snakekeylogger | cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad

Analysis

max time kernel
122s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-10-2024 10:27

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General

Target

cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
Size

543KB
MD5

94127a1ca4898c0e04e79ecea0e05b50
SHA1

ea69723e32956765d179fbe60cf2221d6d35c679
SHA256

cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad
SHA512

0a1739e0b3381fde73438e3bb7cf395233d0b19efb74c7c39fed3b5261128cec8d13eb925ca3de3ecbc1a274b524552b607068b2c5418deda615066f4a577257
SSDEEP

12288:rOSf8bQbp898xpDVO0j/Zljlx91d1q9jt0p0oIR1PhY:rOIpTpDo0zvhT1d1q9jtQ1IRQ

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3212-45-0x0000000000400000-0x0000000000426000-memory.dmp	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
220	powershell.exe
1428	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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe

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
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.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
18	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1044 set thread context of 3212	1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	92

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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.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
4396	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
1428	powershell.exe
220	powershell.exe
1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
1428	powershell.exe
3212	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
220	powershell.exe
3212	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
Token: SeDebugPrivilege	1428	powershell.exe
Token: SeDebugPrivilege	220	powershell.exe
Token: SeDebugPrivilege	3212	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1044 wrote to memory of 1428	1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	86
PID 1044 wrote to memory of 1428	1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	86
PID 1044 wrote to memory of 1428	1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	86
PID 1044 wrote to memory of 220	1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	88
PID 1044 wrote to memory of 220	1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	88
PID 1044 wrote to memory of 220	1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	88
PID 1044 wrote to memory of 4396	1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	89
PID 1044 wrote to memory of 4396	1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	89
PID 1044 wrote to memory of 4396	1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	89
PID 1044 wrote to memory of 3212	1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	92
PID 1044 wrote to memory of 3212	1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	92
PID 1044 wrote to memory of 3212	1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	92
PID 1044 wrote to memory of 3212	1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	92
PID 1044 wrote to memory of 3212	1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	92
PID 1044 wrote to memory of 3212	1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	92
PID 1044 wrote to memory of 3212	1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	92
PID 1044 wrote to memory of 3212	1044	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe	92

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe

C:\Users\Admin\AppData\Local\Temp\cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
"C:\Users\Admin\AppData\Local\Temp\cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.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:1044
- 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\cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1428
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\LcTZHeZxiLw.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:220
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LcTZHeZxiLw" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBCF7.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4396
- C:\Users\Admin\AppData\Local\Temp\cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe
  "C:\Users\Admin\AppData\Local\Temp\cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.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:3212

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

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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\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
bdf7e956490913a83df6169784ba2bb6

SHA1
83fd0bb1b26db2e9634819b474c24b7486b99f13

SHA256
f4cbe555b8bb859f05db818c8a78f65d0e7d5443f02ef228ba8224398826f896

SHA512
367209abbfd0dfa5c67d4eed076934a011662bb6a7cf254655af1787bdcd6b0e96a2b8e1359c580d1f9e1417d13a38960c1cf5a7f8b8f21d8bf8fa6f8fba98a4

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_b2wnby0x.dpf.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpBCF7.tmp

Filesize
1KB

MD5
19e6a421e59173c112eb6dc8ac52bd6c

SHA1
fe67a2d9f994ae837e65639fa40d4a74638bd19f

SHA256
7fd678ac0cb445c6d3d94df3d1149e387c32fc506bd6f68c3f39dd4a64c09e78

SHA512
df282ddfc86d72d89a75892c5e2d2ed659d36f3122becda433936c385cae419b4f42baa53a7cb38e49c063f630781a0cee6aa357a5b3ddb7432a7f949f7c160c

Download Submit
memory/220-52-0x0000000071600000-0x000000007164C000-memory.dmp

Filesize
304KB

Download
memory/220-76-0x0000000007840000-0x00000000078D6000-memory.dmp

Filesize
600KB

Download
memory/220-19-0x0000000074E20000-0x00000000755D0000-memory.dmp

Filesize
7.7MB

Download
memory/220-74-0x00000000075C0000-0x00000000075DA000-memory.dmp

Filesize
104KB

Download
memory/220-73-0x0000000007C00000-0x000000000827A000-memory.dmp

Filesize
6.5MB

Download
memory/220-77-0x00000000077C0000-0x00000000077D1000-memory.dmp

Filesize
68KB

Download
memory/220-21-0x0000000074E20000-0x00000000755D0000-memory.dmp

Filesize
7.7MB

Download
memory/220-88-0x0000000074E20000-0x00000000755D0000-memory.dmp

Filesize
7.7MB

Download
memory/220-80-0x0000000007900000-0x000000000791A000-memory.dmp

Filesize
104KB

Download
memory/220-50-0x0000000006860000-0x0000000006892000-memory.dmp

Filesize
200KB

Download
memory/220-71-0x0000000007280000-0x000000000729E000-memory.dmp

Filesize
120KB

Download
memory/1044-6-0x0000000006E70000-0x0000000006E82000-memory.dmp

Filesize
72KB

Download
memory/1044-0-0x0000000074E2E000-0x0000000074E2F000-memory.dmp

Filesize
4KB

Download
memory/1044-10-0x0000000009F30000-0x0000000009FCC000-memory.dmp

Filesize
624KB

Download
memory/1044-9-0x0000000007810000-0x0000000007878000-memory.dmp

Filesize
416KB

Download
memory/1044-8-0x0000000074E20000-0x00000000755D0000-memory.dmp

Filesize
7.7MB

Download
memory/1044-7-0x0000000074E2E000-0x0000000074E2F000-memory.dmp

Filesize
4KB

Download
memory/1044-5-0x0000000005A60000-0x0000000005A6A000-memory.dmp

Filesize
40KB

Download
memory/1044-4-0x0000000074E20000-0x00000000755D0000-memory.dmp

Filesize
7.7MB

Download
memory/1044-3-0x00000000058C0000-0x0000000005952000-memory.dmp

Filesize
584KB

Download
memory/1044-2-0x0000000005E70000-0x0000000006414000-memory.dmp

Filesize
5.6MB

Download
memory/1044-47-0x0000000074E20000-0x00000000755D0000-memory.dmp

Filesize
7.7MB

Download
memory/1044-1-0x0000000000E20000-0x0000000000EAE000-memory.dmp

Filesize
568KB

Download
memory/1428-16-0x0000000074E20000-0x00000000755D0000-memory.dmp

Filesize
7.7MB

Download
memory/1428-78-0x0000000007BD0000-0x0000000007BDE000-memory.dmp

Filesize
56KB

Download
memory/1428-51-0x0000000071600000-0x000000007164C000-memory.dmp

Filesize
304KB

Download
memory/1428-48-0x0000000006680000-0x000000000669E000-memory.dmp

Filesize
120KB

Download
memory/1428-24-0x0000000005FA0000-0x0000000006006000-memory.dmp

Filesize
408KB

Download
memory/1428-72-0x00000000076A0000-0x0000000007743000-memory.dmp

Filesize
652KB

Download
memory/1428-43-0x0000000006180000-0x00000000064D4000-memory.dmp

Filesize
3.3MB

Download
memory/1428-15-0x00000000050A0000-0x00000000050D6000-memory.dmp

Filesize
216KB

Download
memory/1428-75-0x0000000007A10000-0x0000000007A1A000-memory.dmp

Filesize
40KB

Download
memory/1428-25-0x0000000006010000-0x0000000006076000-memory.dmp

Filesize
408KB

Download
memory/1428-23-0x0000000005F00000-0x0000000005F22000-memory.dmp

Filesize
136KB

Download
memory/1428-49-0x0000000006710000-0x000000000675C000-memory.dmp

Filesize
304KB

Download
memory/1428-79-0x0000000007BE0000-0x0000000007BF4000-memory.dmp

Filesize
80KB

Download
memory/1428-20-0x0000000074E20000-0x00000000755D0000-memory.dmp

Filesize
7.7MB

Download
memory/1428-81-0x0000000007CC0000-0x0000000007CC8000-memory.dmp

Filesize
32KB

Download
memory/1428-18-0x0000000074E20000-0x00000000755D0000-memory.dmp

Filesize
7.7MB

Download
memory/1428-17-0x00000000057D0000-0x0000000005DF8000-memory.dmp

Filesize
6.2MB

Download
memory/1428-87-0x0000000074E20000-0x00000000755D0000-memory.dmp

Filesize
7.7MB

Download
memory/3212-45-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3212-89-0x0000000006510000-0x0000000006560000-memory.dmp

Filesize
320KB

Download
memory/3212-90-0x0000000006730000-0x00000000068F2000-memory.dmp

Filesize
1.8MB

Download