snakekeylogger | 58639b55ef4faebf0a6ab625ecdd348508fab2fc433a1dcc2bee02b20bee2078

General

Target

Nmtdeo.exe
Size

277KB
MD5

597b9168856a6693e107e7f1e80483e7
SHA1

ce15dbb1a3397127def9ab607694a82c14abfa2a
SHA256

58639b55ef4faebf0a6ab625ecdd348508fab2fc433a1dcc2bee02b20bee2078
SHA512

6b431b15a49114e92705e7549dd1143dcbc40c78f2e89c099cda3f3e312306dfb330535d01b41f53f90116e6126a1662b120def47b4e02af7f71a102891b969b
SSDEEP

6144:+KbhmkakvzstDVP+8SJIDRINLLOxJSksFGAtvHLqsIaP7i2NnD:+N3PZmvJIt6LOXSBFGeBIaj7N

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6339928612:AAF--PH7Kfwf4Dph8taQxUsHJm3oLkMeciE/sendMessage?chat_id=5532763142

Signatures

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

Snake Keylogger payload 7 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2668-10-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2668-11-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2668-14-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2668-18-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2668-16-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2668-21-0x00000000048F0000-0x0000000004930000-memory.dmp	family_snakekeylogger
behavioral1/memory/2668-23-0x00000000048F0000-0x0000000004930000-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:

Nmtdeo.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Nmtdeo.exe
Key opened	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Nmtdeo.exe
Key opened	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Nmtdeo.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:

Nmtdeo.exe

description pid process target process

PID 2200 set thread context of 2668 2200 Nmtdeo.exe Nmtdeo.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Gathers network information 2 TTPs 2 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command and Scripting Interpreter
T1059

Processes:

ipconfig.exeipconfig.exe

pid process

2656 ipconfig.exe
2636 ipconfig.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Nmtdeo.exe

pid process

2668 Nmtdeo.exe
2668 Nmtdeo.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Nmtdeo.exeNmtdeo.exe

description pid process

Token: SeDebugPrivilege 2200 Nmtdeo.exe
Token: SeDebugPrivilege 2668 Nmtdeo.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 2200 set thread context of 2668	2200	Nmtdeo.exe	Nmtdeo.exe

pid	process
2656	ipconfig.exe
2636	ipconfig.exe

pid	process
2668	Nmtdeo.exe
2668	Nmtdeo.exe

description	pid	process
Token: SeDebugPrivilege	2200	Nmtdeo.exe
Token: SeDebugPrivilege	2668	Nmtdeo.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

Nmtdeo.execmd.execmd.exe

description	pid	process	target process
PID 2200 wrote to memory of 2736	2200	Nmtdeo.exe	cmd.exe
PID 2200 wrote to memory of 2736	2200	Nmtdeo.exe	cmd.exe
PID 2200 wrote to memory of 2736	2200	Nmtdeo.exe	cmd.exe
PID 2200 wrote to memory of 2736	2200	Nmtdeo.exe	cmd.exe
PID 2736 wrote to memory of 2656	2736	cmd.exe	ipconfig.exe
PID 2736 wrote to memory of 2656	2736	cmd.exe	ipconfig.exe
PID 2736 wrote to memory of 2656	2736	cmd.exe	ipconfig.exe
PID 2736 wrote to memory of 2656	2736	cmd.exe	ipconfig.exe
PID 2200 wrote to memory of 2696	2200	Nmtdeo.exe	cmd.exe
PID 2200 wrote to memory of 2696	2200	Nmtdeo.exe	cmd.exe
PID 2200 wrote to memory of 2696	2200	Nmtdeo.exe	cmd.exe
PID 2200 wrote to memory of 2696	2200	Nmtdeo.exe	cmd.exe
PID 2696 wrote to memory of 2636	2696	cmd.exe	ipconfig.exe
PID 2696 wrote to memory of 2636	2696	cmd.exe	ipconfig.exe
PID 2696 wrote to memory of 2636	2696	cmd.exe	ipconfig.exe
PID 2696 wrote to memory of 2636	2696	cmd.exe	ipconfig.exe
PID 2200 wrote to memory of 2668	2200	Nmtdeo.exe	Nmtdeo.exe
PID 2200 wrote to memory of 2668	2200	Nmtdeo.exe	Nmtdeo.exe
PID 2200 wrote to memory of 2668	2200	Nmtdeo.exe	Nmtdeo.exe
PID 2200 wrote to memory of 2668	2200	Nmtdeo.exe	Nmtdeo.exe
PID 2200 wrote to memory of 2668	2200	Nmtdeo.exe	Nmtdeo.exe
PID 2200 wrote to memory of 2668	2200	Nmtdeo.exe	Nmtdeo.exe
PID 2200 wrote to memory of 2668	2200	Nmtdeo.exe	Nmtdeo.exe
PID 2200 wrote to memory of 2668	2200	Nmtdeo.exe	Nmtdeo.exe
PID 2200 wrote to memory of 2668	2200	Nmtdeo.exe	Nmtdeo.exe

outlook_office_path 1 IoCs

Processes:

Nmtdeo.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Nmtdeo.exe

outlook_win_path 1 IoCs

Processes:

Nmtdeo.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Nmtdeo.exe

C:\Users\Admin\AppData\Local\Temp\Nmtdeo.exe
"C:\Users\Admin\AppData\Local\Temp\Nmtdeo.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2200

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ipconfig /release
2⤵
- Suspicious use of WriteProcessMemory
PID:2736

C:\Windows\SysWOW64\ipconfig.exe
ipconfig /release
3⤵
- Gathers network information
PID:2656

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ipconfig /renew
2⤵
- Suspicious use of WriteProcessMemory
PID:2696

C:\Windows\SysWOW64\ipconfig.exe
ipconfig /renew
3⤵
- Gathers network information
PID:2636

C:\Users\Admin\AppData\Local\Temp\Nmtdeo.exe
C:\Users\Admin\AppData\Local\Temp\Nmtdeo.exe
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2668

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2200-0-0x0000000001260000-0x00000000012AC000-memory.dmp

Filesize
304KB

Download
memory/2200-1-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/2200-2-0x00000000005B0000-0x00000000005F8000-memory.dmp

Filesize
288KB

Download
memory/2200-3-0x0000000004B60000-0x0000000004BA0000-memory.dmp

Filesize
256KB

Download
memory/2200-4-0x0000000000630000-0x0000000000666000-memory.dmp

Filesize
216KB

Download
memory/2200-5-0x0000000000AE0000-0x0000000000B2C000-memory.dmp

Filesize
304KB

Download
memory/2200-6-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/2200-7-0x0000000004B60000-0x0000000004BA0000-memory.dmp

Filesize
256KB

Download
memory/2200-20-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/2668-10-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2668-9-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2668-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2668-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2668-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2668-18-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2668-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2668-19-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/2668-8-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2668-21-0x00000000048F0000-0x0000000004930000-memory.dmp

Filesize
256KB

Download
memory/2668-22-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/2668-23-0x00000000048F0000-0x0000000004930000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads