
PID:5320

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpF6CF.tmp

Filesize
1KB

MD5
67b892d6c9e2a52b9a6fa44d90d62d84

SHA1
6288efdd50b64791c186d32ed112776bd88652c8

SHA256
49cbd93b81df0601acade558dbfc7ddf25adc425077f00444a5e2087effcf2cb

SHA512
a1e246c250699d47add9cd5c1c3ab6fad81d1c083d27fa3861d167fd6b0ec2501ead0b197973333588761423281dc94ac493f6cdf78008f835495824e870b18f

Download Submit
memory/2944-25-0x0000000074C60000-0x0000000075410000-memory.dmp

Filesize
7.7MB

Download
memory/2944-24-0x0000000006420000-0x00000000065E2000-memory.dmp

Filesize
1.8MB

Download
memory/2944-23-0x00000000061E0000-0x0000000006246000-memory.dmp

Filesize
408KB

Download
memory/2944-22-0x0000000074C60000-0x0000000075410000-memory.dmp

Filesize
7.7MB

Download
memory/2944-21-0x0000000074C60000-0x0000000075410000-memory.dmp

Filesize
7.7MB

Download
memory/2944-18-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/5400-10-0x0000000074C60000-0x0000000075410000-memory.dmp

Filesize
7.7MB

Download
memory/5400-6-0x0000000074C60000-0x0000000075410000-memory.dmp

Filesize
7.7MB

Download
memory/5400-9-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/5400-0-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/5400-11-0x0000000000F80000-0x0000000001022000-memory.dmp

Filesize
648KB

Download
memory/5400-12-0x000000000A020000-0x000000000A0DE000-memory.dmp

Filesize
760KB

Download
memory/5400-7-0x0000000004FB0000-0x0000000005006000-memory.dmp

Filesize
344KB

Download
memory/5400-8-0x0000000007A40000-0x0000000007A4C000-memory.dmp

Filesize
48KB

Download
memory/5400-20-0x0000000074C60000-0x0000000075410000-memory.dmp

Filesize
7.7MB

Download
memory/5400-5-0x0000000004F20000-0x0000000004F2A000-memory.dmp

Filesize
40KB

Download
memory/5400-4-0x00000000050E0000-0x0000000005172000-memory.dmp

Filesize
584KB

Download
memory/5400-3-0x0000000005690000-0x0000000005C34000-memory.dmp

Filesize
5.6MB

Download
memory/5400-2-0x0000000005040000-0x00000000050DC000-memory.dmp

Filesize
624KB

Download
memory/5400-1-0x0000000000460000-0x0000000000546000-memory.dmp

Filesize
920KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads