snakekeylogger | d04c3e48cef9f341aeb06fd70f68e27d57d7fb9a63b575033dbb7cf3c6455ca5

General

Target

utradvices.scr
Size

1.1MB
MD5

4422a3da13d83812a791341547d90b9a
SHA1

f39d4f3253723193fb026cf197e9c6f53dce0d78
SHA256

d04c3e48cef9f341aeb06fd70f68e27d57d7fb9a63b575033dbb7cf3c6455ca5
SHA512

96ba7b79e9952f962aa1e98c7a43964aa21bd4c0a7abe5889a0597706454297a3348d2cb8217996573875acbb7eab52a414cdd3b43c7b8b603d8e49b4366cd72
SSDEEP

24576:wSu1S82mBVrIiudqVmvkX6QwkbUl4kVHFviLoLU7C:wSuU82mTVTX6QKl4kVHFviLoL

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.sentecltd.cam
Port:
587
Username:
[email protected]
Password:
3q^Ckkz$^jkb
Email To:
[email protected]

C2

https://scratchdreams.tk

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2468-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2468-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2468-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2468-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2468-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

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
T1552.001
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
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	utradvices.scr
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	utradvices.scr
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	utradvices.scr

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
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3036 set thread context of 2468	3036	utradvices.scr	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2468	utradvices.scr
2468	utradvices.scr

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2468	utradvices.scr

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 2468	3036	utradvices.scr	28
PID 3036 wrote to memory of 2468	3036	utradvices.scr	28
PID 3036 wrote to memory of 2468	3036	utradvices.scr	28
PID 3036 wrote to memory of 2468	3036	utradvices.scr	28
PID 3036 wrote to memory of 2468	3036	utradvices.scr	28
PID 3036 wrote to memory of 2468	3036	utradvices.scr	28
PID 3036 wrote to memory of 2468	3036	utradvices.scr	28
PID 3036 wrote to memory of 2468	3036	utradvices.scr	28
PID 3036 wrote to memory of 2468	3036	utradvices.scr	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	utradvices.scr

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	utradvices.scr

C:\Users\Admin\AppData\Local\Temp\utradvices.scr
"C:\Users\Admin\AppData\Local\Temp\utradvices.scr" /S
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3036
- C:\Users\Admin\AppData\Local\Temp\utradvices.scr
  "C:\Users\Admin\AppData\Local\Temp\utradvices.scr"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2468

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2468-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2468-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2468-24-0x00000000742A0000-0x000000007498E000-memory.dmp

Filesize
6.9MB

Download
memory/2468-23-0x00000000742A0000-0x000000007498E000-memory.dmp

Filesize
6.9MB

Download
memory/2468-21-0x00000000742A0000-0x000000007498E000-memory.dmp

Filesize
6.9MB

Download
memory/2468-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2468-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2468-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2468-20-0x00000000742A0000-0x000000007498E000-memory.dmp

Filesize
6.9MB

Download
memory/2468-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2468-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2468-13-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/3036-0-0x00000000742AE000-0x00000000742AF000-memory.dmp

Filesize
4KB

Download
memory/3036-1-0x0000000000870000-0x000000000098A000-memory.dmp

Filesize
1.1MB

Download
memory/3036-4-0x0000000000500000-0x0000000000508000-memory.dmp

Filesize
32KB

Download
memory/3036-22-0x00000000742A0000-0x000000007498E000-memory.dmp

Filesize
6.9MB

Download
memory/3036-3-0x00000000742A0000-0x000000007498E000-memory.dmp

Filesize
6.9MB

Download
memory/3036-2-0x00000000041D0000-0x0000000004224000-memory.dmp

Filesize
336KB

Download

Analysis

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