snakekeylogger | 62c1d71fff5293071772735f75960544716be3c3ee5996c6889f3ef3b4e7bcec

General

Target

Qqiodttyb.exe
Size

22KB
MD5

18ca50ce46f3936a2fc9def3f45b5525
SHA1

611fc5292204652425f972fa13e77c75e40a95d7
SHA256

62c1d71fff5293071772735f75960544716be3c3ee5996c6889f3ef3b4e7bcec
SHA512

b9d362a2f862868935b637ee1a3bf27fe67b5302f43c677fae5cb1ceab245851589b87ecb7b041a3d1733a4d3abba41b9259e32be38a4c7099a4e6372ebf791d
SSDEEP

384:yOwBKtL2M2APL6yRqtxAx+roEOsVK/KO+sB6fea:8fs3RqtGx+roAYP+97

Score

10^/10

snakekeylogger collection keylogger persistence stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6675876060:AAEydIMROdr0XsdBN7fk_mjJRQvyv_ectv4/sendMessage?chat_id=5262627523

Signatures

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

Snake Keylogger payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/860-9-0x0000000140000000-0x0000000140022000-memory.dmp	family_snakekeylogger
behavioral2/memory/860-13-0x0000024686500000-0x0000024686510000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

Qqiodttyb.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ssssss = "C:\\Users\\Admin\\AppData\\Roaming\\ssssss.exe"	Qqiodttyb.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

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

Processes:

Qqiodttyb.exe

description pid process target process

PID 4560 set thread context of 860 4560 Qqiodttyb.exe MSBuild.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MSBuild.exe

pid process

860 MSBuild.exe
860 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Qqiodttyb.exeMSBuild.exe

description pid process

Token: SeDebugPrivilege 4560 Qqiodttyb.exe
Token: SeDebugPrivilege 860 MSBuild.exe

flow	ioc
46	checkip.dyndns.org

description	pid	process	target process
PID 4560 set thread context of 860	4560	Qqiodttyb.exe	MSBuild.exe

pid	process
860	MSBuild.exe
860	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	4560	Qqiodttyb.exe
Token: SeDebugPrivilege	860	MSBuild.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

Qqiodttyb.exe

description	pid	process	target process
PID 4560 wrote to memory of 860	4560	Qqiodttyb.exe	MSBuild.exe
PID 4560 wrote to memory of 860	4560	Qqiodttyb.exe	MSBuild.exe
PID 4560 wrote to memory of 860	4560	Qqiodttyb.exe	MSBuild.exe
PID 4560 wrote to memory of 860	4560	Qqiodttyb.exe	MSBuild.exe
PID 4560 wrote to memory of 860	4560	Qqiodttyb.exe	MSBuild.exe
PID 4560 wrote to memory of 860	4560	Qqiodttyb.exe	MSBuild.exe

outlook_office_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\Qqiodttyb.exe
"C:\Users\Admin\AppData\Local\Temp\Qqiodttyb.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4560

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:860

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/860-14-0x00007FFF56270000-0x00007FFF56D31000-memory.dmp

Filesize
10.8MB

Download
memory/860-12-0x00007FFF56270000-0x00007FFF56D31000-memory.dmp

Filesize
10.8MB

Download
memory/860-17-0x00000246A0AB0000-0x00000246A0C72000-memory.dmp

Filesize
1.8MB

Download
memory/860-16-0x0000024687D40000-0x0000024687D90000-memory.dmp

Filesize
320KB

Download
memory/860-9-0x0000000140000000-0x0000000140022000-memory.dmp

Filesize
136KB

Download
memory/860-15-0x0000024686500000-0x0000024686510000-memory.dmp

Filesize
64KB

Download
memory/860-13-0x0000024686500000-0x0000024686510000-memory.dmp

Filesize
64KB

Download
memory/4560-6-0x000002C51A460000-0x000002C51A4AC000-memory.dmp

Filesize
304KB

Download
memory/4560-4-0x000002C51A3B0000-0x000002C51A3E6000-memory.dmp

Filesize
216KB

Download
memory/4560-11-0x00007FFF56270000-0x00007FFF56D31000-memory.dmp

Filesize
10.8MB

Download
memory/4560-7-0x000002C501AF0000-0x000002C501B00000-memory.dmp

Filesize
64KB

Download
memory/4560-1-0x00007FFF56270000-0x00007FFF56D31000-memory.dmp

Filesize
10.8MB

Download
memory/4560-0-0x000002C57F600000-0x000002C57F60C000-memory.dmp

Filesize
48KB

Download
memory/4560-5-0x00007FFF56270000-0x00007FFF56D31000-memory.dmp

Filesize
10.8MB

Download
memory/4560-3-0x000002C501B00000-0x000002C501B48000-memory.dmp

Filesize
288KB

Download
memory/4560-2-0x000002C501AF0000-0x000002C501B00000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads