snakekeylogger | 4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2

Analysis

max time kernel
118s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-11-2024 02:35

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General

Target

4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe
Size

711KB
MD5

6ccd423abcf6bb68539f4c70419d6fc3
SHA1

450d3110f5eca86f20823b61a4ef43fe5f35edd4
SHA256

4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2
SHA512

7fc9ac53ab49470c812155ab184bb2e260de2b618492a8cfc507a7520a331327bdd553a639201da085324d8f2bbe8c9e9b20b4528f3b2e5f9aece323ad47d196
SSDEEP

12288:eEEH0GapWzLehoBHUsu4xifZ6R6auv2VLEN714g2OkvqHbFweV:XEH4pBhtHhm61uLEN7urSbFwe

Score

10^/10

snakekeylogger collection discovery execution keylogger stealer

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
50.31.176.103
Port:
21
Username:
[email protected]
Password:
HW=f09RQ-BL1

Extracted

Family

snakekeylogger

Credentials

Protocol: ftp
Host:
ftp://50.31.176.103/
Port:
21
Username:
[email protected]
Password:
HW=f09RQ-BL1

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/5032-47-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
4892	powershell.exe
904	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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.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
20	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3768 set thread context of 5032	3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	104

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 5 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
3932	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe
4892	powershell.exe
904	powershell.exe
4892	powershell.exe
3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe
5032	MSBuild.exe
904	powershell.exe
5032	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe
Token: SeDebugPrivilege	4892	powershell.exe
Token: SeDebugPrivilege	904	powershell.exe
Token: SeDebugPrivilege	5032	MSBuild.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3768 wrote to memory of 4892	3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	98
PID 3768 wrote to memory of 4892	3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	98
PID 3768 wrote to memory of 4892	3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	98
PID 3768 wrote to memory of 904	3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	100
PID 3768 wrote to memory of 904	3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	100
PID 3768 wrote to memory of 904	3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	100
PID 3768 wrote to memory of 3932	3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	102
PID 3768 wrote to memory of 3932	3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	102
PID 3768 wrote to memory of 3932	3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	102
PID 3768 wrote to memory of 5032	3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	104
PID 3768 wrote to memory of 5032	3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	104
PID 3768 wrote to memory of 5032	3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	104
PID 3768 wrote to memory of 5032	3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	104
PID 3768 wrote to memory of 5032	3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	104
PID 3768 wrote to memory of 5032	3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	104
PID 3768 wrote to memory of 5032	3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	104
PID 3768 wrote to memory of 5032	3768	4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe	104

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe
"C:\Users\Admin\AppData\Local\Temp\4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3768
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\4bec8930b1157e64e7d785c62f4fcc4d5d144daeb954144ee3f3a5648820a9a2.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4892
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\HaNkyQWPIIzrnC.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:904
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HaNkyQWPIIzrnC" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD726.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3932
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.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:5032

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\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
c3ba1ab4fee5db73cf8081b1e661c78c

SHA1
fbfff577cb0c0a3d27c6024615bd7495f1ff142a

SHA256
7e2e4f26d7dc4d68690c53f9fd1f69f630a3a5e1cc0b1a5b294fdac6e68d27e5

SHA512
6e245b7d235b81f608ef53db6c454f48d5921d7874961feda775cd4104f0571ccb231e80cd2beccd3a3280cde952d85cb14a154c4138fadb108f56808231bcd5

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rnvye4bw.1pu.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD726.tmp

Filesize
1KB

MD5
b242491e93919f2daa95c7dc8c6bf402

SHA1
ede36b6a403d7c8ee59537547b97fbedf73175ac

SHA256
02f9bd90efbcdeda0200b7431c4d75679e44bfdd50a2067f6fce22445b558741

SHA512
58119c794b2d2fc59f2dde1f2643639220d062f5ac5bb63449a39e8974d05de9bed5eaa54a2b81c578a3c09a23f4408ef1fb8746d399b08593a6c92f912b7086

Download Submit
memory/904-77-0x00000000070F0000-0x00000000070FA000-memory.dmp

Filesize
40KB

Download
memory/904-63-0x0000000006F10000-0x0000000006F2E000-memory.dmp

Filesize
120KB

Download
memory/904-53-0x000000006F8A0000-0x000000006F8EC000-memory.dmp

Filesize
304KB

Download
memory/904-46-0x0000000074B80000-0x0000000075330000-memory.dmp

Filesize
7.7MB

Download
memory/904-45-0x0000000074B80000-0x0000000075330000-memory.dmp

Filesize
7.7MB

Download
memory/904-44-0x0000000074B80000-0x0000000075330000-memory.dmp

Filesize
7.7MB

Download
memory/904-52-0x0000000006ED0000-0x0000000006F02000-memory.dmp

Filesize
200KB

Download
memory/904-74-0x0000000006F40000-0x0000000006FE3000-memory.dmp

Filesize
652KB

Download
memory/904-89-0x0000000074B80000-0x0000000075330000-memory.dmp

Filesize
7.7MB

Download
memory/904-75-0x00000000076C0000-0x0000000007D3A000-memory.dmp

Filesize
6.5MB

Download
memory/904-80-0x00000000072B0000-0x00000000072BE000-memory.dmp

Filesize
56KB

Download
memory/3768-4-0x0000000005260000-0x000000000526A000-memory.dmp

Filesize
40KB

Download
memory/3768-5-0x0000000074B80000-0x0000000075330000-memory.dmp

Filesize
7.7MB

Download
memory/3768-0-0x0000000074B8E000-0x0000000074B8F000-memory.dmp

Filesize
4KB

Download
memory/3768-1-0x00000000007D0000-0x0000000000888000-memory.dmp

Filesize
736KB

Download
memory/3768-11-0x0000000000F80000-0x0000000000FE8000-memory.dmp

Filesize
416KB

Download
memory/3768-10-0x0000000074B80000-0x0000000075330000-memory.dmp

Filesize
7.7MB

Download
memory/3768-2-0x0000000005900000-0x0000000005EA4000-memory.dmp

Filesize
5.6MB

Download
memory/3768-3-0x0000000005280000-0x0000000005312000-memory.dmp

Filesize
584KB

Download
memory/3768-9-0x0000000074B8E000-0x0000000074B8F000-memory.dmp

Filesize
4KB

Download
memory/3768-8-0x00000000058B0000-0x00000000058CC000-memory.dmp

Filesize
112KB

Download
memory/3768-7-0x0000000006C20000-0x0000000006CD0000-memory.dmp

Filesize
704KB

Download
memory/3768-51-0x0000000074B80000-0x0000000075330000-memory.dmp

Filesize
7.7MB

Download
memory/3768-6-0x00000000055D0000-0x000000000566C000-memory.dmp

Filesize
624KB

Download
memory/4892-78-0x00000000070E0000-0x0000000007176000-memory.dmp

Filesize
600KB

Download
memory/4892-79-0x0000000007060000-0x0000000007071000-memory.dmp

Filesize
68KB

Download
memory/4892-23-0x0000000005560000-0x00000000058B4000-memory.dmp

Filesize
3.3MB

Download
memory/4892-49-0x0000000005B40000-0x0000000005B5E000-memory.dmp

Filesize
120KB

Download
memory/4892-16-0x0000000002220000-0x0000000002256000-memory.dmp

Filesize
216KB

Download
memory/4892-24-0x0000000074B80000-0x0000000075330000-memory.dmp

Filesize
7.7MB

Download
memory/4892-64-0x000000006F8A0000-0x000000006F8EC000-memory.dmp

Filesize
304KB

Download
memory/4892-22-0x00000000054F0000-0x0000000005556000-memory.dmp

Filesize
408KB

Download
memory/4892-76-0x0000000006E60000-0x0000000006E7A000-memory.dmp

Filesize
104KB

Download
memory/4892-19-0x0000000004B80000-0x0000000004BA2000-memory.dmp

Filesize
136KB

Download
memory/4892-20-0x00000000052D0000-0x0000000005336000-memory.dmp

Filesize
408KB

Download
memory/4892-50-0x0000000006110000-0x000000000615C000-memory.dmp

Filesize
304KB

Download
memory/4892-21-0x0000000074B80000-0x0000000075330000-memory.dmp

Filesize
7.7MB

Download
memory/4892-81-0x00000000070A0000-0x00000000070B4000-memory.dmp

Filesize
80KB

Download
memory/4892-82-0x00000000071A0000-0x00000000071BA000-memory.dmp

Filesize
104KB

Download
memory/4892-83-0x0000000007180000-0x0000000007188000-memory.dmp

Filesize
32KB

Download
memory/4892-17-0x0000000074B80000-0x0000000075330000-memory.dmp

Filesize
7.7MB

Download
memory/4892-18-0x0000000004CA0000-0x00000000052C8000-memory.dmp

Filesize
6.2MB

Download
memory/4892-90-0x0000000074B80000-0x0000000075330000-memory.dmp

Filesize
7.7MB

Download
memory/5032-47-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/5032-91-0x00000000060C0000-0x0000000006110000-memory.dmp

Filesize
320KB

Download
memory/5032-92-0x00000000062E0000-0x00000000064A2000-memory.dmp

Filesize
1.8MB

Download