snakekeylogger | b39bd1ae1083d02d4e5a1fcbf34399e5bd28cd3b2b2d9c9569f26143767feb14

Analysis

max time kernel
46s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2023 08:27

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General

Target

11f9cac2f85d8bbf3f11eace2c7cfab7.exe
Size

792KB
MD5

11f9cac2f85d8bbf3f11eace2c7cfab7
SHA1

1befd0c0c655f178408021a8673abce558c0bf61
SHA256

b39bd1ae1083d02d4e5a1fcbf34399e5bd28cd3b2b2d9c9569f26143767feb14
SHA512

c9aecfd140f9eeeabe428083dc499afc9022a5caba66d1c8d0941aad20264a3109ec1e661b4040f9a4cf77158850f1ebd3ff923c9e0048edc0faa0bddfe43cf3
SSDEEP

24576:+gJJjCOsBgo0q4wMPCadKqDpDtWUFf3JaC6VPk06iDj:+MdDoHMPvdKqB3JL6FkU

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
y)rZiXc(6
Email To:
[email protected]

Signatures

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

CustAttr .NET packer 1 IoCs

Detects CustAttr .NET packer in memory.

Processes:

resource	yara_rule
behavioral2/memory/556-8-0x0000000002A30000-0x0000000002A42000-memory.dmp	CustAttr

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

99 checkip.dyndns.org
110 freegeoip.app
111 freegeoip.app
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2176 3440 WerFault.exe 11f9cac2f85d8bbf3f11eace2c7cfab7.exe
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

3300 schtasks.exe

flow	ioc
99	checkip.dyndns.org
110	freegeoip.app
111	freegeoip.app

pid	pid_target	process	target process
2176	3440	WerFault.exe	11f9cac2f85d8bbf3f11eace2c7cfab7.exe

pid	process
3300	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\11f9cac2f85d8bbf3f11eace2c7cfab7.exe
"C:\Users\Admin\AppData\Local\Temp\11f9cac2f85d8bbf3f11eace2c7cfab7.exe"
1⤵
PID:556

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\epXekfnGdHRQNk" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEBD7.tmp"
2⤵
- Creates scheduled task(s)
PID:3300

C:\Users\Admin\AppData\Local\Temp\11f9cac2f85d8bbf3f11eace2c7cfab7.exe
"C:\Users\Admin\AppData\Local\Temp\11f9cac2f85d8bbf3f11eace2c7cfab7.exe"
2⤵
PID:3440

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3440 -s 1488
3⤵
- Program crash
PID:2176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3440 -ip 3440
1⤵
PID:4360

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\11f9cac2f85d8bbf3f11eace2c7cfab7.exe.log

Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpEBD7.tmp

Filesize
1KB

MD5
d56e069e00c74ab55c99df06bc5e295a

SHA1
49752189e9935cae877edba6e23a98748a96965c

SHA256
23ee7fd7e87daf73e1f718783f4f03350dc72d04a4d3bbe4eba16c447f4ea2a3

SHA512
a8090b9cecdd9ec157adf0596bd66f634f70153e4b6134615388b1499b848775c75d235ceada7758efaaf7eab67b6a55c9e5fb70e2af1f875894b4805407829c

Download Submit
memory/556-10-0x0000000005390000-0x00000000053A0000-memory.dmp

Filesize
64KB

Download
memory/556-12-0x0000000007EF0000-0x0000000007F5E000-memory.dmp

Filesize
440KB

Download
memory/556-5-0x0000000005390000-0x00000000053A0000-memory.dmp

Filesize
64KB

Download
memory/556-7-0x0000000005330000-0x0000000005386000-memory.dmp

Filesize
344KB

Download
memory/556-6-0x0000000005140000-0x000000000514A000-memory.dmp

Filesize
40KB

Download
memory/556-1-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/556-8-0x0000000002A30000-0x0000000002A42000-memory.dmp

Filesize
72KB

Download
memory/556-9-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/556-2-0x0000000005190000-0x000000000522C000-memory.dmp

Filesize
624KB

Download
memory/556-4-0x0000000005230000-0x00000000052C2000-memory.dmp

Filesize
584KB

Download
memory/556-11-0x0000000007E60000-0x0000000007EEA000-memory.dmp

Filesize
552KB

Download
memory/556-0-0x0000000000690000-0x000000000075C000-memory.dmp

Filesize
816KB

Download
memory/556-3-0x00000000057E0000-0x0000000005D84000-memory.dmp

Filesize
5.6MB

Download
memory/556-22-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/3440-23-0x0000000002940000-0x0000000002950000-memory.dmp

Filesize
64KB

Download
memory/3440-21-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/3440-18-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3440-24-0x0000000006630000-0x00000000067F2000-memory.dmp

Filesize
1.8MB

Download
memory/3440-25-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download