snakekeylogger | d7e0001b5c8e59c77d4f4cc467847498f7754d6417e7dbd592989ef73d90c5e6

General

Target

tmp.exe
Size

496KB
MD5

c6f8afa65badddd3590c98f05c766c01
SHA1

cd6a7f7ac3bcdcf9dcaf95235169a5c705559f04
SHA256

d7e0001b5c8e59c77d4f4cc467847498f7754d6417e7dbd592989ef73d90c5e6
SHA512

060378956b00517022a14810ddb1d10b98270a7556705a60c9203359b6a595ca924242b0d0099e317747ab45a90ab007177fbcff8db4fde3e5514ca6832ba56d
SSDEEP

12288:+0K7h3BwuJAK2lVWCG7FyODeqBRBCre9GFxenN97uKk:kbJWXEd6mBt0FxWRk

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6316392918:AAHcjKTVDupG6SMH3LkXAeVBgHKlqsAcmRU/sendMessage?chat_id=6445748530

Signatures

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

Snake Keylogger payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3012-18-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3012-20-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3012-24-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3012-26-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3012-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3012-33-0x00000000048E0000-0x0000000004920000-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

Processes:

tmp.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.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

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

Processes:

tmp.exe

description pid process target process

PID 2808 set thread context of 3012 2808 tmp.exe tmp.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

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/Job
T1053

Processes:

schtasks.exe

pid process

2540 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

tmp.exepowershell.exe

pid process

3012 tmp.exe
3012 tmp.exe
2492 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

tmp.exepowershell.exe

description pid process

Token: SeDebugPrivilege 3012 tmp.exe
Token: SeDebugPrivilege 2492 powershell.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 2808 set thread context of 3012	2808	tmp.exe	tmp.exe

pid	process
2540	schtasks.exe

pid	process
3012	tmp.exe
3012	tmp.exe
2492	powershell.exe

description	pid	process
Token: SeDebugPrivilege	3012	tmp.exe
Token: SeDebugPrivilege	2492	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

tmp.exe

description	pid	process	target process
PID 2808 wrote to memory of 2492	2808	tmp.exe	powershell.exe
PID 2808 wrote to memory of 2492	2808	tmp.exe	powershell.exe
PID 2808 wrote to memory of 2492	2808	tmp.exe	powershell.exe
PID 2808 wrote to memory of 2492	2808	tmp.exe	powershell.exe
PID 2808 wrote to memory of 2540	2808	tmp.exe	schtasks.exe
PID 2808 wrote to memory of 2540	2808	tmp.exe	schtasks.exe
PID 2808 wrote to memory of 2540	2808	tmp.exe	schtasks.exe
PID 2808 wrote to memory of 2540	2808	tmp.exe	schtasks.exe
PID 2808 wrote to memory of 3012	2808	tmp.exe	tmp.exe
PID 2808 wrote to memory of 3012	2808	tmp.exe	tmp.exe
PID 2808 wrote to memory of 3012	2808	tmp.exe	tmp.exe
PID 2808 wrote to memory of 3012	2808	tmp.exe	tmp.exe
PID 2808 wrote to memory of 3012	2808	tmp.exe	tmp.exe
PID 2808 wrote to memory of 3012	2808	tmp.exe	tmp.exe
PID 2808 wrote to memory of 3012	2808	tmp.exe	tmp.exe
PID 2808 wrote to memory of 3012	2808	tmp.exe	tmp.exe
PID 2808 wrote to memory of 3012	2808	tmp.exe	tmp.exe

outlook_office_path 1 IoCs

Processes:

tmp.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe

outlook_win_path 1 IoCs

Processes:

tmp.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2808

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\pbBJjdqAz.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2492

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pbBJjdqAz" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEEB2.tmp"
2⤵
- Creates scheduled task(s)
PID:2540

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpEEB2.tmp

Filesize
1KB

MD5
5999cf4f6df4907a3d45c77137943e76

SHA1
d700d9190e2ca6f9fe823e36072a18b3bb15740e

SHA256
67d69d6b89704efa4f13915d0a9af0790759eb8a2e050f89fc9775819ddca990

SHA512
dfc883e9840192f3d5286e57469bddad603999e5b5dedd260661332cefe7aeb1a9aa10eb6de4c81502e851aeaa1328217bba0e906354bc1322f7f828ab0be50a

Download Submit
memory/2492-35-0x00000000700D0000-0x000000007067B000-memory.dmp

Filesize
5.7MB

Download
memory/2492-36-0x00000000700D0000-0x000000007067B000-memory.dmp

Filesize
5.7MB

Download
memory/2492-38-0x00000000026D0000-0x0000000002710000-memory.dmp

Filesize
256KB

Download
memory/2492-39-0x00000000700D0000-0x000000007067B000-memory.dmp

Filesize
5.7MB

Download
memory/2492-40-0x00000000026D0000-0x0000000002710000-memory.dmp

Filesize
256KB

Download
memory/2492-42-0x00000000026D0000-0x0000000002710000-memory.dmp

Filesize
256KB

Download
memory/2492-43-0x00000000026D0000-0x0000000002710000-memory.dmp

Filesize
256KB

Download
memory/2808-4-0x0000000004CB0000-0x0000000004CF0000-memory.dmp

Filesize
256KB

Download
memory/2808-8-0x00000000042B0000-0x0000000004310000-memory.dmp

Filesize
384KB

Download
memory/2808-7-0x0000000000500000-0x000000000050C000-memory.dmp

Filesize
48KB

Download
memory/2808-6-0x00000000003F0000-0x00000000003F8000-memory.dmp

Filesize
32KB

Download
memory/2808-5-0x0000000000380000-0x0000000000392000-memory.dmp

Filesize
72KB

Download
memory/2808-30-0x0000000074320000-0x0000000074A0E000-memory.dmp

Filesize
6.9MB

Download
memory/2808-0-0x0000000074320000-0x0000000074A0E000-memory.dmp

Filesize
6.9MB

Download
memory/2808-3-0x0000000004CB0000-0x0000000004CF0000-memory.dmp

Filesize
256KB

Download
memory/2808-2-0x0000000074320000-0x0000000074A0E000-memory.dmp

Filesize
6.9MB

Download
memory/2808-1-0x0000000000B50000-0x0000000000BD0000-memory.dmp

Filesize
512KB

Download
memory/3012-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3012-29-0x0000000074320000-0x0000000074A0E000-memory.dmp

Filesize
6.9MB

Download
memory/3012-33-0x00000000048E0000-0x0000000004920000-memory.dmp

Filesize
256KB

Download
memory/3012-34-0x0000000074320000-0x0000000074A0E000-memory.dmp

Filesize
6.9MB

Download
memory/3012-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3012-26-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3012-37-0x00000000048E0000-0x0000000004920000-memory.dmp

Filesize
256KB

Download
memory/3012-24-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3012-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3012-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3012-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3012-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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