snakekeylogger | 7c1725edad4a3366d166366f35d611e65705a084dc67f886b1963857f8dfa641

General

Target

INV.exe
Size

674KB
MD5

b7d48d8454f4aa3ae1b0ed7e53559628
SHA1

acbe3e258e28449feaffd199cdf005dd3bec231c
SHA256

7c1725edad4a3366d166366f35d611e65705a084dc67f886b1963857f8dfa641
SHA512

a8509642e21e8c28cb8aa5959a63c0fb8affbf27c8102cc381734781b959d3122991498ee9f302b4a381b4e733beeed31316ef912e83c9fc41f08d2e0f482424
SSDEEP

12288:Tuid7BR6wTuHt1fKOGyfoAuuCQ1RP+OSMOcNojh31Pm+HX+Si:CipBelrGDAuuCQCGojh31e+3S

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Signatures

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

Snake Keylogger payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2768-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2768-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2768-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2768-26-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2768-28-0x0000000000400000-0x0000000000426000-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:

INV.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INV.exe
Key opened	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INV.exe
Key opened	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INV.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:

INV.exe

description pid process target process

PID 2244 set thread context of 2768 2244 INV.exe INV.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

2700 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

INV.exeINV.exepowershell.exe

pid process

2244 INV.exe
2768 INV.exe
2632 powershell.exe
2768 INV.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

INV.exeINV.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2244 INV.exe
Token: SeDebugPrivilege 2768 INV.exe
Token: SeDebugPrivilege 2632 powershell.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 2244 set thread context of 2768	2244	INV.exe	INV.exe

pid	process
2700	schtasks.exe

pid	process
2244	INV.exe
2768	INV.exe
2632	powershell.exe
2768	INV.exe

description	pid	process
Token: SeDebugPrivilege	2244	INV.exe
Token: SeDebugPrivilege	2768	INV.exe
Token: SeDebugPrivilege	2632	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

INV.exe

description	pid	process	target process
PID 2244 wrote to memory of 2632	2244	INV.exe	powershell.exe
PID 2244 wrote to memory of 2632	2244	INV.exe	powershell.exe
PID 2244 wrote to memory of 2632	2244	INV.exe	powershell.exe
PID 2244 wrote to memory of 2632	2244	INV.exe	powershell.exe
PID 2244 wrote to memory of 2700	2244	INV.exe	schtasks.exe
PID 2244 wrote to memory of 2700	2244	INV.exe	schtasks.exe
PID 2244 wrote to memory of 2700	2244	INV.exe	schtasks.exe
PID 2244 wrote to memory of 2700	2244	INV.exe	schtasks.exe
PID 2244 wrote to memory of 2744	2244	INV.exe	INV.exe
PID 2244 wrote to memory of 2744	2244	INV.exe	INV.exe
PID 2244 wrote to memory of 2744	2244	INV.exe	INV.exe
PID 2244 wrote to memory of 2744	2244	INV.exe	INV.exe
PID 2244 wrote to memory of 2768	2244	INV.exe	INV.exe
PID 2244 wrote to memory of 2768	2244	INV.exe	INV.exe
PID 2244 wrote to memory of 2768	2244	INV.exe	INV.exe
PID 2244 wrote to memory of 2768	2244	INV.exe	INV.exe
PID 2244 wrote to memory of 2768	2244	INV.exe	INV.exe
PID 2244 wrote to memory of 2768	2244	INV.exe	INV.exe
PID 2244 wrote to memory of 2768	2244	INV.exe	INV.exe
PID 2244 wrote to memory of 2768	2244	INV.exe	INV.exe
PID 2244 wrote to memory of 2768	2244	INV.exe	INV.exe

outlook_office_path 1 IoCs

Processes:

INV.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INV.exe

outlook_win_path 1 IoCs

Processes:

INV.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INV.exe

C:\Users\Admin\AppData\Local\Temp\INV.exe
"C:\Users\Admin\AppData\Local\Temp\INV.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2244

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VedVuxqfLPu.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2632

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VedVuxqfLPu" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBA2B.tmp"
2⤵
- Creates scheduled task(s)
PID:2700

C:\Users\Admin\AppData\Local\Temp\INV.exe
"C:\Users\Admin\AppData\Local\Temp\INV.exe"
2⤵
PID:2744

C:\Users\Admin\AppData\Local\Temp\INV.exe
"C:\Users\Admin\AppData\Local\Temp\INV.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2768

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\tmpBA2B.tmp

Filesize
1KB

MD5
5c4df5c4c604138d38c7d4880489dd39

SHA1
7efa795a156bacb003eaf386847bcff82035b00f

SHA256
d3e52f1d8d3016d61f9cc4c5493c386ca35189dfbce6ea7bf7e5b27ce8e4c2c3

SHA512
ab09f9b45aad60010fceffaba2fa81e0969e23491f736d37995c0c8433c56a0ca5622cdead3b4878b672d3607c230e0f025d22ff434a4344ad4e3f5e12b27876

Download Submit
memory/2244-25-0x00000000748A0000-0x0000000074F8E000-memory.dmp

Filesize
6.9MB

Download
memory/2244-1-0x00000000748A0000-0x0000000074F8E000-memory.dmp

Filesize
6.9MB

Download
memory/2244-2-0x0000000004DE0000-0x0000000004E20000-memory.dmp

Filesize
256KB

Download
memory/2244-3-0x0000000000460000-0x000000000047A000-memory.dmp

Filesize
104KB

Download
memory/2244-4-0x0000000000440000-0x0000000000448000-memory.dmp

Filesize
32KB

Download
memory/2244-5-0x0000000000480000-0x000000000048A000-memory.dmp

Filesize
40KB

Download
memory/2244-6-0x0000000005140000-0x00000000051BA000-memory.dmp

Filesize
488KB

Download
memory/2244-7-0x00000000748A0000-0x0000000074F8E000-memory.dmp

Filesize
6.9MB

Download
memory/2244-0-0x0000000001180000-0x000000000122E000-memory.dmp

Filesize
696KB

Download
memory/2632-29-0x000000006EC70000-0x000000006F21B000-memory.dmp

Filesize
5.7MB

Download
memory/2632-31-0x0000000002690000-0x00000000026D0000-memory.dmp

Filesize
256KB

Download
memory/2632-34-0x000000006EC70000-0x000000006F21B000-memory.dmp

Filesize
5.7MB

Download
memory/2632-33-0x0000000002690000-0x00000000026D0000-memory.dmp

Filesize
256KB

Download
memory/2632-32-0x000000006EC70000-0x000000006F21B000-memory.dmp

Filesize
5.7MB

Download
memory/2768-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2768-26-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2768-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2768-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2768-30-0x00000000735A0000-0x0000000073C8E000-memory.dmp

Filesize
6.9MB

Download
memory/2768-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2768-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2768-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2768-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2768-35-0x00000000735A0000-0x0000000073C8E000-memory.dmp

Filesize
6.9MB

Download
memory/2768-36-0x0000000001080000-0x00000000010C0000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads