snakekeylogger | 40713f300e2694a2f2e99d63fb94b1cd3d8cc01c33a801256103fcda45f94717

Analysis

max time kernel
134s
max time network
177s
platform
windows7_x64
resource
win7v20210408
submitted
13-05-2021 21:57

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General

Target

Scan_018819.exe
Size

1.0MB
MD5

64325f0e08a364425cb97715a58457af
SHA1

1f2efb3e59fc7120d00c282629eeda230c415a15
SHA256

3a11e93d6c4a21ff966d34fd500c81e69ecd4b63d6906623d3b37ecf4d60bebd
SHA512

ccc2ee4bc6c143d5b59c4a6732de75450d4712b95e2e9db3c815a9f4c78f83761a45e711cfd8843fa8fe7fc8d4d3dfafb1f8b04bc4e3e0363da71a3b8a6c61ca

Score

10^/10

snakekeylogger keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
smtp.netalkar.co.in
Port:
587
Username:
[email protected]
Password:
sih70111

Signatures

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

Snake Keylogger Payload 3 IoCs

Processes:

resource	yara_rule
behavioral19/memory/384-66-0x000000000046441E-mapping.dmp	family_snakekeylogger
behavioral19/memory/384-65-0x0000000000400000-0x000000000046A000-memory.dmp	family_snakekeylogger
behavioral19/memory/384-67-0x0000000000400000-0x000000000046A000-memory.dmp	family_snakekeylogger

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 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

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

Processes:

Scan_018819.exe

description pid process target process

PID 1656 set thread context of 384 1656 Scan_018819.exe Scan_018819.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1824 384 WerFault.exe Scan_018819.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

Scan_018819.exeWerFault.exe

pid process

384 Scan_018819.exe
1824 WerFault.exe
1824 WerFault.exe
1824 WerFault.exe
1824 WerFault.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Scan_018819.exeWerFault.exe

description pid process

Token: SeDebugPrivilege 384 Scan_018819.exe
Token: SeDebugPrivilege 1824 WerFault.exe

flow	ioc
6	checkip.dyndns.org

description	pid	process	target process
PID 1656 set thread context of 384	1656	Scan_018819.exe	Scan_018819.exe

pid	pid_target	process	target process
1824	384	WerFault.exe	Scan_018819.exe

pid	process
384	Scan_018819.exe
1824	WerFault.exe
1824	WerFault.exe
1824	WerFault.exe
1824	WerFault.exe

description	pid	process
Token: SeDebugPrivilege	384	Scan_018819.exe
Token: SeDebugPrivilege	1824	WerFault.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Scan_018819.exeScan_018819.exe

description	pid	process	target process
PID 1656 wrote to memory of 384	1656	Scan_018819.exe	Scan_018819.exe
PID 1656 wrote to memory of 384	1656	Scan_018819.exe	Scan_018819.exe
PID 1656 wrote to memory of 384	1656	Scan_018819.exe	Scan_018819.exe
PID 1656 wrote to memory of 384	1656	Scan_018819.exe	Scan_018819.exe
PID 1656 wrote to memory of 384	1656	Scan_018819.exe	Scan_018819.exe
PID 1656 wrote to memory of 384	1656	Scan_018819.exe	Scan_018819.exe
PID 1656 wrote to memory of 384	1656	Scan_018819.exe	Scan_018819.exe
PID 1656 wrote to memory of 384	1656	Scan_018819.exe	Scan_018819.exe
PID 1656 wrote to memory of 384	1656	Scan_018819.exe	Scan_018819.exe
PID 384 wrote to memory of 1824	384	Scan_018819.exe	WerFault.exe
PID 384 wrote to memory of 1824	384	Scan_018819.exe	WerFault.exe
PID 384 wrote to memory of 1824	384	Scan_018819.exe	WerFault.exe
PID 384 wrote to memory of 1824	384	Scan_018819.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\Scan_018819.exe
"C:\Users\Admin\AppData\Local\Temp\Scan_018819.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1656

C:\Users\Admin\AppData\Local\Temp\Scan_018819.exe
"C:\Users\Admin\AppData\Local\Temp\Scan_018819.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 384 -s 1088
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1824

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/384-66-0x000000000046441E-mapping.dmp

Download
memory/384-65-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/384-67-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/384-69-0x0000000004C00000-0x0000000004C01000-memory.dmp

Filesize
4KB

Download
memory/1656-59-0x0000000000970000-0x0000000000971000-memory.dmp

Filesize
4KB

Download
memory/1656-61-0x0000000004E90000-0x0000000004E91000-memory.dmp

Filesize
4KB

Download
memory/1656-62-0x0000000000440000-0x000000000044E000-memory.dmp

Filesize
56KB

Download
memory/1656-63-0x0000000005230000-0x00000000052A3000-memory.dmp

Filesize
460KB

Download
memory/1656-64-0x00000000052B0000-0x000000000531D000-memory.dmp

Filesize
436KB

Download
memory/1824-70-0x0000000000000000-mapping.dmp

Download
memory/1824-71-0x00000000004A0000-0x00000000004A1000-memory.dmp

Filesize
4KB

Download