snakekeylogger | 42369fde3cdabda5b102802a1071f0a46bb44ec3130a7a7012be3fcdea82c519

General

Target

Bank Details.exe
Size

561KB
MD5

1fa594a225db6660840cb2ab2f545e7c
SHA1

38afb75a218166db0cf13c49ea7cc48cdcecea81
SHA256

42369fde3cdabda5b102802a1071f0a46bb44ec3130a7a7012be3fcdea82c519
SHA512

ccdbd31e6afd9620c3b296cb65ae181dcf7d40126f037106b342e3246debde9907107c2afe9656f79eaba901dd0091efb7d216c0069e3fbe9ff2f5eed85eaf8c

Score

10^/10

snakekeylogger keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
smtp.vivaldi.net
Port:
587
Username:
snakelogs@vivaldi.net
Password:
chuksypayment1759

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/1436-127-0x0000000000400000-0x000000000046A000-memory.dmp	family_snakekeylogger
behavioral2/memory/1436-128-0x000000000046459E-mapping.dmp	family_snakekeylogger

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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
T1081
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
T1081
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

21 freegeoip.app
22 freegeoip.app
18 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Bank Details.exe

description pid process target process

PID 4008 set thread context of 1436 4008 Bank Details.exe Bank Details.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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
T1053

Processes:

schtasks.exe

pid process

2144 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

Bank Details.exeBank Details.exe

pid process

4008 Bank Details.exe
4008 Bank Details.exe
4008 Bank Details.exe
4008 Bank Details.exe
1436 Bank Details.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Bank Details.exeBank Details.exe

description pid process

Token: SeDebugPrivilege 4008 Bank Details.exe
Token: SeDebugPrivilege 1436 Bank Details.exe

flow	ioc
21	freegeoip.app
22	freegeoip.app
18	checkip.dyndns.org

description	pid	process	target process
PID 4008 set thread context of 1436	4008	Bank Details.exe	Bank Details.exe

pid	process
2144	schtasks.exe

pid	process
4008	Bank Details.exe
4008	Bank Details.exe
4008	Bank Details.exe
4008	Bank Details.exe
1436	Bank Details.exe

description	pid	process
Token: SeDebugPrivilege	4008	Bank Details.exe
Token: SeDebugPrivilege	1436	Bank Details.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

Bank Details.exe

description	pid	process	target process
PID 4008 wrote to memory of 2144	4008	Bank Details.exe	schtasks.exe
PID 4008 wrote to memory of 2144	4008	Bank Details.exe	schtasks.exe
PID 4008 wrote to memory of 2144	4008	Bank Details.exe	schtasks.exe
PID 4008 wrote to memory of 1436	4008	Bank Details.exe	Bank Details.exe
PID 4008 wrote to memory of 1436	4008	Bank Details.exe	Bank Details.exe
PID 4008 wrote to memory of 1436	4008	Bank Details.exe	Bank Details.exe
PID 4008 wrote to memory of 1436	4008	Bank Details.exe	Bank Details.exe
PID 4008 wrote to memory of 1436	4008	Bank Details.exe	Bank Details.exe
PID 4008 wrote to memory of 1436	4008	Bank Details.exe	Bank Details.exe
PID 4008 wrote to memory of 1436	4008	Bank Details.exe	Bank Details.exe
PID 4008 wrote to memory of 1436	4008	Bank Details.exe	Bank Details.exe

C:\Users\Admin\AppData\Local\Temp\Bank Details.exe
"C:\Users\Admin\AppData\Local\Temp\Bank Details.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4008

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ehwkqfFFCRpc" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB7D7.tmp"
2⤵
- Creates scheduled task(s)
PID:2144

C:\Users\Admin\AppData\Local\Temp\Bank Details.exe
"C:\Users\Admin\AppData\Local\Temp\Bank Details.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1436

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Bank Details.exe.log
MD5
c3cc52ccca9ff2b6fa8d267fc350ca6b

SHA1
a68d4028333296d222e4afd75dea36fdc98d05f3

SHA256
3125b6071e2d78f575a06ed7ac32a83d9262ae64d1fa81ac43e8bfc1ef157c0e

SHA512
b0c7b2501b1a2c559795a9d178c0bbda0e03cbdbaaa2c4330ac1202a55373fe1b742078adcfa915bd6e805565a2daa6d35d64ef7a14ffcd09069f9ea6a691cc7

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB7D7.tmp
MD5
ef0d8eb3a140891ef30a10a52014a3e3

SHA1
b53027001c8e98543b3a4c3e7273ed54fffd185c

SHA256
e42f0bd167f64b995ec3a037a73e9b122bef7824f6d4fc1d4e57a821f586cd2c

SHA512
a8f7e3d1389a8b74badf328c17289e552c38bc334d2d8879ccd6be2617d4e300795ec21b5c9eea769ab542a2ebe6c4e068df96ad69b83cca8bb2bf60ef441697

Download Submit
memory/1436-135-0x0000000006780000-0x0000000006781000-memory.dmp

Filesize
4KB

Download
memory/1436-134-0x00000000053D0000-0x00000000053D1000-memory.dmp

Filesize
4KB

Download
memory/1436-128-0x000000000046459E-mapping.dmp

Download
memory/1436-127-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2144-125-0x0000000000000000-mapping.dmp

Download
memory/4008-119-0x0000000004DA0000-0x0000000004DA1000-memory.dmp

Filesize
4KB

Download
memory/4008-123-0x0000000000EA0000-0x0000000000F0C000-memory.dmp

Filesize
432KB

Download
memory/4008-124-0x0000000008090000-0x00000000080F9000-memory.dmp

Filesize
420KB

Download
memory/4008-122-0x000000007EF20000-0x000000007EF21000-memory.dmp

Filesize
4KB

Download
memory/4008-121-0x0000000005240000-0x0000000005249000-memory.dmp

Filesize
36KB

Download
memory/4008-120-0x0000000004D50000-0x000000000524E000-memory.dmp

Filesize
5.0MB

Download
memory/4008-114-0x00000000004D0000-0x00000000004D1000-memory.dmp

Filesize
4KB

Download
memory/4008-118-0x0000000004E90000-0x0000000004E91000-memory.dmp

Filesize
4KB

Download
memory/4008-117-0x0000000004DF0000-0x0000000004DF1000-memory.dmp

Filesize
4KB

Download
memory/4008-116-0x0000000005250000-0x0000000005251000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads