snakekeylogger | b7d2b37cc28a00f2b70eab0d8d20fd07b5f8d4a908b5de1f5ad828fe80edcdfb

General

Target

AWB 5331810761.exe
Size

608KB
MD5

c059b627b34942fdb9963290d3bf54d9
SHA1

98f45995e4891fd10a7229d89ac966be044cf8ae
SHA256

b7d2b37cc28a00f2b70eab0d8d20fd07b5f8d4a908b5de1f5ad828fe80edcdfb
SHA512

553b32c382a2070a76bbb587a243285c9cc8b26dbc0428a035a1cc1d3d622cb47497952ca3c5f53c179972cfba86996140a52668ceb67a5bdf3a9b619a0722c3
SSDEEP

12288:2sXs/PP5KypE/pjWsuaTvWotigoTaqb06yyOi6J:2sc/XEypE/pjvuaTOotLoTJbbOi8

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6493157304:AAGHAAmVG_ud-GzRlE5SfjpNm92V1vbaysI/sendMessage?chat_id=6518133154

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/2508-17-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2508-15-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2508-21-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2508-23-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2508-25-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2508-28-0x0000000000450000-0x0000000000490000-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:

AWB 5331810761.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB 5331810761.exe
Key opened	\REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB 5331810761.exe
Key opened	\REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB 5331810761.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:

AWB 5331810761.exe

description pid process target process

PID 1768 set thread context of 2508 1768 AWB 5331810761.exe AWB 5331810761.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

2956 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

AWB 5331810761.exe

pid process

2508 AWB 5331810761.exe
2508 AWB 5331810761.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

AWB 5331810761.exe

description pid process

Token: SeDebugPrivilege 2508 AWB 5331810761.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 1768 set thread context of 2508	1768	AWB 5331810761.exe	AWB 5331810761.exe

pid	process
2956	schtasks.exe

pid	process
2508	AWB 5331810761.exe
2508	AWB 5331810761.exe

description	pid	process
Token: SeDebugPrivilege	2508	AWB 5331810761.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

AWB 5331810761.exe

description	pid	process	target process
PID 1768 wrote to memory of 2956	1768	AWB 5331810761.exe	schtasks.exe
PID 1768 wrote to memory of 2956	1768	AWB 5331810761.exe	schtasks.exe
PID 1768 wrote to memory of 2956	1768	AWB 5331810761.exe	schtasks.exe
PID 1768 wrote to memory of 2956	1768	AWB 5331810761.exe	schtasks.exe
PID 1768 wrote to memory of 2508	1768	AWB 5331810761.exe	AWB 5331810761.exe
PID 1768 wrote to memory of 2508	1768	AWB 5331810761.exe	AWB 5331810761.exe
PID 1768 wrote to memory of 2508	1768	AWB 5331810761.exe	AWB 5331810761.exe
PID 1768 wrote to memory of 2508	1768	AWB 5331810761.exe	AWB 5331810761.exe
PID 1768 wrote to memory of 2508	1768	AWB 5331810761.exe	AWB 5331810761.exe
PID 1768 wrote to memory of 2508	1768	AWB 5331810761.exe	AWB 5331810761.exe
PID 1768 wrote to memory of 2508	1768	AWB 5331810761.exe	AWB 5331810761.exe
PID 1768 wrote to memory of 2508	1768	AWB 5331810761.exe	AWB 5331810761.exe
PID 1768 wrote to memory of 2508	1768	AWB 5331810761.exe	AWB 5331810761.exe

outlook_office_path 1 IoCs

Processes:

AWB 5331810761.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB 5331810761.exe

outlook_win_path 1 IoCs

Processes:

AWB 5331810761.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB 5331810761.exe

C:\Users\Admin\AppData\Local\Temp\AWB 5331810761.exe
"C:\Users\Admin\AppData\Local\Temp\AWB 5331810761.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1768

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uxkwHpZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF98B.tmp"
2⤵
- Creates scheduled task(s)
PID:2956

C:\Users\Admin\AppData\Local\Temp\AWB 5331810761.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2508

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\tmpF98B.tmp

Filesize
1KB

MD5
4b3aaa611ee4ea60977ba7906666f1e0

SHA1
e4fe23f1deb115f45c009cbcbf00057c83711ab8

SHA256
b85a55bcb093be84ef50519f67c0e1a345e3931a744a7b63fa291a204cfa8992

SHA512
5097b01fb5de89b6ca1810bb4c86b107abff8eeb231a2a8f70350f80544a72eb71bee877ca9da39843d662a4e37336d21aab16b4397ecaf76e54e402e9a4bf30

Download Submit
memory/1768-0-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download
memory/1768-1-0x0000000001310000-0x00000000013AE000-memory.dmp

Filesize
632KB

Download
memory/1768-2-0x0000000004D80000-0x0000000004DC0000-memory.dmp

Filesize
256KB

Download
memory/1768-3-0x000000007EF40000-0x000000007EF50000-memory.dmp

Filesize
64KB

Download
memory/1768-4-0x00000000003D0000-0x00000000003DC000-memory.dmp

Filesize
48KB

Download
memory/1768-5-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download
memory/1768-6-0x0000000004D80000-0x0000000004DC0000-memory.dmp

Filesize
256KB

Download
memory/1768-7-0x000000007EF40000-0x000000007EF50000-memory.dmp

Filesize
64KB

Download
memory/1768-8-0x0000000005E80000-0x0000000005EF2000-memory.dmp

Filesize
456KB

Download
memory/1768-9-0x0000000000690000-0x00000000006B6000-memory.dmp

Filesize
152KB

Download
memory/1768-26-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download
memory/2508-15-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2508-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2508-13-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2508-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2508-21-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2508-23-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2508-25-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2508-17-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2508-27-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download
memory/2508-28-0x0000000000450000-0x0000000000490000-memory.dmp

Filesize
256KB

Download
memory/2508-29-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download
memory/2508-30-0x0000000000450000-0x0000000000490000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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