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 keylogger 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/2568-20-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2568-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2568-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2568-26-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2568-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

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 2896 set thread context of 2568 2896 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

2960 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

INV.exeINV.exepowershell.exe

pid process

2896 INV.exe
2896 INV.exe
2568 INV.exe
2788 powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

INV.exeINV.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2896 INV.exe
Token: SeDebugPrivilege 2568 INV.exe
Token: SeDebugPrivilege 2788 powershell.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 2896 set thread context of 2568	2896	INV.exe	INV.exe

pid	process
2960	schtasks.exe

pid	process
2896	INV.exe
2896	INV.exe
2568	INV.exe
2788	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2896	INV.exe
Token: SeDebugPrivilege	2568	INV.exe
Token: SeDebugPrivilege	2788	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

INV.exe

description	pid	process	target process
PID 2896 wrote to memory of 2788	2896	INV.exe	powershell.exe
PID 2896 wrote to memory of 2788	2896	INV.exe	powershell.exe
PID 2896 wrote to memory of 2788	2896	INV.exe	powershell.exe
PID 2896 wrote to memory of 2788	2896	INV.exe	powershell.exe
PID 2896 wrote to memory of 2960	2896	INV.exe	schtasks.exe
PID 2896 wrote to memory of 2960	2896	INV.exe	schtasks.exe
PID 2896 wrote to memory of 2960	2896	INV.exe	schtasks.exe
PID 2896 wrote to memory of 2960	2896	INV.exe	schtasks.exe
PID 2896 wrote to memory of 2912	2896	INV.exe	INV.exe
PID 2896 wrote to memory of 2912	2896	INV.exe	INV.exe
PID 2896 wrote to memory of 2912	2896	INV.exe	INV.exe
PID 2896 wrote to memory of 2912	2896	INV.exe	INV.exe
PID 2896 wrote to memory of 2568	2896	INV.exe	INV.exe
PID 2896 wrote to memory of 2568	2896	INV.exe	INV.exe
PID 2896 wrote to memory of 2568	2896	INV.exe	INV.exe
PID 2896 wrote to memory of 2568	2896	INV.exe	INV.exe
PID 2896 wrote to memory of 2568	2896	INV.exe	INV.exe
PID 2896 wrote to memory of 2568	2896	INV.exe	INV.exe
PID 2896 wrote to memory of 2568	2896	INV.exe	INV.exe
PID 2896 wrote to memory of 2568	2896	INV.exe	INV.exe
PID 2896 wrote to memory of 2568	2896	INV.exe	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:2896

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:2788

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VedVuxqfLPu" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF086.tmp"
2⤵
- Creates scheduled task(s)
PID:2960

C:\Users\Admin\AppData\Local\Temp\INV.exe
"C:\Users\Admin\AppData\Local\Temp\INV.exe"
2⤵
PID:2912

C:\Users\Admin\AppData\Local\Temp\INV.exe
"C:\Users\Admin\AppData\Local\Temp\INV.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2568

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

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpF086.tmp

Filesize
1KB

MD5
36a81ca58694ea4fd25daaae9491d2ae

SHA1
70073ff3041afef99101850d206be5c5ea2320f3

SHA256
da67173ebd38afbedc3cd1d63761797d1b0f2dbd842a36aa7b593cbc39aeb910

SHA512
b6ef806fd7db8198c0f62a4d6f1361a0ae4f9dd00ea1aa19e5f3a07b68ee499a9edb1210925b2c61f6f2d1f9d176cdc3a0f2d349fc0f73e8d0d1e8f295ebba8e

Download Submit
memory/2568-31-0x0000000073AA0000-0x000000007418E000-memory.dmp

Filesize
6.9MB

Download
memory/2568-38-0x0000000004D20000-0x0000000004D60000-memory.dmp

Filesize
256KB

Download
memory/2568-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2568-37-0x0000000073AA0000-0x000000007418E000-memory.dmp

Filesize
6.9MB

Download
memory/2568-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2568-34-0x0000000004D20000-0x0000000004D60000-memory.dmp

Filesize
256KB

Download
memory/2568-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2568-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2568-26-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2568-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2568-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2568-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2788-30-0x000000006EB90000-0x000000006F13B000-memory.dmp

Filesize
5.7MB

Download
memory/2788-33-0x00000000027D0000-0x0000000002810000-memory.dmp

Filesize
256KB

Download
memory/2788-29-0x000000006EB90000-0x000000006F13B000-memory.dmp

Filesize
5.7MB

Download
memory/2788-35-0x00000000027D0000-0x0000000002810000-memory.dmp

Filesize
256KB

Download
memory/2788-36-0x000000006EB90000-0x000000006F13B000-memory.dmp

Filesize
5.7MB

Download
memory/2788-32-0x00000000027D0000-0x0000000002810000-memory.dmp

Filesize
256KB

Download
memory/2896-15-0x0000000000690000-0x00000000006D0000-memory.dmp

Filesize
256KB

Download
memory/2896-2-0x0000000000690000-0x00000000006D0000-memory.dmp

Filesize
256KB

Download
memory/2896-0-0x0000000001210000-0x00000000012BE000-memory.dmp

Filesize
696KB

Download
memory/2896-7-0x0000000074CF0000-0x00000000753DE000-memory.dmp

Filesize
6.9MB

Download
memory/2896-1-0x0000000074CF0000-0x00000000753DE000-memory.dmp

Filesize
6.9MB

Download
memory/2896-6-0x0000000005970000-0x00000000059EA000-memory.dmp

Filesize
488KB

Download
memory/2896-25-0x0000000074CF0000-0x00000000753DE000-memory.dmp

Filesize
6.9MB

Download
memory/2896-5-0x00000000004D0000-0x00000000004DA000-memory.dmp

Filesize
40KB

Download
memory/2896-4-0x0000000000410000-0x0000000000418000-memory.dmp

Filesize
32KB

Download
memory/2896-3-0x0000000000470000-0x000000000048A000-memory.dmp

Filesize
104KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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