snakekeylogger | eebcd1414319130f36bea1e6c8fd29750118b145dae2d094d8a9d6aac0c619ce

Analysis

max time kernel
149s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
26-06-2024 08:55

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General

Target

Halkbank_Ekstre_20240625_082306_910668.bat.exe
Size

546KB
MD5

06c135c6806d204db854b2b303f711e4
SHA1

7034a07bcd5c2855c2a906f1c96a0490dda51a26
SHA256

eebcd1414319130f36bea1e6c8fd29750118b145dae2d094d8a9d6aac0c619ce
SHA512

b935c9c0415a7abc778d3cf0b374a2604ebd0eb33b3223412c9ffc9d320b3cffed381b0d98d4350bdd0af05f4b7c3f050b90305d102e36c60891a9bec9a6ee51
SSDEEP

12288:rpaLt72wtNGZYqnDLPM/en5IDxDhzkz6C3jYCNVyvUGdABV:KqDLTQFW93jYCqAB

Score

10^/10

snakekeylogger collection execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: ftp
Host:
ftp://ftp.darwishgruop.com/
Port:
21
Username:
[email protected]
Password:
Uvob2G1Tc73ZCus02X

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger
Snake Keylogger payload 1 IoCs

Processes:

resource yara_rule

behavioral2/memory/1284-23-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exepowershell.exe

pid process

3404 powershell.exe
4384 powershell.exe
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

Halkbank_Ekstre_20240625_082306_910668.bat.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation Halkbank_Ekstre_20240625_082306_910668.bat.exe
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

resource	yara_rule
behavioral2/memory/1284-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

pid	process
3404	powershell.exe
4384	powershell.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	Halkbank_Ekstre_20240625_082306_910668.bat.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

Halkbank_Ekstre_20240625_082306_910668.bat.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Halkbank_Ekstre_20240625_082306_910668.bat.exe
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Halkbank_Ekstre_20240625_082306_910668.bat.exe
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Halkbank_Ekstre_20240625_082306_910668.bat.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.

Processes:

flow ioc

51 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Halkbank_Ekstre_20240625_082306_910668.bat.exe

description pid process target process

PID 2992 set thread context of 1284 2992 Halkbank_Ekstre_20240625_082306_910668.bat.exe Halkbank_Ekstre_20240625_082306_910668.bat.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence execution

Scheduled Task
T1053.005

Processes:

schtasks.exe

pid process

2152 schtasks.exe

flow	ioc
51	checkip.dyndns.org

description	pid	process	target process
PID 2992 set thread context of 1284	2992	Halkbank_Ekstre_20240625_082306_910668.bat.exe	Halkbank_Ekstre_20240625_082306_910668.bat.exe

pid	process
2152	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

Halkbank_Ekstre_20240625_082306_910668.bat.exepowershell.exepowershell.exe

pid	process
1284	Halkbank_Ekstre_20240625_082306_910668.bat.exe
1284	Halkbank_Ekstre_20240625_082306_910668.bat.exe
4384	powershell.exe
4384	powershell.exe
3404	powershell.exe
3404	powershell.exe
4384	powershell.exe
3404	powershell.exe
1284	Halkbank_Ekstre_20240625_082306_910668.bat.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Halkbank_Ekstre_20240625_082306_910668.bat.exepowershell.exepowershell.exe

description pid process

Token: SeDebugPrivilege 1284 Halkbank_Ekstre_20240625_082306_910668.bat.exe
Token: SeDebugPrivilege 3404 powershell.exe
Token: SeDebugPrivilege 4384 powershell.exe

description	pid	process
Token: SeDebugPrivilege	1284	Halkbank_Ekstre_20240625_082306_910668.bat.exe
Token: SeDebugPrivilege	3404	powershell.exe
Token: SeDebugPrivilege	4384	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

Halkbank_Ekstre_20240625_082306_910668.bat.exe

description	pid	process	target process
PID 2992 wrote to memory of 3404	2992	Halkbank_Ekstre_20240625_082306_910668.bat.exe	powershell.exe
PID 2992 wrote to memory of 3404	2992	Halkbank_Ekstre_20240625_082306_910668.bat.exe	powershell.exe
PID 2992 wrote to memory of 3404	2992	Halkbank_Ekstre_20240625_082306_910668.bat.exe	powershell.exe
PID 2992 wrote to memory of 4384	2992	Halkbank_Ekstre_20240625_082306_910668.bat.exe	powershell.exe
PID 2992 wrote to memory of 4384	2992	Halkbank_Ekstre_20240625_082306_910668.bat.exe	powershell.exe
PID 2992 wrote to memory of 4384	2992	Halkbank_Ekstre_20240625_082306_910668.bat.exe	powershell.exe
PID 2992 wrote to memory of 2152	2992	Halkbank_Ekstre_20240625_082306_910668.bat.exe	schtasks.exe
PID 2992 wrote to memory of 2152	2992	Halkbank_Ekstre_20240625_082306_910668.bat.exe	schtasks.exe
PID 2992 wrote to memory of 2152	2992	Halkbank_Ekstre_20240625_082306_910668.bat.exe	schtasks.exe
PID 2992 wrote to memory of 1284	2992	Halkbank_Ekstre_20240625_082306_910668.bat.exe	Halkbank_Ekstre_20240625_082306_910668.bat.exe
PID 2992 wrote to memory of 1284	2992	Halkbank_Ekstre_20240625_082306_910668.bat.exe	Halkbank_Ekstre_20240625_082306_910668.bat.exe
PID 2992 wrote to memory of 1284	2992	Halkbank_Ekstre_20240625_082306_910668.bat.exe	Halkbank_Ekstre_20240625_082306_910668.bat.exe
PID 2992 wrote to memory of 1284	2992	Halkbank_Ekstre_20240625_082306_910668.bat.exe	Halkbank_Ekstre_20240625_082306_910668.bat.exe
PID 2992 wrote to memory of 1284	2992	Halkbank_Ekstre_20240625_082306_910668.bat.exe	Halkbank_Ekstre_20240625_082306_910668.bat.exe
PID 2992 wrote to memory of 1284	2992	Halkbank_Ekstre_20240625_082306_910668.bat.exe	Halkbank_Ekstre_20240625_082306_910668.bat.exe
PID 2992 wrote to memory of 1284	2992	Halkbank_Ekstre_20240625_082306_910668.bat.exe	Halkbank_Ekstre_20240625_082306_910668.bat.exe
PID 2992 wrote to memory of 1284	2992	Halkbank_Ekstre_20240625_082306_910668.bat.exe	Halkbank_Ekstre_20240625_082306_910668.bat.exe

outlook_office_path 1 IoCs

Processes:

Halkbank_Ekstre_20240625_082306_910668.bat.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Halkbank_Ekstre_20240625_082306_910668.bat.exe

outlook_win_path 1 IoCs

Processes:

Halkbank_Ekstre_20240625_082306_910668.bat.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Halkbank_Ekstre_20240625_082306_910668.bat.exe

C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20240625_082306_910668.bat.exe
"C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20240625_082306_910668.bat.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2992

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20240625_082306_910668.bat.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3404

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NPARoYe.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4384

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NPARoYe" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2EA7.tmp"
2⤵
- Scheduled Task/Job: Scheduled Task
PID:2152

C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20240625_082306_910668.bat.exe
"C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20240625_082306_910668.bat.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1284

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1348 --field-trial-handle=2280,i,716736634476467098,11449718822158202904,262144 --variations-seed-version /prefetch:8
1⤵
PID:888

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
Filesize
52KB

MD5
6b1ddfa379c0ff2bb8bd68f37796cbde

SHA1
14235bffc65aab385005f5147f9bbc4a7a26c5fe

SHA256
d4b19d49ccc92a831524ab5c2d4a5026a4fd1bd269f7adaaa6a4f4c291a6233f

SHA512
57a9de1dc8d820c52968557931236201dff0177a0d341cf5557c753f87bbc1d2cb484071c0c6de2997e9681cda614500032563409b7f0a4bc71c2fd662666be2

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wgm0muy1.uvd.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp2EA7.tmp
Filesize
1KB

MD5
223545c81fd712e0fef7ffc590964e85

SHA1
339569a670ffe5756875d514175cbed81c294d32

SHA256
4350399671b7579a419e6b09794dcb48b0191cb91cd87f36503d4314fc64c704

SHA512
ab7f11ae5f056e3fc282341d913f5122256e16b8474d5ad0ac7bbcacfd17522acda24b363b71b0759ef43973a0f81ad0c9a33b0519d7a0b578529c08258ece0d

Download Submit
memory/1284-53-0x0000000006E40000-0x0000000007002000-memory.dmp

Filesize
1.8MB

Download
memory/1284-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1284-52-0x0000000006C20000-0x0000000006C70000-memory.dmp

Filesize
320KB

Download
memory/2992-4-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/2992-7-0x0000000004FA0000-0x0000000004FB0000-memory.dmp

Filesize
64KB

Download
memory/2992-8-0x0000000009AC0000-0x0000000009ACC000-memory.dmp

Filesize
48KB

Download
memory/2992-9-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/2992-10-0x0000000009AE0000-0x0000000009B48000-memory.dmp

Filesize
416KB

Download
memory/2992-11-0x000000000C510000-0x000000000C5AC000-memory.dmp

Filesize
624KB

Download
memory/2992-6-0x00000000747CE000-0x00000000747CF000-memory.dmp

Filesize
4KB

Download
memory/2992-5-0x0000000004E90000-0x0000000004E9A000-memory.dmp

Filesize
40KB

Download
memory/2992-0-0x00000000747CE000-0x00000000747CF000-memory.dmp

Filesize
4KB

Download
memory/2992-3-0x0000000004CE0000-0x0000000004D72000-memory.dmp

Filesize
584KB

Download
memory/2992-2-0x0000000005190000-0x0000000005734000-memory.dmp

Filesize
5.6MB

Download
memory/2992-1-0x00000000002B0000-0x000000000033E000-memory.dmp

Filesize
568KB

Download
memory/2992-25-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/3404-22-0x00000000055C0000-0x0000000005BE8000-memory.dmp

Filesize
6.2MB

Download
memory/3404-82-0x0000000007890000-0x000000000789A000-memory.dmp

Filesize
40KB

Download
memory/3404-26-0x0000000005330000-0x0000000005352000-memory.dmp

Filesize
136KB

Download
memory/3404-94-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/3404-28-0x0000000005C60000-0x0000000005CC6000-memory.dmp

Filesize
408KB

Download
memory/3404-15-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/3404-14-0x0000000002AF0000-0x0000000002B26000-memory.dmp

Filesize
216KB

Download
memory/3404-89-0x0000000007AB0000-0x0000000007AB8000-memory.dmp

Filesize
32KB

Download
memory/3404-50-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/3404-49-0x0000000006510000-0x000000000655C000-memory.dmp

Filesize
304KB

Download
memory/3404-51-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/3404-13-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/3404-12-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/3404-54-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/3404-55-0x0000000006A80000-0x0000000006AB2000-memory.dmp

Filesize
200KB

Download
memory/3404-57-0x00000000700A0000-0x00000000700EC000-memory.dmp

Filesize
304KB

Download
memory/3404-85-0x00000000078B0000-0x00000000078C1000-memory.dmp

Filesize
68KB

Download
memory/3404-76-0x0000000006A60000-0x0000000006A7E000-memory.dmp

Filesize
120KB

Download
memory/4384-41-0x00000000056D0000-0x0000000005A24000-memory.dmp

Filesize
3.3MB

Download
memory/4384-78-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/4384-79-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/4384-80-0x00000000076A0000-0x0000000007D1A000-memory.dmp

Filesize
6.5MB

Download
memory/4384-81-0x0000000007050000-0x000000000706A000-memory.dmp

Filesize
104KB

Download
memory/4384-77-0x0000000006F20000-0x0000000006FC3000-memory.dmp

Filesize
652KB

Download
memory/4384-84-0x0000000007380000-0x0000000007416000-memory.dmp

Filesize
600KB

Download
memory/4384-56-0x00000000700A0000-0x00000000700EC000-memory.dmp

Filesize
304KB

Download
memory/4384-86-0x0000000007310000-0x000000000731E000-memory.dmp

Filesize
56KB

Download
memory/4384-87-0x0000000007320000-0x0000000007334000-memory.dmp

Filesize
80KB

Download
memory/4384-88-0x0000000007360000-0x000000000737A000-memory.dmp

Filesize
104KB

Download
memory/4384-48-0x0000000005CB0000-0x0000000005CCE000-memory.dmp

Filesize
120KB

Download
memory/4384-27-0x0000000004DF0000-0x0000000004E56000-memory.dmp

Filesize
408KB

Download
memory/4384-20-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/4384-95-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download