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
134s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
01-02-2023 16:57

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General

Target

e1cf59372694c7d46d84d0139b40d41b.exe
Size

874KB
MD5

e1cf59372694c7d46d84d0139b40d41b
SHA1

d98fe7072196e71d5cb8388a7f6d62344ab382d9
SHA256

cd8be35dfd9e75a60f5f1aa9b9504823b887533f220617e65244eb9d8a0f8acf
SHA512

d95e2feb5062ab08168b62f0bd491d393aa02994b27aa3830fdc3c7de3f25460e03ea1e87837935e634634c68797689a637e0dea4560e700c1cd974d7f9cfac9
SSDEEP

12288:GWcoiHoylpLYR7aV0Hp615ExN0nmjkYIZsiSbHRry5rWeh3ih9HeA6RYcJbezuyc:GNoizkO0Hp5JyZAbHReBYTf6RBo

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
kV$bSqJ1 daniel

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral26/memory/2412-142-0x0000000000400000-0x0000000000426000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	e1cf59372694c7d46d84d0139b40d41b.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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e1cf59372694c7d46d84d0139b40d41b.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e1cf59372694c7d46d84d0139b40d41b.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e1cf59372694c7d46d84d0139b40d41b.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.

flow	ioc
51	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2988 set thread context of 2412	2988	e1cf59372694c7d46d84d0139b40d41b.exe	93

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

pid	Process
3456	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2988	e1cf59372694c7d46d84d0139b40d41b.exe
2988	e1cf59372694c7d46d84d0139b40d41b.exe
2412	e1cf59372694c7d46d84d0139b40d41b.exe
3180	powershell.exe
2412	e1cf59372694c7d46d84d0139b40d41b.exe
3180	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2988	e1cf59372694c7d46d84d0139b40d41b.exe
Token: SeDebugPrivilege	2412	e1cf59372694c7d46d84d0139b40d41b.exe
Token: SeDebugPrivilege	3180	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2988 wrote to memory of 3180	2988	e1cf59372694c7d46d84d0139b40d41b.exe	89
PID 2988 wrote to memory of 3180	2988	e1cf59372694c7d46d84d0139b40d41b.exe	89
PID 2988 wrote to memory of 3180	2988	e1cf59372694c7d46d84d0139b40d41b.exe	89
PID 2988 wrote to memory of 3456	2988	e1cf59372694c7d46d84d0139b40d41b.exe	91
PID 2988 wrote to memory of 3456	2988	e1cf59372694c7d46d84d0139b40d41b.exe	91
PID 2988 wrote to memory of 3456	2988	e1cf59372694c7d46d84d0139b40d41b.exe	91
PID 2988 wrote to memory of 2412	2988	e1cf59372694c7d46d84d0139b40d41b.exe	93
PID 2988 wrote to memory of 2412	2988	e1cf59372694c7d46d84d0139b40d41b.exe	93
PID 2988 wrote to memory of 2412	2988	e1cf59372694c7d46d84d0139b40d41b.exe	93
PID 2988 wrote to memory of 2412	2988	e1cf59372694c7d46d84d0139b40d41b.exe	93
PID 2988 wrote to memory of 2412	2988	e1cf59372694c7d46d84d0139b40d41b.exe	93
PID 2988 wrote to memory of 2412	2988	e1cf59372694c7d46d84d0139b40d41b.exe	93
PID 2988 wrote to memory of 2412	2988	e1cf59372694c7d46d84d0139b40d41b.exe	93
PID 2988 wrote to memory of 2412	2988	e1cf59372694c7d46d84d0139b40d41b.exe	93

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e1cf59372694c7d46d84d0139b40d41b.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e1cf59372694c7d46d84d0139b40d41b.exe

C:\Users\Admin\AppData\Local\Temp\e1cf59372694c7d46d84d0139b40d41b.exe
"C:\Users\Admin\AppData\Local\Temp\e1cf59372694c7d46d84d0139b40d41b.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2988
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QdpKtuLDI.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3180
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QdpKtuLDI" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2E82.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:3456
- C:\Users\Admin\AppData\Local\Temp\e1cf59372694c7d46d84d0139b40d41b.exe
  "C:\Users\Admin\AppData\Local\Temp\e1cf59372694c7d46d84d0139b40d41b.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2412

Network

MITRE ATT&CK Enterprise 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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp2E82.tmp

Filesize
1KB

MD5
b568e6c5b5de87b5e9c0289bf0c6186b

SHA1
fc7feba935ca170fd803ade329e140983766dc08

SHA256
3dab85f754212345ce6f1ab2ad73d0128245ea0f7ba39dd4c59b4c1daff4142b

SHA512
bea8b0f5b03ae6fc5ba5f34644126ceba014f5a43afdfb6c42f0c3360021fcaf84c4db9a1ad03e3b2917c985f8628422582cd6212f7dbddee6e4d8935b6d6e71

Download Submit
memory/2412-158-0x0000000006D10000-0x0000000006ED2000-memory.dmp

Filesize
1.8MB

Download
memory/2412-142-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2988-133-0x0000000005590000-0x0000000005B34000-memory.dmp

Filesize
5.6MB

Download
memory/2988-134-0x0000000004FE0000-0x0000000005072000-memory.dmp

Filesize
584KB

Download
memory/2988-135-0x0000000004FA0000-0x0000000004FAA000-memory.dmp

Filesize
40KB

Download
memory/2988-136-0x0000000008B50000-0x0000000008BEC000-memory.dmp

Filesize
624KB

Download
memory/2988-132-0x0000000000510000-0x00000000005F2000-memory.dmp

Filesize
904KB

Download
memory/3180-150-0x0000000006600000-0x000000000661E000-memory.dmp

Filesize
120KB

Download
memory/3180-154-0x00000000075D0000-0x0000000007666000-memory.dmp

Filesize
600KB

Download
memory/3180-143-0x0000000005220000-0x0000000005848000-memory.dmp

Filesize
6.2MB

Download
memory/3180-144-0x0000000004F80000-0x0000000004FA2000-memory.dmp

Filesize
136KB

Download
memory/3180-145-0x0000000005850000-0x00000000058B6000-memory.dmp

Filesize
408KB

Download
memory/3180-146-0x00000000059C0000-0x0000000005A26000-memory.dmp

Filesize
408KB

Download
memory/3180-147-0x0000000006050000-0x000000000606E000-memory.dmp

Filesize
120KB

Download
memory/3180-148-0x0000000006FF0000-0x0000000007022000-memory.dmp

Filesize
200KB

Download
memory/3180-149-0x0000000070C60000-0x0000000070CAC000-memory.dmp

Filesize
304KB

Download
memory/3180-151-0x0000000007990000-0x000000000800A000-memory.dmp

Filesize
6.5MB

Download
memory/3180-152-0x0000000007350000-0x000000000736A000-memory.dmp

Filesize
104KB

Download
memory/3180-153-0x00000000073C0000-0x00000000073CA000-memory.dmp

Filesize
40KB

Download
memory/3180-140-0x0000000002740000-0x0000000002776000-memory.dmp

Filesize
216KB

Download
memory/3180-155-0x0000000007580000-0x000000000758E000-memory.dmp

Filesize
56KB

Download
memory/3180-156-0x0000000007690000-0x00000000076AA000-memory.dmp

Filesize
104KB

Download
memory/3180-157-0x0000000007670000-0x0000000007678000-memory.dmp

Filesize
32KB

Download