snakekeylogger | 9371ee974c4ebf35be61c05afbd3d3f73ac8d130346655b3374f7d9a779195d8

General

Target

Nedqm.exe
Size

86KB
MD5

634969e8d7e126dba7d9df1ba2495850
SHA1

5678e50a87be9b0c46e52ef259e5624022b80757
SHA256

9371ee974c4ebf35be61c05afbd3d3f73ac8d130346655b3374f7d9a779195d8
SHA512

01cdbf8c51a874bb5edfb8d3c6db7855abeb84ea41fb407fe7afc0052c54f918f3cbfd6567af4fd951a6c32c6e76a327bccc8a2e81e3a08bf19b9f5affc1a80d
SSDEEP

1536:CaCQ1GTdMdAP82dlvrmUrKiKpp7lpQJ5m1zr3iRNhtCCKyqw:MtIhqlDm0HK7qm1vi/z3n

Score

10^/10

snakekeylogger collection keylogger persistence stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6582190069:AAEOxo2omzivwf1WBdz3Db1ZJCRSMBWbgoQ/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/1500-12-0x0000000140000000-0x0000000140022000-memory.dmp	family_snakekeylogger
behavioral2/memory/1500-16-0x00000211E4CA0000-0x00000211E4CB0000-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-1-5-21-1873812795-1433807462-1429862679-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\Software\Microsoft\Office\16.0\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:

Nedqm.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ssss,exe = "C:\\Users\\Admin\\AppData\\Roaming\\ssss,exe.exe"	Nedqm.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

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

Processes:

Nedqm.exe

description pid process target process

PID 4976 set thread context of 1500 4976 Nedqm.exe MSBuild.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MSBuild.exe

pid process

1500 MSBuild.exe
1500 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Nedqm.exeMSBuild.exe

description pid process

Token: SeDebugPrivilege 4976 Nedqm.exe
Token: SeDebugPrivilege 1500 MSBuild.exe

flow	ioc
40	checkip.dyndns.org

description	pid	process	target process
PID 4976 set thread context of 1500	4976	Nedqm.exe	MSBuild.exe

pid	process
1500	MSBuild.exe
1500	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	4976	Nedqm.exe
Token: SeDebugPrivilege	1500	MSBuild.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

Nedqm.exe

description	pid	process	target process
PID 4976 wrote to memory of 1500	4976	Nedqm.exe	MSBuild.exe
PID 4976 wrote to memory of 1500	4976	Nedqm.exe	MSBuild.exe
PID 4976 wrote to memory of 1500	4976	Nedqm.exe	MSBuild.exe
PID 4976 wrote to memory of 1500	4976	Nedqm.exe	MSBuild.exe
PID 4976 wrote to memory of 1500	4976	Nedqm.exe	MSBuild.exe
PID 4976 wrote to memory of 1500	4976	Nedqm.exe	MSBuild.exe

outlook_office_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\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-1-5-21-1873812795-1433807462-1429862679-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\Nedqm.exe
"C:\Users\Admin\AppData\Local\Temp\Nedqm.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4976

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:1500

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/1500-12-0x0000000140000000-0x0000000140022000-memory.dmp

Filesize
136KB

Download
memory/1500-20-0x00000211FD940000-0x00000211FDB02000-memory.dmp

Filesize
1.8MB

Download
memory/1500-19-0x00000211E33C0000-0x00000211E3410000-memory.dmp

Filesize
320KB

Download
memory/1500-18-0x00000211E4CA0000-0x00000211E4CB0000-memory.dmp

Filesize
64KB

Download
memory/1500-17-0x00007FFCFC220000-0x00007FFCFCCE1000-memory.dmp

Filesize
10.8MB

Download
memory/1500-16-0x00000211E4CA0000-0x00000211E4CB0000-memory.dmp

Filesize
64KB

Download
memory/1500-15-0x00007FFCFC220000-0x00007FFCFCCE1000-memory.dmp

Filesize
10.8MB

Download
memory/4976-4-0x0000020D11140000-0x0000020D11150000-memory.dmp

Filesize
64KB

Download
memory/4976-8-0x0000020D2B680000-0x0000020D2B6CC000-memory.dmp

Filesize
304KB

Download
memory/4976-9-0x00007FFCFC220000-0x00007FFCFCCE1000-memory.dmp

Filesize
10.8MB

Download
memory/4976-10-0x0000020D11140000-0x0000020D11150000-memory.dmp

Filesize
64KB

Download
memory/4976-7-0x0000020D2B640000-0x0000020D2B676000-memory.dmp

Filesize
216KB

Download
memory/4976-6-0x0000020D2B500000-0x0000020D2B538000-memory.dmp

Filesize
224KB

Download
memory/4976-14-0x00007FFCFC220000-0x00007FFCFCCE1000-memory.dmp

Filesize
10.8MB

Download
memory/4976-5-0x0000020D12BA0000-0x0000020D12BF0000-memory.dmp

Filesize
320KB

Download
memory/4976-0-0x0000020D10D90000-0x0000020D10DAA000-memory.dmp

Filesize
104KB

Download
memory/4976-3-0x00007FFCFC220000-0x00007FFCFCCE1000-memory.dmp

Filesize
10.8MB

Download
memory/4976-2-0x0000020D11240000-0x0000020D11246000-memory.dmp

Filesize
24KB

Download
memory/4976-1-0x0000020D11170000-0x0000020D11176000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads