snakekeylogger | 7a11bbdedde47ea79c363c4a1c607d39deb591433c970c710d9310162037be4d

General

Target

Glbmmjsnr.exe
Size

324KB
MD5

a7e406a5384a28f4ccc5a7267d32eefe
SHA1

db3a4ca66734359ba1e0b1d3bce800efc954c1ea
SHA256

7a11bbdedde47ea79c363c4a1c607d39deb591433c970c710d9310162037be4d
SHA512

3fd510cc50d3ff29c1a9a24127170ae4f541de648919127e1ad5d794f6601ee9372a5dd98694ca0502ead500dbc2647ea7a876a5d3ca3e1c95bd1f14fb26d2a9
SSDEEP

6144:tRyDjxdpk5cGr90DqZDrUN9uy25EGFGMghhapd8b/fNMIpCO:tRyDtdpkOGrmDqlriKE9DrbZn

Score

10^/10

snakekeylogger collection keylogger persistence spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6374710888:AAEIfnNpPcl1WaTjVtUebQo-ASG58vFZQXQ/sendMessage?chat_id=5532763142

Signatures

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

Snake Keylogger payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/848-11-0x0000000000400000-0x0000000000424000-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:

Glbmmjsnr.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Glbmmjsnr.exe
Key opened	\REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Glbmmjsnr.exe
Key opened	\REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Glbmmjsnr.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

Glbmmjsnr.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Cgqeottxdh = "C:\\Users\\Admin\\AppData\\Roaming\\Cgqeottxdh.exe"	Glbmmjsnr.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

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

Processes:

Glbmmjsnr.exe

description pid process target process

PID 1332 set thread context of 848 1332 Glbmmjsnr.exe Glbmmjsnr.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Glbmmjsnr.exe

pid process

848 Glbmmjsnr.exe
848 Glbmmjsnr.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Glbmmjsnr.exeGlbmmjsnr.exe

description pid process

Token: SeDebugPrivilege 1332 Glbmmjsnr.exe
Token: SeDebugPrivilege 848 Glbmmjsnr.exe

flow	ioc
1	checkip.dyndns.org

description	pid	process	target process
PID 1332 set thread context of 848	1332	Glbmmjsnr.exe	Glbmmjsnr.exe

pid	process
848	Glbmmjsnr.exe
848	Glbmmjsnr.exe

description	pid	process
Token: SeDebugPrivilege	1332	Glbmmjsnr.exe
Token: SeDebugPrivilege	848	Glbmmjsnr.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Glbmmjsnr.exe

description	pid	process	target process
PID 1332 wrote to memory of 848	1332	Glbmmjsnr.exe	Glbmmjsnr.exe
PID 1332 wrote to memory of 848	1332	Glbmmjsnr.exe	Glbmmjsnr.exe
PID 1332 wrote to memory of 848	1332	Glbmmjsnr.exe	Glbmmjsnr.exe
PID 1332 wrote to memory of 848	1332	Glbmmjsnr.exe	Glbmmjsnr.exe
PID 1332 wrote to memory of 848	1332	Glbmmjsnr.exe	Glbmmjsnr.exe
PID 1332 wrote to memory of 848	1332	Glbmmjsnr.exe	Glbmmjsnr.exe
PID 1332 wrote to memory of 848	1332	Glbmmjsnr.exe	Glbmmjsnr.exe
PID 1332 wrote to memory of 848	1332	Glbmmjsnr.exe	Glbmmjsnr.exe

outlook_office_path 1 IoCs

Processes:

Glbmmjsnr.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Glbmmjsnr.exe

outlook_win_path 1 IoCs

Processes:

Glbmmjsnr.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Glbmmjsnr.exe

C:\Users\Admin\AppData\Local\Temp\Glbmmjsnr.exe
"C:\Users\Admin\AppData\Local\Temp\Glbmmjsnr.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1332

C:\Users\Admin\AppData\Local\Temp\Glbmmjsnr.exe
C:\Users\Admin\AppData\Local\Temp\Glbmmjsnr.exe
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:848

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

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Glbmmjsnr.exe.log

Filesize
1KB

MD5
f7047b64aa01f9d80c7a5e177ce2485c

SHA1
bab6005f4a30f12ee36b9abf6bfdfaa5411bbff8

SHA256
807356d2424d2d04f51ebd56f926d4d5a8318bc947c76569a3b5ca2c2f279915

SHA512
a9af5ace72eb66a6156a5d8764031cdc46feefffabb6898651f91a5af7f3bcef645e63e8d01ed35f1105e824d6830f6fa97e70adda2d5b148ffaff5f54ca248f

Download Submit
memory/848-17-0x0000000005070000-0x0000000005080000-memory.dmp

Filesize
64KB

Download
memory/848-16-0x0000000004DF0000-0x0000000004E8C000-memory.dmp

Filesize
624KB

Download
memory/848-21-0x00000000751F0000-0x00000000759A0000-memory.dmp

Filesize
7.7MB

Download
memory/848-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/848-19-0x00000000061A0000-0x0000000006362000-memory.dmp

Filesize
1.8MB

Download
memory/848-18-0x0000000005F80000-0x0000000005FD0000-memory.dmp

Filesize
320KB

Download
memory/848-14-0x00000000751F0000-0x00000000759A0000-memory.dmp

Filesize
7.7MB

Download
memory/848-20-0x0000000006130000-0x000000000613A000-memory.dmp

Filesize
40KB

Download
memory/848-22-0x0000000005070000-0x0000000005080000-memory.dmp

Filesize
64KB

Download
memory/1332-1-0x0000000000D90000-0x0000000000DE8000-memory.dmp

Filesize
352KB

Download
memory/1332-8-0x0000000005A80000-0x0000000005AE6000-memory.dmp

Filesize
408KB

Download
memory/1332-7-0x00000000059E0000-0x0000000005A72000-memory.dmp

Filesize
584KB

Download
memory/1332-15-0x00000000751F0000-0x00000000759A0000-memory.dmp

Filesize
7.7MB

Download
memory/1332-2-0x0000000005870000-0x0000000005880000-memory.dmp

Filesize
64KB

Download
memory/1332-0-0x00000000751F0000-0x00000000759A0000-memory.dmp

Filesize
7.7MB

Download
memory/1332-6-0x0000000005880000-0x00000000058CC000-memory.dmp

Filesize
304KB

Download
memory/1332-5-0x0000000005820000-0x0000000005856000-memory.dmp

Filesize
216KB

Download
memory/1332-4-0x00000000057D0000-0x0000000005818000-memory.dmp

Filesize
288KB

Download
memory/1332-3-0x00000000056F0000-0x0000000005736000-memory.dmp

Filesize
280KB

Download
memory/1332-9-0x00000000060A0000-0x0000000006644000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads