snakekeylogger | a4f6d6e7308496c06e3ad10e0cddbc4bc24744eb5127624b1e707b4adfa75e06

Analysis

max time kernel
137s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20220721-en
resource tags

arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
submitted
25/07/2022, 04:29

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General

Target
Payment Slip.exe
Size 811KB
Sample220725-e382jaeghm
SHA256 a4f6d6e7308496c06e3ad10e0cddbc4bc24744eb5127624b1e707b4adfa75e06
MD5 4d57c0de558d84e76bdfe46614b4cdae
SHA1 04a4e33837a4fc024ef34b365857218cadf8e4fb
SHA512 e79f9bfa1c1782cf7487f84aa246970b039711fde3b1df72c3cc69d09ca021497940f53fa89d194b5906827c17f5a80e2e7e8fb09ad245dbee61c491648c03d2
MD5 SHA1 SHA512

Score

10^/10

snakekeylogger collection keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot5495243543:AAG3XPeGW7yqfXF6_EXjGSfO9SWHJTpqVsU/sendMessage?chat_id=1128973051

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4208-137-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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
14	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 544 set thread context of 4208	544	Payment Slip.exe	82

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
544	Payment Slip.exe
544	Payment Slip.exe
544	Payment Slip.exe
4208	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	544	Payment Slip.exe
Token: SeDebugPrivilege	4208	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 544 wrote to memory of 3028	544	Payment Slip.exe	81
PID 544 wrote to memory of 3028	544	Payment Slip.exe	81
PID 544 wrote to memory of 3028	544	Payment Slip.exe	81
PID 544 wrote to memory of 4208	544	Payment Slip.exe	82
PID 544 wrote to memory of 4208	544	Payment Slip.exe	82
PID 544 wrote to memory of 4208	544	Payment Slip.exe	82
PID 544 wrote to memory of 4208	544	Payment Slip.exe	82
PID 544 wrote to memory of 4208	544	Payment Slip.exe	82
PID 544 wrote to memory of 4208	544	Payment Slip.exe	82
PID 544 wrote to memory of 4208	544	Payment Slip.exe	82
PID 544 wrote to memory of 4208	544	Payment Slip.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Payment Slip.exe
"C:\Users\Admin\AppData\Local\Temp\Payment Slip.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:544
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  PID:3028
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4208

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/544-130-0x00000000009F0000-0x0000000000AC2000-memory.dmp

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memory/544-131-0x0000000005980000-0x0000000005F24000-memory.dmp

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memory/544-132-0x00000000054B0000-0x0000000005542000-memory.dmp

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memory/544-133-0x0000000005550000-0x00000000055EC000-memory.dmp

Download

memory/544-134-0x0000000005470000-0x000000000547A000-memory.dmp

Download

memory/4208-137-0x0000000000400000-0x0000000000426000-memory.dmp

Download

memory/4208-138-0x0000000006160000-0x0000000006322000-memory.dmp

Download