snakekeylogger | c99b050645ebbc138018a9dcb4c3029bc1a9aa9376e7541c1011e815942948e1

Resubmissions

01-02-2023 17:02

230201-vj6p3aah39 10

01-02-2023 17:00

230201-vjf5eacg4s 10

01-02-2023 16:57

230201-vgbrxacg2y 10

Analysis

max time kernel
370s
max time network
440s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
01-02-2023 17:02

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Report Analysis Logs

General

Target

Maersk Shipping Docs.exe
Size

618KB
MD5

44d5f28d8c991060173cb3656c41c5f8
SHA1

a84aae8b5f67d315ce5a38ad09ddef4400dbc0b4
SHA256

f9aa33269f7d56d6a16db1c91b5ce0df11fbe25c50d2c3f2222e07b83098d212
SHA512

55bd716b64c97da1b4dde39e7b0da03703ced82733a1cf6a6e33a236c2c66a3462bad1dba2218591e835a0d541d054b4e180b412b59493d7c660ddf420277d3b
SSDEEP

12288:BmsaDf3H2cE2pmlWmYwaiwHliNj6Weh3ih9HnA:BWWmcZs80BYTA

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot5839027687:AAGrC4UWgd0JQxMHOf1dCehA-oSrYF_Bez8/sendMessage?chat_id=1094077450

Signatures

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

Snake Keylogger payload 2 IoCs

Processes:

resource	yara_rule
behavioral15/memory/3560-248-0x000000000042083E-mapping.dmp	family_snakekeylogger
behavioral15/memory/3560-304-0x0000000000400000-0x0000000000426000-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

Processes:

Maersk Shipping Docs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Maersk Shipping Docs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Maersk Shipping Docs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Maersk Shipping Docs.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

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

Processes:

Maersk Shipping Docs.exe

description pid process target process

PID 3812 set thread context of 3560 3812 Maersk Shipping Docs.exe Maersk Shipping Docs.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

2024 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

powershell.exeMaersk Shipping Docs.exe

pid process

3480 powershell.exe
3560 Maersk Shipping Docs.exe
3480 powershell.exe
3480 powershell.exe
3560 Maersk Shipping Docs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exeMaersk Shipping Docs.exe

description pid process

Token: SeDebugPrivilege 3480 powershell.exe
Token: SeDebugPrivilege 3560 Maersk Shipping Docs.exe

flow	ioc
5	checkip.dyndns.org

description	pid	process	target process
PID 3812 set thread context of 3560	3812	Maersk Shipping Docs.exe	Maersk Shipping Docs.exe

pid	process
2024	schtasks.exe

pid	process
3480	powershell.exe
3560	Maersk Shipping Docs.exe
3480	powershell.exe
3480	powershell.exe
3560	Maersk Shipping Docs.exe

description	pid	process
Token: SeDebugPrivilege	3480	powershell.exe
Token: SeDebugPrivilege	3560	Maersk Shipping Docs.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

Maersk Shipping Docs.exe

description	pid	process	target process
PID 3812 wrote to memory of 3480	3812	Maersk Shipping Docs.exe	powershell.exe
PID 3812 wrote to memory of 3480	3812	Maersk Shipping Docs.exe	powershell.exe
PID 3812 wrote to memory of 3480	3812	Maersk Shipping Docs.exe	powershell.exe
PID 3812 wrote to memory of 2024	3812	Maersk Shipping Docs.exe	schtasks.exe
PID 3812 wrote to memory of 2024	3812	Maersk Shipping Docs.exe	schtasks.exe
PID 3812 wrote to memory of 2024	3812	Maersk Shipping Docs.exe	schtasks.exe
PID 3812 wrote to memory of 3560	3812	Maersk Shipping Docs.exe	Maersk Shipping Docs.exe
PID 3812 wrote to memory of 3560	3812	Maersk Shipping Docs.exe	Maersk Shipping Docs.exe
PID 3812 wrote to memory of 3560	3812	Maersk Shipping Docs.exe	Maersk Shipping Docs.exe
PID 3812 wrote to memory of 3560	3812	Maersk Shipping Docs.exe	Maersk Shipping Docs.exe
PID 3812 wrote to memory of 3560	3812	Maersk Shipping Docs.exe	Maersk Shipping Docs.exe
PID 3812 wrote to memory of 3560	3812	Maersk Shipping Docs.exe	Maersk Shipping Docs.exe
PID 3812 wrote to memory of 3560	3812	Maersk Shipping Docs.exe	Maersk Shipping Docs.exe
PID 3812 wrote to memory of 3560	3812	Maersk Shipping Docs.exe	Maersk Shipping Docs.exe

outlook_office_path 1 IoCs

Processes:

Maersk Shipping Docs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Maersk Shipping Docs.exe

outlook_win_path 1 IoCs

Processes:

Maersk Shipping Docs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Maersk Shipping Docs.exe

C:\Users\Admin\AppData\Local\Temp\Maersk Shipping Docs.exe
"C:\Users\Admin\AppData\Local\Temp\Maersk Shipping Docs.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3812

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\laYtZHUX.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3480

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\laYtZHUX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp23E3.tmp"
2⤵
- Creates scheduled task(s)
PID:2024

C:\Users\Admin\AppData\Local\Temp\Maersk Shipping Docs.exe
"C:\Users\Admin\AppData\Local\Temp\Maersk Shipping Docs.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3560

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Maersk Shipping Docs.exe.log
Filesize
1KB

MD5
dddb537ee4e18d10d4dbd2399339d020

SHA1
04fd04b7fbc4a4e4f60a399a70e0acdeea8c18c3

SHA256
9522b95370518d97cb94f3f79def48cd9f15eccefcbab7c5476f9b5de0a7a4ff

SHA512
cf69a29885c2b88d19c65e60c1c310c40390da16f7feafa737ee45835c26f7ce99d682f8cb47f6ce34c68d54f1ba91f9a1630ad535ad9075401870ddfb477d36

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp23E3.tmp
Filesize
1KB

MD5
fff54515c1481c679f6c6a421eb13b70

SHA1
c04db021c4acb85b0bca471e38e389d5a970ba00

SHA256
eeeeb83d350c6e788602d1ee5d37f6e322031bc6045347e002f466b00dfc8f9f

SHA512
70aa7fe9e6d7fa85d5c78ebc0bfbeaffd7eac31adae9ffb811fa7fe30f92efbb8b01bf877a7d2db4d9fc1fc14d5199e402be51b4aba194c8c1a367e3b5dd6e64

Download Submit
memory/2024-199-0x0000000000000000-mapping.dmp

Download
memory/3480-385-0x0000000009260000-0x0000000009305000-memory.dmp

Filesize
660KB

Download
memory/3480-329-0x0000000007980000-0x00000000079E6000-memory.dmp

Filesize
408KB

Download
memory/3480-389-0x0000000009640000-0x00000000096D4000-memory.dmp

Filesize
592KB

Download
memory/3480-197-0x0000000000000000-mapping.dmp

Download
memory/3480-376-0x0000000009100000-0x000000000911E000-memory.dmp

Filesize
120KB

Download
memory/3480-375-0x0000000009120000-0x0000000009153000-memory.dmp

Filesize
204KB

Download
memory/3480-361-0x00000000082A0000-0x0000000008316000-memory.dmp

Filesize
472KB

Download
memory/3480-350-0x0000000008180000-0x00000000081CB000-memory.dmp

Filesize
300KB

Download
memory/3480-348-0x0000000007950000-0x000000000796C000-memory.dmp

Filesize
112KB

Download
memory/3480-336-0x0000000007C40000-0x0000000007F90000-memory.dmp

Filesize
3.3MB

Download
memory/3480-330-0x00000000079F0000-0x0000000007A56000-memory.dmp

Filesize
408KB

Download
memory/3480-592-0x00000000095D0000-0x00000000095EA000-memory.dmp

Filesize
104KB

Download
memory/3480-323-0x0000000007230000-0x0000000007252000-memory.dmp

Filesize
136KB

Download
memory/3480-264-0x0000000006AD0000-0x0000000006B06000-memory.dmp

Filesize
216KB

Download
memory/3480-278-0x00000000072E0000-0x0000000007908000-memory.dmp

Filesize
6.2MB

Download
memory/3480-597-0x00000000095C0000-0x00000000095C8000-memory.dmp

Filesize
32KB

Download
memory/3560-304-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3560-314-0x00000000053A0000-0x000000000589E000-memory.dmp

Filesize
5.0MB

Download
memory/3560-248-0x000000000042083E-mapping.dmp

Download
memory/3560-615-0x0000000006060000-0x0000000006222000-memory.dmp

Filesize
1.8MB

Download
memory/3560-618-0x0000000005EE0000-0x0000000005EEA000-memory.dmp

Filesize
40KB

Download
memory/3812-162-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-175-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-142-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-143-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-144-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-145-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-146-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-147-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-148-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-149-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-150-0x00000000000A0000-0x0000000000140000-memory.dmp

Filesize
640KB

Download
memory/3812-151-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-152-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-153-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-154-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-155-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-156-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-157-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-158-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-159-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-160-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-161-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-116-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-163-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-164-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-165-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-166-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-167-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-168-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-169-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-170-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-171-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-172-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-173-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-174-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-141-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-176-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-177-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-178-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-179-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-180-0x0000000000C00000-0x0000000000C14000-memory.dmp

Filesize
80KB

Download
memory/3812-181-0x0000000004B60000-0x0000000004BF2000-memory.dmp

Filesize
584KB

Download
memory/3812-182-0x0000000004EA0000-0x0000000004F3C000-memory.dmp

Filesize
624KB

Download
memory/3812-183-0x00000000022D0000-0x00000000022DA000-memory.dmp

Filesize
40KB

Download
memory/3812-184-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-186-0x00000000050C0000-0x0000000005122000-memory.dmp

Filesize
392KB

Download
memory/3812-140-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-139-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-138-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-243-0x0000000005230000-0x0000000005258000-memory.dmp

Filesize
160KB

Download
memory/3812-137-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-136-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-135-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-134-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-133-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-132-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-131-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-130-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-129-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-128-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-127-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-126-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-125-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-124-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-123-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-122-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-121-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-120-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-119-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-118-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-117-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download