snakekeylogger | ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826

Analysis

max time kernel
149s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-11-2024 05:52

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General

Target

ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826.exe
Size

896KB
MD5

826bb522c1f84180fc5c919cfbaba188
SHA1

2453ebbbd8f774a7c1ad8fe1fcca8890a6174743
SHA256

ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826
SHA512

628a95c15d19c048654299ad171412bd9350e4c24790eb5f3e61bb09bb6522b8368c7183bc1229af708a776b9a55712e32702a7159b5904e72afa68dee705298
SSDEEP

12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QLoehurbKNfnOUH9Yrm26VzgvPwmwh:ffmMv6Ckr7Mny5QLoEu+fzWP6lmK

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

https://scratchdreams.tk

Signatures

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

Snake Keylogger payload 34 IoCs

resource	yara_rule
behavioral2/memory/5060-33-0x0000000005340000-0x000000000537A000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-35-0x0000000005400000-0x0000000005438000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-49-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-83-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-97-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-96-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-93-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-91-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-89-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-87-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-86-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-81-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-80-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-77-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-75-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-73-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-71-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-67-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-65-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-63-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-61-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-59-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-57-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-55-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-69-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-53-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-51-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-47-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-45-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-43-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-41-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-40-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-37-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger
behavioral2/memory/5060-36-0x0000000005400000-0x0000000005433000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\underbalance.vbs	underbalance.exe

Executes dropped EXE 3 IoCs

pid	Process
1060	underbalance.exe
4808	underbalance.exe
2704	underbalance.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\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
22	checkip.dyndns.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x0002000000022ab7-8.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2704 set thread context of 5060	2704	underbalance.exe	94

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 5 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	underbalance.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	underbalance.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	underbalance.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5060	RegSvcs.exe
5060	RegSvcs.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
1060	underbalance.exe
4808	underbalance.exe
2704	underbalance.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5060	RegSvcs.exe

Suspicious use of FindShellTrayWindow 8 IoCs

pid	Process
2580	ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826.exe
2580	ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826.exe
1060	underbalance.exe
1060	underbalance.exe
4808	underbalance.exe
4808	underbalance.exe
2704	underbalance.exe
2704	underbalance.exe

Suspicious use of SendNotifyMessage 8 IoCs

pid	Process
2580	ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826.exe
2580	ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826.exe
1060	underbalance.exe
1060	underbalance.exe
4808	underbalance.exe
4808	underbalance.exe
2704	underbalance.exe
2704	underbalance.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2580 wrote to memory of 1060	2580	ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826.exe	87
PID 2580 wrote to memory of 1060	2580	ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826.exe	87
PID 2580 wrote to memory of 1060	2580	ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826.exe	87
PID 1060 wrote to memory of 3968	1060	underbalance.exe	88
PID 1060 wrote to memory of 3968	1060	underbalance.exe	88
PID 1060 wrote to memory of 3968	1060	underbalance.exe	88
PID 1060 wrote to memory of 4808	1060	underbalance.exe	89
PID 1060 wrote to memory of 4808	1060	underbalance.exe	89
PID 1060 wrote to memory of 4808	1060	underbalance.exe	89
PID 4808 wrote to memory of 3392	4808	underbalance.exe	90
PID 4808 wrote to memory of 3392	4808	underbalance.exe	90
PID 4808 wrote to memory of 3392	4808	underbalance.exe	90
PID 4808 wrote to memory of 2704	4808	underbalance.exe	91
PID 4808 wrote to memory of 2704	4808	underbalance.exe	91
PID 4808 wrote to memory of 2704	4808	underbalance.exe	91
PID 2704 wrote to memory of 5060	2704	underbalance.exe	94
PID 2704 wrote to memory of 5060	2704	underbalance.exe	94
PID 2704 wrote to memory of 5060	2704	underbalance.exe	94
PID 2704 wrote to memory of 5060	2704	underbalance.exe	94

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826.exe
"C:\Users\Admin\AppData\Local\Temp\ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2580
- C:\Users\Admin\AppData\Local\niellist\underbalance.exe
  "C:\Users\Admin\AppData\Local\Temp\ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:1060
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826.exe"
    3⤵
    PID:3968
- - C:\Users\Admin\AppData\Local\niellist\underbalance.exe
    "C:\Users\Admin\AppData\Local\niellist\underbalance.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    - Suspicious use of WriteProcessMemory
    PID:4808
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\niellist\underbalance.exe"
      4⤵
      PID:3392
  - - C:\Users\Admin\AppData\Local\niellist\underbalance.exe
      "C:\Users\Admin\AppData\Local\niellist\underbalance.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:2704
    - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        
        "C:\Users\Admin\AppData\Local\niellist\underbalance.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:5060

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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\aut7D00.tmp

Filesize
219KB

MD5
107e7d6caf1a1018d5eebca49cd7ac96

SHA1
df22a4b6e95d48d06e3ffea097d90b738de9e373

SHA256
f6a933a17580a3bc6812d864eec3d60010298013064fef903384707c358aaa54

SHA512
88f663061ead1ba6bd8f4c27c319c2dcd20a11584c3ca7438cd5e377c53091f52c790db0c7a6d01077040bb4163800623e1435d8e9872cb6944392c5e555efb9

Download Submit
C:\Users\Admin\AppData\Local\Temp\plainstones

Filesize
224KB

MD5
fe99c019ac395f9a3505135178409215

SHA1
7bea8277ac26981f695d38e048ddcb443565bfec

SHA256
01b6fc624a546348e1d5ab443d5e6f67eefe947038212bded1c6cfb226a0637c

SHA512
b8f67f2e97d5823e1a20fcb5e22225845a62d8c5a04c481e25e0f8d8046a5557d22583bab363022be8607eadfcfcf20dfe46cce047a84a75a71802168ca0c2eb

Download Submit
C:\Users\Admin\AppData\Local\niellist\underbalance.exe

Filesize
896KB

MD5
826bb522c1f84180fc5c919cfbaba188

SHA1
2453ebbbd8f774a7c1ad8fe1fcca8890a6174743

SHA256
ea843fea68d8b5260df990e02a53c9c5b6a5b09370ab6be6ef80182e36b16826

SHA512
628a95c15d19c048654299ad171412bd9350e4c24790eb5f3e61bb09bb6522b8368c7183bc1229af708a776b9a55712e32702a7159b5904e72afa68dee705298

Download Submit
memory/2580-5-0x0000000000AE0000-0x0000000000AE4000-memory.dmp

Filesize
16KB

Download
memory/5060-75-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-65-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-33-0x0000000005340000-0x000000000537A000-memory.dmp

Filesize
232KB

Download
memory/5060-34-0x0000000005A50000-0x0000000005FF4000-memory.dmp

Filesize
5.6MB

Download
memory/5060-35-0x0000000005400000-0x0000000005438000-memory.dmp

Filesize
224KB

Download
memory/5060-49-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-83-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-97-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-96-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-93-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-91-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-89-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-87-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-86-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-81-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-80-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-77-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-31-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/5060-73-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-71-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-67-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-32-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/5060-63-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-61-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-59-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-57-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-55-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-69-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-624-0x0000000005540000-0x00000000055DC000-memory.dmp

Filesize
624KB

Download
memory/5060-53-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-51-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-47-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-45-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-43-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-41-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-40-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-37-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-36-0x0000000005400000-0x0000000005433000-memory.dmp

Filesize
204KB

Download
memory/5060-625-0x0000000006840000-0x0000000006890000-memory.dmp

Filesize
320KB

Download
memory/5060-626-0x0000000006A60000-0x0000000006C22000-memory.dmp

Filesize
1.8MB

Download
memory/5060-627-0x0000000006930000-0x00000000069C2000-memory.dmp

Filesize
584KB

Download
memory/5060-628-0x00000000068F0000-0x00000000068FA000-memory.dmp

Filesize
40KB

Download