snakekeylogger | cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da

Analysis

max time kernel
120s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-12-2024 11:25

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General

Target

cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe
Size

715KB
MD5

07a0a5e8a40142d008967397e6262127
SHA1

3b82f1e8dfb20ce349cf78a5e2b150c27516700d
SHA256

cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da
SHA512

dd4a92f7cba7043a64df227cd1474706d675b365ff3623505a1299d66d83449fbfee4f8b2e654a4b6052f127b14a61f30d7072ba4119f0f58c968539f03005e8
SSDEEP

12288:2CMR7e1amGg9n2LJEM7KtwMP/hgo69K/Hk0tE/Howy9EXX+5LkR:4ev2LGtwMB6EHc/HowFOY

Score

10^/10

snakekeylogger collection discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.dap.vn
Port:
587
Username:
[email protected]
Password:
KhAnh110886
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/940-33-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
540	powershell.exe

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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.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
19	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4172 set thread context of 940	4172	cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe	100

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
4972	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
540	powershell.exe
540	powershell.exe
940	vbc.exe
940	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	540	powershell.exe
Token: SeDebugPrivilege	940	vbc.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4172 wrote to memory of 540	4172	cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe	96
PID 4172 wrote to memory of 540	4172	cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe	96
PID 4172 wrote to memory of 540	4172	cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe	96
PID 4172 wrote to memory of 4972	4172	cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe	98
PID 4172 wrote to memory of 4972	4172	cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe	98
PID 4172 wrote to memory of 4972	4172	cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe	98
PID 4172 wrote to memory of 940	4172	cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe	100
PID 4172 wrote to memory of 940	4172	cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe	100
PID 4172 wrote to memory of 940	4172	cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe	100
PID 4172 wrote to memory of 940	4172	cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe	100
PID 4172 wrote to memory of 940	4172	cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe	100
PID 4172 wrote to memory of 940	4172	cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe	100
PID 4172 wrote to memory of 940	4172	cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe	100
PID 4172 wrote to memory of 940	4172	cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe	100

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

C:\Users\Admin\AppData\Local\Temp\cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe
"C:\Users\Admin\AppData\Local\Temp\cc5673129fc136b3470b07c114bac777daa92fa71a19277f8a2bdcdc99cc92da.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4172
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ZxvvdKxPYjZoi.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:540
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZxvvdKxPYjZoi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF1F1.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4972
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:940

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_55isyupo.ed0.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF1F1.tmp

Filesize
1KB

MD5
83a7661869a1fdd202014641ef8e8b04

SHA1
5008a434d10a810b940630e30134aeee7e40309d

SHA256
d4a9ff99da1e996ea4f70fa692014defa5a5afde54a90c6d215861edf1e66e67

SHA512
0d8c71fa36f41b5e7d3ac5598d47bc9689c30626234f0dde7b3f9c1f16ef6872e03ff4ba8fc59d9f40a25aad7764d6087f59513cc8d69d5a0e0e7ce7e1aad706

Download Submit
memory/540-16-0x0000000005180000-0x00000000051B6000-memory.dmp

Filesize
216KB

Download
memory/540-36-0x0000000006740000-0x000000000675E000-memory.dmp

Filesize
120KB

Download
memory/540-58-0x0000000007CA0000-0x0000000007CB4000-memory.dmp

Filesize
80KB

Download
memory/540-57-0x0000000007C90000-0x0000000007C9E000-memory.dmp

Filesize
56KB

Download
memory/540-56-0x0000000007C60000-0x0000000007C71000-memory.dmp

Filesize
68KB

Download
memory/540-55-0x0000000007CE0000-0x0000000007D76000-memory.dmp

Filesize
600KB

Download
memory/540-54-0x0000000007AD0000-0x0000000007ADA000-memory.dmp

Filesize
40KB

Download
memory/540-52-0x00000000080A0000-0x000000000871A000-memory.dmp

Filesize
6.5MB

Download
memory/540-53-0x0000000007A60000-0x0000000007A7A000-memory.dmp

Filesize
104KB

Download
memory/540-51-0x0000000007970000-0x0000000007A13000-memory.dmp

Filesize
652KB

Download
memory/540-40-0x000000006F780000-0x000000006F7CC000-memory.dmp

Filesize
304KB

Download
memory/540-59-0x0000000007DA0000-0x0000000007DBA000-memory.dmp

Filesize
104KB

Download
memory/540-20-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/540-18-0x00000000058C0000-0x0000000005EE8000-memory.dmp

Filesize
6.2MB

Download
memory/540-60-0x0000000007D80000-0x0000000007D88000-memory.dmp

Filesize
32KB

Download
memory/540-22-0x0000000006050000-0x00000000060B6000-memory.dmp

Filesize
408KB

Download
memory/540-23-0x00000000060C0000-0x0000000006126000-memory.dmp

Filesize
408KB

Download
memory/540-21-0x0000000005FB0000-0x0000000005FD2000-memory.dmp

Filesize
136KB

Download
memory/540-50-0x0000000006CF0000-0x0000000006D0E000-memory.dmp

Filesize
120KB

Download
memory/540-34-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/540-63-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/540-17-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/540-37-0x00000000067D0000-0x000000000681C000-memory.dmp

Filesize
304KB

Download
memory/540-39-0x0000000007730000-0x0000000007762000-memory.dmp

Filesize
200KB

Download
memory/940-33-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/940-64-0x00000000064E0000-0x0000000006530000-memory.dmp

Filesize
320KB

Download
memory/940-65-0x0000000006700000-0x00000000068C2000-memory.dmp

Filesize
1.8MB

Download
memory/4172-7-0x0000000005BC0000-0x0000000005C5C000-memory.dmp

Filesize
624KB

Download
memory/4172-10-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/4172-9-0x000000007483E000-0x000000007483F000-memory.dmp

Filesize
4KB

Download
memory/4172-8-0x0000000006690000-0x00000000066AE000-memory.dmp

Filesize
120KB

Download
memory/4172-38-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/4172-6-0x00000000053D0000-0x00000000053DA000-memory.dmp

Filesize
40KB

Download
memory/4172-5-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/4172-4-0x0000000005040000-0x0000000005394000-memory.dmp

Filesize
3.3MB

Download
memory/4172-3-0x0000000004EA0000-0x0000000004F32000-memory.dmp

Filesize
584KB

Download
memory/4172-2-0x0000000005520000-0x0000000005AC4000-memory.dmp

Filesize
5.6MB

Download
memory/4172-1-0x0000000000400000-0x00000000004B6000-memory.dmp

Filesize
728KB

Download
memory/4172-11-0x0000000006980000-0x00000000069EC000-memory.dmp

Filesize
432KB

Download
memory/4172-0-0x000000007483E000-0x000000007483F000-memory.dmp

Filesize
4KB

Download