snakekeylogger | f23652cc23d3efae55a170f45f3c2eedf46c7013745445e415fc091a20d8b93e

Analysis

max time kernel
53s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20220718-en
resource tags

arch:x64arch:x86image:win10v2004-20220718-enlocale:en-usos:windows10-2004-x64system
submitted
20/07/2022, 12:21

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General

Target
angelzx.exe
Size 549KB
Sample220720-pjbl2affcm
SHA256 f23652cc23d3efae55a170f45f3c2eedf46c7013745445e415fc091a20d8b93e
MD5 c948269a4aa3efebcd455bbde5de51fa
SHA1 a4c3bd20a8ab43aefe180e1b9481e65d3963378a
SHA512 afc953f3b63361e1140280b9bc14947b57ec7e5034f4e08a87cdba2fe11c35fd546b62a40070e7630d836b3c0f299ce35a4b3f5ac0154933e7c6b92304e43ea3
MD5 SHA1 SHA512

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol
smtp
Host
cp5ua.hyperhost.ua
Port
587
Username
[email protected]
Password
7213575aceACE@#$
Email to
[email protected]

https://api.telegram.org/bot5321688653:AAEI2yqGrOA_-sRZ3xaqutrexraSgFa0AnA/sendMessage?chat_id=5048077662

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3380-136-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2783062828-828903012-4218294845-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	angelzx.exe
Key opened	\REGISTRY\USER\S-1-5-21-2783062828-828903012-4218294845-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	angelzx.exe
Key opened	\REGISTRY\USER\S-1-5-21-2783062828-828903012-4218294845-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	angelzx.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
7	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3624 set thread context of 3380	3624	angelzx.exe	78

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3380	angelzx.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3380	angelzx.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3624 wrote to memory of 3380	3624	angelzx.exe	78
PID 3624 wrote to memory of 3380	3624	angelzx.exe	78
PID 3624 wrote to memory of 3380	3624	angelzx.exe	78
PID 3624 wrote to memory of 3380	3624	angelzx.exe	78
PID 3624 wrote to memory of 3380	3624	angelzx.exe	78
PID 3624 wrote to memory of 3380	3624	angelzx.exe	78
PID 3624 wrote to memory of 3380	3624	angelzx.exe	78
PID 3624 wrote to memory of 3380	3624	angelzx.exe	78

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2783062828-828903012-4218294845-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	angelzx.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2783062828-828903012-4218294845-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	angelzx.exe

C:\Users\Admin\AppData\Local\Temp\angelzx.exe
"C:\Users\Admin\AppData\Local\Temp\angelzx.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3624
- C:\Users\Admin\AppData\Local\Temp\angelzx.exe
  "C:\Users\Admin\AppData\Local\Temp\angelzx.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3380

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

angelzx.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\angelzx.exe.log
Size 1KB
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
MD5 SHA1 SHA512

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memory/3380-136-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/3380-138-0x0000000006410000-0x00000000065D2000-memory.dmp

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memory/3624-130-0x00000000001E0000-0x0000000000270000-memory.dmp

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memory/3624-131-0x0000000005250000-0x00000000057F4000-memory.dmp

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memory/3624-132-0x0000000004CA0000-0x0000000004D32000-memory.dmp

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memory/3624-133-0x0000000004BF0000-0x0000000004BFA000-memory.dmp

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memory/3624-134-0x0000000007170000-0x000000000720C000-memory.dmp

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