snakekeylogger | 51cd37c383bd65bb2631c9ed4aebb75dca4d84b53192f53039ca3a84068ccab2

Analysis

max time kernel
145s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
14/07/2023, 06:41

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General

Target

CA0001758617120.exe
Size

836KB
MD5

c2d1a785631c83396916bdd8518816ff
SHA1

dcee076cb2e9aaa1aaa7afa3eb3459f0b416abbf
SHA256

51cd37c383bd65bb2631c9ed4aebb75dca4d84b53192f53039ca3a84068ccab2
SHA512

d4149c5edae9796d714125931a285803ec52a55a00d84a51f74248082dc491d6c3864bf963d3554f4f180a493ca86bf6737fd007f7beabf3bed39a3b173151cf
SSDEEP

6144:ie6MWk/df5/E4ay46AFlKQu4EKOQyCQKw6/zaDqp9/j4OCAqkg9sivaEZTq/YYO:v6aVAjFEKOQFQKwulp9/0jAzgX3hq/Y

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot2106150449:AAHIwsHmr23aQkTnyeD_XA0cTAX8yk2mXFM/sendMessage?chat_id=1990813371

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/1440-209-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\anydesk.exe.exe	Powershell.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\anydesk.exe.exe	Powershell.exe

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-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CA0001758617120.exe
Key opened	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CA0001758617120.exe
Key opened	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CA0001758617120.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
18	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2588 set thread context of 1440	2588	CA0001758617120.exe	89

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3944	Powershell.exe
3944	Powershell.exe
2588	CA0001758617120.exe
2588	CA0001758617120.exe
1440	CA0001758617120.exe
1440	CA0001758617120.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3944	Powershell.exe
Token: SeDebugPrivilege	2588	CA0001758617120.exe
Token: SeDebugPrivilege	1440	CA0001758617120.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2588 wrote to memory of 3944	2588	CA0001758617120.exe	86
PID 2588 wrote to memory of 3944	2588	CA0001758617120.exe	86
PID 2588 wrote to memory of 3944	2588	CA0001758617120.exe	86
PID 2588 wrote to memory of 224	2588	CA0001758617120.exe	88
PID 2588 wrote to memory of 224	2588	CA0001758617120.exe	88
PID 2588 wrote to memory of 224	2588	CA0001758617120.exe	88
PID 2588 wrote to memory of 1440	2588	CA0001758617120.exe	89
PID 2588 wrote to memory of 1440	2588	CA0001758617120.exe	89
PID 2588 wrote to memory of 1440	2588	CA0001758617120.exe	89
PID 2588 wrote to memory of 1440	2588	CA0001758617120.exe	89
PID 2588 wrote to memory of 1440	2588	CA0001758617120.exe	89
PID 2588 wrote to memory of 1440	2588	CA0001758617120.exe	89
PID 2588 wrote to memory of 1440	2588	CA0001758617120.exe	89
PID 2588 wrote to memory of 1440	2588	CA0001758617120.exe	89

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CA0001758617120.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CA0001758617120.exe

C:\Users\Admin\AppData\Local\Temp\CA0001758617120.exe
"C:\Users\Admin\AppData\Local\Temp\CA0001758617120.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2588
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
  "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\CA0001758617120.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\anydesk.exe.exe'
  2⤵
  - Drops startup file
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3944
- C:\Users\Admin\AppData\Local\Temp\CA0001758617120.exe
  "C:\Users\Admin\AppData\Local\Temp\CA0001758617120.exe"
  2⤵
  PID:224
- C:\Users\Admin\AppData\Local\Temp\CA0001758617120.exe
  "C:\Users\Admin\AppData\Local\Temp\CA0001758617120.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1440

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\CA0001758617120.exe.log

Filesize
1KB

MD5
f70f2afb1d98b299624fd61132100865

SHA1
9aae2914e36b490fe83f9d1a2f61111bd06cc702

SHA256
3edeb6e7014b149bdf311a69928f3e2b5357fc75b8086e6c97d10cb0c84f98e8

SHA512
5314b455fde6bb81415afac2bae35b9efdf000cda50b14af8045977a91d102fac81fadfe63fbc6a263751772e0a34518874ec4995477ec45564bbfebfe2ade25

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rgxvqqxx.kze.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1440-224-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/1440-223-0x0000000006670000-0x000000000667A000-memory.dmp

Filesize
40KB

Download
memory/1440-222-0x00000000066B0000-0x0000000006872000-memory.dmp

Filesize
1.8MB

Download
memory/1440-214-0x0000000005520000-0x0000000005530000-memory.dmp

Filesize
64KB

Download
memory/1440-212-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/1440-209-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2588-207-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-185-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-133-0x00000000000F0000-0x00000000001C6000-memory.dmp

Filesize
856KB

Download
memory/2588-135-0x0000000004B80000-0x0000000004C12000-memory.dmp

Filesize
584KB

Download
memory/2588-136-0x0000000005200000-0x00000000057A4000-memory.dmp

Filesize
5.6MB

Download
memory/2588-137-0x0000000004DE0000-0x0000000004DF0000-memory.dmp

Filesize
64KB

Download
memory/2588-213-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/2588-138-0x0000000004D30000-0x0000000004D42000-memory.dmp

Filesize
72KB

Download
memory/2588-157-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-158-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-160-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-162-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-164-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-139-0x00000000057B0000-0x000000000584C000-memory.dmp

Filesize
624KB

Download
memory/2588-167-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-169-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-171-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-173-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-175-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-177-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-179-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-181-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-183-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-208-0x0000000004D90000-0x0000000004D91000-memory.dmp

Filesize
4KB

Download
memory/2588-187-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-189-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-191-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-193-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-195-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-197-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-199-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-201-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-203-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-205-0x0000000004D50000-0x0000000004D73000-memory.dmp

Filesize
140KB

Download
memory/2588-134-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3944-216-0x00000000062E0000-0x00000000062FA000-memory.dmp

Filesize
104KB

Download
memory/3944-140-0x0000000002430000-0x0000000002466000-memory.dmp

Filesize
216KB

Download
memory/3944-165-0x0000000005DF0000-0x0000000005E0E000-memory.dmp

Filesize
120KB

Download
memory/3944-141-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3944-147-0x00000000056C0000-0x0000000005726000-memory.dmp

Filesize
408KB

Download
memory/3944-215-0x0000000006DE0000-0x0000000006E76000-memory.dmp

Filesize
600KB

Download
memory/3944-142-0x0000000002550000-0x0000000002560000-memory.dmp

Filesize
64KB

Download
memory/3944-146-0x0000000004E10000-0x0000000004E76000-memory.dmp

Filesize
408KB

Download
memory/3944-217-0x0000000006350000-0x0000000006372000-memory.dmp

Filesize
136KB

Download
memory/3944-221-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3944-145-0x0000000004D70000-0x0000000004D92000-memory.dmp

Filesize
136KB

Download
memory/3944-144-0x0000000004F20000-0x0000000005548000-memory.dmp

Filesize
6.2MB

Download
memory/3944-143-0x0000000002550000-0x0000000002560000-memory.dmp

Filesize
64KB

Download