snakekeylogger | c9e937d287a7c9fe7de44c0003b64e3a20e47bbe30008be2a0d9d9a57f57e5d1

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
17-11-2024 16:53

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General

Target

FAC0987656789000.exe
Size

529KB
MD5

3abf7470f1bf525962a46c980cff0b23
SHA1

eed11e6be7a63a53e5b12a4ccf3d442551d2429a
SHA256

c9e937d287a7c9fe7de44c0003b64e3a20e47bbe30008be2a0d9d9a57f57e5d1
SHA512

75c6c239ae025bcc6feee598c2514a016d3e3857cf3d6b3afc10cd8326a3afdaf4a5ffafc25a9a0199d68c747cb59ac42e684f07aaa384af41d265e9aaf7cc62
SSDEEP

12288:ZOv5jKhsfoPA+yeVKUCUxP4C902bdRtJJPiv8dj1dlsqAIj8IbqRxBG0yt:Zq5TfcdHj4fmbVfAaqLU

Score

10^/10

snakekeylogger collection credential_access discovery keylogger stealer upx

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot5801425382:AAG5b4PUEaqNDv5uP9ejZGeIHeuzzOD4IHY/sendMessage?chat_id=5812329204

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/2868-26-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2868-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2868-28-0x0000000000400000-0x0000000000426000-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\ghauts.vbs	ghauts.exe

Executes dropped EXE 1 IoCs

pid	Process
2796	ghauts.exe

Loads dropped DLL 1 IoCs

pid	Process
1692	FAC0987656789000.exe

Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\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
4	checkip.dyndns.org

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/1692-14-0x0000000000020000-0x0000000000159000-memory.dmp	autoit_exe
behavioral1/memory/2796-24-0x0000000000850000-0x0000000000989000-memory.dmp	autoit_exe
behavioral1/memory/2796-32-0x0000000000850000-0x0000000000989000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2796 set thread context of 2868	2796	ghauts.exe	31

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1692-0-0x0000000000020000-0x0000000000159000-memory.dmp	upx
behavioral1/files/0x0008000000015d5b-9.dat	upx
behavioral1/memory/2796-15-0x0000000000850000-0x0000000000989000-memory.dmp	upx
behavioral1/memory/1692-14-0x0000000000020000-0x0000000000159000-memory.dmp	upx
behavioral1/memory/2796-24-0x0000000000850000-0x0000000000989000-memory.dmp	upx
behavioral1/memory/2796-32-0x0000000000850000-0x0000000000989000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 3 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	FAC0987656789000.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ghauts.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2868	RegSvcs.exe
2868	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2796	ghauts.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2868	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
1692	FAC0987656789000.exe
1692	FAC0987656789000.exe
2796	ghauts.exe
2796	ghauts.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
1692	FAC0987656789000.exe
1692	FAC0987656789000.exe
2796	ghauts.exe
2796	ghauts.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1692 wrote to memory of 2796	1692	FAC0987656789000.exe	30
PID 1692 wrote to memory of 2796	1692	FAC0987656789000.exe	30
PID 1692 wrote to memory of 2796	1692	FAC0987656789000.exe	30
PID 1692 wrote to memory of 2796	1692	FAC0987656789000.exe	30
PID 2796 wrote to memory of 2868	2796	ghauts.exe	31
PID 2796 wrote to memory of 2868	2796	ghauts.exe	31
PID 2796 wrote to memory of 2868	2796	ghauts.exe	31
PID 2796 wrote to memory of 2868	2796	ghauts.exe	31
PID 2796 wrote to memory of 2868	2796	ghauts.exe	31
PID 2796 wrote to memory of 2868	2796	ghauts.exe	31
PID 2796 wrote to memory of 2868	2796	ghauts.exe	31
PID 2796 wrote to memory of 2868	2796	ghauts.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\FAC0987656789000.exe
"C:\Users\Admin\AppData\Local\Temp\FAC0987656789000.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1692
- C:\Users\Admin\AppData\Local\sacculation\ghauts.exe
  "C:\Users\Admin\AppData\Local\Temp\FAC0987656789000.exe"
  2⤵
  - Drops startup file
  - 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:2796
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\FAC0987656789000.exe"
    3⤵
    - Accesses Microsoft Outlook profiles
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:2868

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\sacculation\ghauts.exe

Filesize
529KB

MD5
3abf7470f1bf525962a46c980cff0b23

SHA1
eed11e6be7a63a53e5b12a4ccf3d442551d2429a

SHA256
c9e937d287a7c9fe7de44c0003b64e3a20e47bbe30008be2a0d9d9a57f57e5d1

SHA512
75c6c239ae025bcc6feee598c2514a016d3e3857cf3d6b3afc10cd8326a3afdaf4a5ffafc25a9a0199d68c747cb59ac42e684f07aaa384af41d265e9aaf7cc62

Download Submit
memory/1692-7-0x0000000000930000-0x0000000000D30000-memory.dmp

Filesize
4.0MB

Download
memory/1692-0-0x0000000000020000-0x0000000000159000-memory.dmp

Filesize
1.2MB

Download
memory/1692-14-0x0000000000020000-0x0000000000159000-memory.dmp

Filesize
1.2MB

Download
memory/2796-24-0x0000000000850000-0x0000000000989000-memory.dmp

Filesize
1.2MB

Download
memory/2796-15-0x0000000000850000-0x0000000000989000-memory.dmp

Filesize
1.2MB

Download
memory/2796-32-0x0000000000850000-0x0000000000989000-memory.dmp

Filesize
1.2MB

Download
memory/2868-26-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2868-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2868-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2868-33-0x00000000740FE000-0x00000000740FF000-memory.dmp

Filesize
4KB

Download
memory/2868-34-0x00000000740F0000-0x00000000747DE000-memory.dmp

Filesize
6.9MB

Download
memory/2868-35-0x00000000740FE000-0x00000000740FF000-memory.dmp

Filesize
4KB

Download
memory/2868-36-0x00000000740F0000-0x00000000747DE000-memory.dmp

Filesize
6.9MB

Download