snakekeylogger | d5863100cda763f0b62cb1713f18d6218336bc726ce0890136716d92dd432223

General

Target

CamScan03102022_payment_receipt_AU9389990001RCA.exe
Size

840KB
MD5

b0a8c313b595faee613975f8caae0d8f
SHA1

2700323d23739897ebb239b2dee27b99195163c3
SHA256

d5863100cda763f0b62cb1713f18d6218336bc726ce0890136716d92dd432223
SHA512

c458f3f77ba65fa45e17f9cce3f5f445f27beb8901ebe2931d4dea69e32667334a0050f9b0d7e5d8d482965882a17befc2a349b03cb801f17498ea3ed9f3b377
SSDEEP

12288:QK4HTNxjAOOLPaFzwDmG0Vs5o0uaPb4aB+ypYvN3s/zpHyRhBOY4JL:o8aFHGP5zuasaBpZyRbz4JL

Score

10^/10

snakekeylogger collection keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5453475689:AAEPtYkTq-8THTeKrYW8b68w6CGTVgKvmpM/sendMessage?chat_id=5798274961

Signatures

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

Snake Keylogger payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/816-65-0x0000000000400000-0x0000000000436000-memory.dmp	family_snakekeylogger
behavioral1/memory/816-66-0x0000000000400000-0x0000000000436000-memory.dmp	family_snakekeylogger
behavioral1/memory/816-63-0x0000000000400000-0x0000000000436000-memory.dmp	family_snakekeylogger
behavioral1/memory/816-67-0x00000000004203EE-mapping.dmp	family_snakekeylogger
behavioral1/memory/816-69-0x0000000000400000-0x0000000000436000-memory.dmp	family_snakekeylogger
behavioral1/memory/816-71-0x0000000000400000-0x0000000000436000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\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.

Processes:

flow ioc

4 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

CamScan03102022_payment_receipt_AU9389990001RCA.exe

description pid process target process

PID 1220 set thread context of 816 1220 CamScan03102022_payment_receipt_AU9389990001RCA.exe MSBuild.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

MSBuild.exe

pid process

816 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 816 MSBuild.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 1220 set thread context of 816	1220	CamScan03102022_payment_receipt_AU9389990001RCA.exe	MSBuild.exe

pid	process
816	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	816	MSBuild.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

CamScan03102022_payment_receipt_AU9389990001RCA.exe

description	pid	process	target process
PID 1220 wrote to memory of 816	1220	CamScan03102022_payment_receipt_AU9389990001RCA.exe	MSBuild.exe
PID 1220 wrote to memory of 816	1220	CamScan03102022_payment_receipt_AU9389990001RCA.exe	MSBuild.exe
PID 1220 wrote to memory of 816	1220	CamScan03102022_payment_receipt_AU9389990001RCA.exe	MSBuild.exe
PID 1220 wrote to memory of 816	1220	CamScan03102022_payment_receipt_AU9389990001RCA.exe	MSBuild.exe
PID 1220 wrote to memory of 816	1220	CamScan03102022_payment_receipt_AU9389990001RCA.exe	MSBuild.exe
PID 1220 wrote to memory of 816	1220	CamScan03102022_payment_receipt_AU9389990001RCA.exe	MSBuild.exe
PID 1220 wrote to memory of 816	1220	CamScan03102022_payment_receipt_AU9389990001RCA.exe	MSBuild.exe
PID 1220 wrote to memory of 816	1220	CamScan03102022_payment_receipt_AU9389990001RCA.exe	MSBuild.exe
PID 1220 wrote to memory of 816	1220	CamScan03102022_payment_receipt_AU9389990001RCA.exe	MSBuild.exe

outlook_office_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\CamScan03102022_payment_receipt_AU9389990001RCA.exe
"C:\Users\Admin\AppData\Local\Temp\CamScan03102022_payment_receipt_AU9389990001RCA.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1220

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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:816

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/816-66-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/816-65-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/816-71-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/816-69-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/816-67-0x00000000004203EE-mapping.dmp

Download
memory/816-61-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/816-63-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/816-60-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/1220-55-0x0000000075141000-0x0000000075143000-memory.dmp

Filesize
8KB

Download
memory/1220-54-0x0000000000A40000-0x0000000000B18000-memory.dmp

Filesize
864KB

Download
memory/1220-59-0x0000000004340000-0x0000000004376000-memory.dmp

Filesize
216KB

Download
memory/1220-58-0x0000000005190000-0x0000000005218000-memory.dmp

Filesize
544KB

Download
memory/1220-57-0x00000000005D0000-0x00000000005DC000-memory.dmp

Filesize
48KB

Download
memory/1220-56-0x00000000005A0000-0x00000000005BC000-memory.dmp

Filesize
112KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads