snakekeylogger | 1bd8f3260eef97220ff4fbf88e4e4005832becf5a74742c2bd2fbf542e446972

General

Target

Signed po_000165.exe
Size

1.1MB
MD5

c125d39a5c36ceb3561c38c86c0f74ff
SHA1

ee54939ec90d947049e2be343de7c42f9472df02
SHA256

1bd8f3260eef97220ff4fbf88e4e4005832becf5a74742c2bd2fbf542e446972
SHA512

a5cdd216d6cb680c3415b88c9bc4c2accec6301f6d38c57d81d14bad74c1cfb9b5605b4384f095b3375bb03a90f3591eb5a79900c47defd5e2d5665f8af43d35
SSDEEP

24576:vA5QvV9xxFzUYAMTZ8Mysn3HeFD8UW4Uw6ATp1wUb1QiD:Y5cxD4VCLyk3ev5p6A8x8

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.muktaaspa.com
Port:
587
Username:
inquiry@muktaaspa.com
Password:
%!G&w4007t]O

Signatures

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

Snake Keylogger payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4756-148-0x0000000000400000-0x000000000047C000-memory.dmp	family_snakekeylogger

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

Signed po_000165.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation	Signed po_000165.exe

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:

Signed po_000165.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Signed po_000165.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Signed po_000165.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Signed po_000165.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

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

Processes:

Signed po_000165.exe

description pid process target process

PID 4628 set thread context of 4756 4628 Signed po_000165.exe Signed po_000165.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

4284 schtasks.exe

flow	ioc
64	checkip.dyndns.org

description	pid	process	target process
PID 4628 set thread context of 4756	4628	Signed po_000165.exe	Signed po_000165.exe

pid	process
4284	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

Signed po_000165.exepowershell.exeSigned po_000165.exe

pid	process
4628	Signed po_000165.exe
4628	Signed po_000165.exe
4628	Signed po_000165.exe
4628	Signed po_000165.exe
3080	powershell.exe
4756	Signed po_000165.exe
3080	powershell.exe
4756	Signed po_000165.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Signed po_000165.exepowershell.exeSigned po_000165.exe

description	pid	process
Token: SeDebugPrivilege	4628	Signed po_000165.exe
Token: SeDebugPrivilege	3080	powershell.exe
Token: SeDebugPrivilege	4756	Signed po_000165.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

Signed po_000165.exe

description	pid	process	target process
PID 4628 wrote to memory of 3080	4628	Signed po_000165.exe	powershell.exe
PID 4628 wrote to memory of 3080	4628	Signed po_000165.exe	powershell.exe
PID 4628 wrote to memory of 3080	4628	Signed po_000165.exe	powershell.exe
PID 4628 wrote to memory of 4284	4628	Signed po_000165.exe	schtasks.exe
PID 4628 wrote to memory of 4284	4628	Signed po_000165.exe	schtasks.exe
PID 4628 wrote to memory of 4284	4628	Signed po_000165.exe	schtasks.exe
PID 4628 wrote to memory of 4616	4628	Signed po_000165.exe	Signed po_000165.exe
PID 4628 wrote to memory of 4616	4628	Signed po_000165.exe	Signed po_000165.exe
PID 4628 wrote to memory of 4616	4628	Signed po_000165.exe	Signed po_000165.exe
PID 4628 wrote to memory of 4756	4628	Signed po_000165.exe	Signed po_000165.exe
PID 4628 wrote to memory of 4756	4628	Signed po_000165.exe	Signed po_000165.exe
PID 4628 wrote to memory of 4756	4628	Signed po_000165.exe	Signed po_000165.exe
PID 4628 wrote to memory of 4756	4628	Signed po_000165.exe	Signed po_000165.exe
PID 4628 wrote to memory of 4756	4628	Signed po_000165.exe	Signed po_000165.exe
PID 4628 wrote to memory of 4756	4628	Signed po_000165.exe	Signed po_000165.exe
PID 4628 wrote to memory of 4756	4628	Signed po_000165.exe	Signed po_000165.exe
PID 4628 wrote to memory of 4756	4628	Signed po_000165.exe	Signed po_000165.exe

outlook_office_path 1 IoCs

Processes:

Signed po_000165.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Signed po_000165.exe

outlook_win_path 1 IoCs

Processes:

Signed po_000165.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Signed po_000165.exe

C:\Users\Admin\AppData\Local\Temp\Signed po_000165.exe
"C:\Users\Admin\AppData\Local\Temp\Signed po_000165.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4628

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\FUzeyuwl.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3080

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FUzeyuwl" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3F1C.tmp"
2⤵
- Creates scheduled task(s)
PID:4284

C:\Users\Admin\AppData\Local\Temp\Signed po_000165.exe
"C:\Users\Admin\AppData\Local\Temp\Signed po_000165.exe"
2⤵
PID:4616

C:\Users\Admin\AppData\Local\Temp\Signed po_000165.exe
"C:\Users\Admin\AppData\Local\Temp\Signed po_000165.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4756

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Signed po_000165.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_znc51nko.rjk.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3F1C.tmp
Filesize
1KB

MD5
e18acdf5d5e42788b97465535b8d836f

SHA1
bd874ff8a37ec35fb1b626b124a2dd21709aea15

SHA256
976654c1ce246e3f3b4457b6b6b4ebacd4d0ed9c59fc74dcbddf64ab2f864785

SHA512
e5662506009575f4a4d3ce0062169aea678f70506aff1791707609e9f39e01efd8baa9eb9319cd8fe20d65bdff049a28bb3532d17558a31579f1981ced3f722b

Download Submit
memory/3080-158-0x0000000005B10000-0x0000000005B76000-memory.dmp

Filesize
408KB

Download
memory/3080-146-0x0000000004DD0000-0x0000000004DE0000-memory.dmp

Filesize
64KB

Download
memory/3080-159-0x0000000005BF0000-0x0000000005C56000-memory.dmp

Filesize
408KB

Download
memory/3080-186-0x00000000077F0000-0x00000000077F8000-memory.dmp

Filesize
32KB

Download
memory/3080-185-0x0000000007810000-0x000000000782A000-memory.dmp

Filesize
104KB

Download
memory/3080-145-0x00000000028C0000-0x00000000028F6000-memory.dmp

Filesize
216KB

Download
memory/3080-147-0x0000000005410000-0x0000000005A38000-memory.dmp

Filesize
6.2MB

Download
memory/3080-149-0x0000000004DD0000-0x0000000004DE0000-memory.dmp

Filesize
64KB

Download
memory/3080-184-0x0000000007700000-0x000000000770E000-memory.dmp

Filesize
56KB

Download
memory/3080-169-0x00000000709B0000-0x00000000709FC000-memory.dmp

Filesize
304KB

Download
memory/3080-183-0x0000000007750000-0x00000000077E6000-memory.dmp

Filesize
600KB

Download
memory/3080-152-0x0000000005A70000-0x0000000005A92000-memory.dmp

Filesize
136KB

Download
memory/3080-182-0x0000000007540000-0x000000000754A000-memory.dmp

Filesize
40KB

Download
memory/3080-181-0x00000000074D0000-0x00000000074EA000-memory.dmp

Filesize
104KB

Download
memory/3080-180-0x0000000007B10000-0x000000000818A000-memory.dmp

Filesize
6.5MB

Download
memory/3080-179-0x0000000006780000-0x000000000679E000-memory.dmp

Filesize
120KB

Download
memory/3080-165-0x00000000061C0000-0x00000000061DE000-memory.dmp

Filesize
120KB

Download
memory/3080-166-0x0000000004DD0000-0x0000000004DE0000-memory.dmp

Filesize
64KB

Download
memory/3080-167-0x0000000007180000-0x00000000071B2000-memory.dmp

Filesize
200KB

Download
memory/3080-168-0x000000007FD90000-0x000000007FDA0000-memory.dmp

Filesize
64KB

Download
memory/4628-138-0x0000000004C90000-0x0000000004CA0000-memory.dmp

Filesize
64KB

Download
memory/4628-137-0x0000000004C90000-0x0000000004CA0000-memory.dmp

Filesize
64KB

Download
memory/4628-133-0x0000000000050000-0x000000000016C000-memory.dmp

Filesize
1.1MB

Download
memory/4628-134-0x0000000005020000-0x00000000055C4000-memory.dmp

Filesize
5.6MB

Download
memory/4628-135-0x0000000004B10000-0x0000000004BA2000-memory.dmp

Filesize
584KB

Download
memory/4628-136-0x0000000004BB0000-0x0000000004BBA000-memory.dmp

Filesize
40KB

Download
memory/4628-139-0x00000000065B0000-0x000000000664C000-memory.dmp

Filesize
624KB

Download
memory/4756-189-0x0000000005350000-0x0000000005360000-memory.dmp

Filesize
64KB

Download
memory/4756-148-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/4756-164-0x0000000005350000-0x0000000005360000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads