snakekeylogger | c99b050645ebbc138018a9dcb4c3029bc1a9aa9376e7541c1011e815942948e1

Resubmissions

01-02-2023 17:02

230201-vj6p3aah39 10

01-02-2023 17:00

230201-vjf5eacg4s 10

01-02-2023 16:57

230201-vgbrxacg2y 10

Analysis

max time kernel
371s
max time network
434s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
01-02-2023 17:02

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General

Target

9dc5600bedda76a29aa0e33da951fc30.exe
Size

504KB
MD5

9dc5600bedda76a29aa0e33da951fc30
SHA1

9daa8192ef8b03ee276de60e656a56b88ec2d074
SHA256

e966cd1651a960bc88f3582b328d274b2cbf2b84d59df761cbcd1702c38d5a14
SHA512

96e37c9a6342d09799138a97e1928d595aabf36ee5a250d7bba5c3397117a6bb0d19063cf305e1af6799aad6fbeb9257d429454340953203118fa288a0f74804
SSDEEP

12288:8RFO4oYvuoQouswXH06WAx5HSbr8z9i7+pvdCWtO:8TO4UdrE6J4r8zw6Rsh

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 2 IoCs

Processes:

resource	yara_rule
behavioral5/memory/4208-245-0x00000000004206DE-mapping.dmp	family_snakekeylogger
behavioral5/memory/4208-302-0x0000000000400000-0x0000000000426000-memory.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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

9dc5600bedda76a29aa0e33da951fc30.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	9dc5600bedda76a29aa0e33da951fc30.exe
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	9dc5600bedda76a29aa0e33da951fc30.exe
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	9dc5600bedda76a29aa0e33da951fc30.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

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

Processes:

9dc5600bedda76a29aa0e33da951fc30.exe

description pid process target process

PID 2660 set thread context of 4208 2660 9dc5600bedda76a29aa0e33da951fc30.exe 9dc5600bedda76a29aa0e33da951fc30.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

3724 schtasks.exe

flow	ioc
12	checkip.dyndns.org

description	pid	process	target process
PID 2660 set thread context of 4208	2660	9dc5600bedda76a29aa0e33da951fc30.exe	9dc5600bedda76a29aa0e33da951fc30.exe

pid	process
3724	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

9dc5600bedda76a29aa0e33da951fc30.exepowershell.exe9dc5600bedda76a29aa0e33da951fc30.exe

pid	process
2660	9dc5600bedda76a29aa0e33da951fc30.exe
2660	9dc5600bedda76a29aa0e33da951fc30.exe
2660	9dc5600bedda76a29aa0e33da951fc30.exe
2916	powershell.exe
4208	9dc5600bedda76a29aa0e33da951fc30.exe
2916	powershell.exe
2916	powershell.exe
4208	9dc5600bedda76a29aa0e33da951fc30.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

9dc5600bedda76a29aa0e33da951fc30.exepowershell.exe9dc5600bedda76a29aa0e33da951fc30.exe

description	pid	process
Token: SeDebugPrivilege	2660	9dc5600bedda76a29aa0e33da951fc30.exe
Token: SeDebugPrivilege	2916	powershell.exe
Token: SeDebugPrivilege	4208	9dc5600bedda76a29aa0e33da951fc30.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

9dc5600bedda76a29aa0e33da951fc30.exe

description	pid	process	target process
PID 2660 wrote to memory of 2916	2660	9dc5600bedda76a29aa0e33da951fc30.exe	powershell.exe
PID 2660 wrote to memory of 2916	2660	9dc5600bedda76a29aa0e33da951fc30.exe	powershell.exe
PID 2660 wrote to memory of 2916	2660	9dc5600bedda76a29aa0e33da951fc30.exe	powershell.exe
PID 2660 wrote to memory of 3724	2660	9dc5600bedda76a29aa0e33da951fc30.exe	schtasks.exe
PID 2660 wrote to memory of 3724	2660	9dc5600bedda76a29aa0e33da951fc30.exe	schtasks.exe
PID 2660 wrote to memory of 3724	2660	9dc5600bedda76a29aa0e33da951fc30.exe	schtasks.exe
PID 2660 wrote to memory of 4208	2660	9dc5600bedda76a29aa0e33da951fc30.exe	9dc5600bedda76a29aa0e33da951fc30.exe
PID 2660 wrote to memory of 4208	2660	9dc5600bedda76a29aa0e33da951fc30.exe	9dc5600bedda76a29aa0e33da951fc30.exe
PID 2660 wrote to memory of 4208	2660	9dc5600bedda76a29aa0e33da951fc30.exe	9dc5600bedda76a29aa0e33da951fc30.exe
PID 2660 wrote to memory of 4208	2660	9dc5600bedda76a29aa0e33da951fc30.exe	9dc5600bedda76a29aa0e33da951fc30.exe
PID 2660 wrote to memory of 4208	2660	9dc5600bedda76a29aa0e33da951fc30.exe	9dc5600bedda76a29aa0e33da951fc30.exe
PID 2660 wrote to memory of 4208	2660	9dc5600bedda76a29aa0e33da951fc30.exe	9dc5600bedda76a29aa0e33da951fc30.exe
PID 2660 wrote to memory of 4208	2660	9dc5600bedda76a29aa0e33da951fc30.exe	9dc5600bedda76a29aa0e33da951fc30.exe
PID 2660 wrote to memory of 4208	2660	9dc5600bedda76a29aa0e33da951fc30.exe	9dc5600bedda76a29aa0e33da951fc30.exe

outlook_office_path 1 IoCs

Processes:

9dc5600bedda76a29aa0e33da951fc30.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	9dc5600bedda76a29aa0e33da951fc30.exe

outlook_win_path 1 IoCs

Processes:

9dc5600bedda76a29aa0e33da951fc30.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	9dc5600bedda76a29aa0e33da951fc30.exe

C:\Users\Admin\AppData\Local\Temp\9dc5600bedda76a29aa0e33da951fc30.exe
"C:\Users\Admin\AppData\Local\Temp\9dc5600bedda76a29aa0e33da951fc30.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2660

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UDBgQhSevZPJlf.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2916

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UDBgQhSevZPJlf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp125F.tmp"
2⤵
- Creates scheduled task(s)
PID:3724

C:\Users\Admin\AppData\Local\Temp\9dc5600bedda76a29aa0e33da951fc30.exe
"C:\Users\Admin\AppData\Local\Temp\9dc5600bedda76a29aa0e33da951fc30.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4208

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\9dc5600bedda76a29aa0e33da951fc30.exe.log
Filesize
1KB

MD5
0c2899d7c6746f42d5bbe088c777f94c

SHA1
622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

SHA256
5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

SHA512
ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp125F.tmp
Filesize
1KB

MD5
7abc681903453f253aabaa1a47bf18b7

SHA1
61f24450c512ee8337943202403ec4bc7c3542aa

SHA256
1ffed73ddfafcb1db818af02845d72ee1486942289ae55c700749df19746b7aa

SHA512
c7033be7b4ac3fc06d78a24ef14dad31e972cbf0d2df8c9cd8a832a02b5f04d404ef58080c72791f50f3f2f9aaa5fff249d1815aca97b8890d49b52ed32770e0

Download Submit
memory/2660-160-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-135-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-117-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-118-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-119-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-120-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-121-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-122-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-123-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-124-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-125-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-126-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-127-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-128-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-129-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-130-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-131-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-132-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-133-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-134-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-162-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-136-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-137-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-138-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-139-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-140-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-141-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-142-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-143-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-144-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-161-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-146-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-147-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-148-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-149-0x00000000001F0000-0x0000000000272000-memory.dmp

Filesize
520KB

Download
memory/2660-150-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-151-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-152-0x00000000051F0000-0x00000000056EE000-memory.dmp

Filesize
5.0MB

Download
memory/2660-153-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-154-0x0000000004AF0000-0x0000000004B82000-memory.dmp

Filesize
584KB

Download
memory/2660-155-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-156-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-157-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-158-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-115-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-159-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-145-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-116-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-166-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-164-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-165-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-163-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-167-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-168-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-169-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-170-0x0000000004BF0000-0x0000000004BFA000-memory.dmp

Filesize
40KB

Download
memory/2660-171-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-172-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-173-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-174-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-175-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-176-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-177-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-178-0x0000000004CA0000-0x0000000004CB4000-memory.dmp

Filesize
80KB

Download
memory/2660-179-0x0000000007190000-0x000000000722C000-memory.dmp

Filesize
624KB

Download
memory/2660-180-0x0000000004CD0000-0x0000000004CDA000-memory.dmp

Filesize
40KB

Download
memory/2660-181-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-182-0x0000000007260000-0x00000000072C0000-memory.dmp

Filesize
384KB

Download
memory/2660-183-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-184-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-185-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-186-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-240-0x0000000007310000-0x0000000007338000-memory.dmp

Filesize
160KB

Download
memory/2916-318-0x0000000007390000-0x00000000073F6000-memory.dmp

Filesize
408KB

Download
memory/2916-309-0x00000000072D0000-0x00000000072F2000-memory.dmp

Filesize
136KB

Download
memory/2916-337-0x00000000082E0000-0x000000000832B000-memory.dmp

Filesize
300KB

Download
memory/2916-336-0x0000000007BA0000-0x0000000007BBC000-memory.dmp

Filesize
112KB

Download
memory/2916-382-0x0000000009840000-0x00000000098D4000-memory.dmp

Filesize
592KB

Download
memory/2916-585-0x00000000097E0000-0x00000000097FA000-memory.dmp

Filesize
104KB

Download
memory/2916-322-0x0000000007D50000-0x00000000080A0000-memory.dmp

Filesize
3.3MB

Download
memory/2916-315-0x0000000007C00000-0x0000000007C66000-memory.dmp

Filesize
408KB

Download
memory/2916-590-0x00000000097D0000-0x00000000097D8000-memory.dmp

Filesize
32KB

Download
memory/2916-258-0x0000000004970000-0x00000000049A6000-memory.dmp

Filesize
216KB

Download
memory/2916-193-0x0000000000000000-mapping.dmp

Download
memory/2916-272-0x0000000007560000-0x0000000007B88000-memory.dmp

Filesize
6.2MB

Download
memory/2916-350-0x00000000084E0000-0x0000000008556000-memory.dmp

Filesize
472KB

Download
memory/2916-368-0x0000000009330000-0x0000000009363000-memory.dmp

Filesize
204KB

Download
memory/2916-369-0x0000000009310000-0x000000000932E000-memory.dmp

Filesize
120KB

Download
memory/2916-378-0x0000000009470000-0x0000000009515000-memory.dmp

Filesize
660KB

Download
memory/3724-195-0x0000000000000000-mapping.dmp

Download
memory/4208-302-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4208-245-0x00000000004206DE-mapping.dmp

Download
memory/4208-608-0x00000000061C0000-0x0000000006382000-memory.dmp

Filesize
1.8MB

Download