snakekeylogger | cd91a8ee7b116dc8b588c84aee6e5c888d771ed06c21309852d5c8a48cf99a4d

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
27-06-2024 01:38

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General

Target

new purchase order.exe
Size

557KB
MD5

17a110264eed416c74be361ce17698d1
SHA1

7ceb60ab6f0980d2451b46919b2e2a661fb050da
SHA256

ee55bc0e99a3c75f30a2cee23b19f17a0b21860b052c9b51ecbc991388b27df6
SHA512

fbc0ef2be617afd57bedd133e5bedfe780f19f4edf0e9c64c04651fde93a2656bc964166765a74ed1767b0b701c95b6787e6cbf6f0f3f52a1c7b13d0e96f485f
SSDEEP

12288:kajznV3Ni+Q5917k/z60nPfq5S2tVjeyzVE:njznNNi+Q5A/20Pfq5SieyzV

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
valleycountysar.org
Port:
26
Username:
[email protected]
Password:
fY,FLoadtsiF

Signatures

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

Snake Keylogger payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2672-18-0x0000000000120000-0x0000000000146000-memory.dmp	family_snakekeylogger
behavioral1/memory/2672-16-0x0000000000120000-0x0000000000146000-memory.dmp	family_snakekeylogger
behavioral1/memory/2672-25-0x0000000000120000-0x0000000000146000-memory.dmp	family_snakekeylogger
behavioral1/memory/2672-11-0x0000000000120000-0x0000000000146000-memory.dmp	family_snakekeylogger
behavioral1/memory/2672-9-0x0000000000120000-0x0000000000146000-memory.dmp	family_snakekeylogger
behavioral1/memory/2672-21-0x0000000000120000-0x0000000000146000-memory.dmp	family_snakekeylogger

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2672-18-0x0000000000120000-0x0000000000146000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2672-16-0x0000000000120000-0x0000000000146000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2672-25-0x0000000000120000-0x0000000000146000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2672-11-0x0000000000120000-0x0000000000146000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2672-9-0x0000000000120000-0x0000000000146000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2672-21-0x0000000000120000-0x0000000000146000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing many email and collaboration clients. Observed in information stealers 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2672-18-0x0000000000120000-0x0000000000146000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2672-16-0x0000000000120000-0x0000000000146000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2672-25-0x0000000000120000-0x0000000000146000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2672-11-0x0000000000120000-0x0000000000146000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2672-9-0x0000000000120000-0x0000000000146000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2672-21-0x0000000000120000-0x0000000000146000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables with potential process hoocking 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2672-18-0x0000000000120000-0x0000000000146000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
behavioral1/memory/2672-16-0x0000000000120000-0x0000000000146000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
behavioral1/memory/2672-25-0x0000000000120000-0x0000000000146000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
behavioral1/memory/2672-11-0x0000000000120000-0x0000000000146000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
behavioral1/memory/2672-9-0x0000000000120000-0x0000000000146000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
behavioral1/memory/2672-21-0x0000000000120000-0x0000000000146000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DotNetProcHook

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

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

Processes:

new purchase order.exe

description pid process target process

PID 2280 set thread context of 2672 2280 new purchase order.exe new purchase order.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2788 2672 WerFault.exe new purchase order.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

new purchase order.exe

pid process

2672 new purchase order.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

new purchase order.exe

description pid process

Token: SeDebugPrivilege 2672 new purchase order.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 2280 set thread context of 2672	2280	new purchase order.exe	new purchase order.exe

pid	pid_target	process	target process
2788	2672	WerFault.exe	new purchase order.exe

pid	process
2672	new purchase order.exe

description	pid	process
Token: SeDebugPrivilege	2672	new purchase order.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

new purchase order.exenew purchase order.exe

description	pid	process	target process
PID 2280 wrote to memory of 2672	2280	new purchase order.exe	new purchase order.exe
PID 2280 wrote to memory of 2672	2280	new purchase order.exe	new purchase order.exe
PID 2280 wrote to memory of 2672	2280	new purchase order.exe	new purchase order.exe
PID 2280 wrote to memory of 2672	2280	new purchase order.exe	new purchase order.exe
PID 2280 wrote to memory of 2672	2280	new purchase order.exe	new purchase order.exe
PID 2280 wrote to memory of 2672	2280	new purchase order.exe	new purchase order.exe
PID 2280 wrote to memory of 2672	2280	new purchase order.exe	new purchase order.exe
PID 2280 wrote to memory of 2672	2280	new purchase order.exe	new purchase order.exe
PID 2280 wrote to memory of 2672	2280	new purchase order.exe	new purchase order.exe
PID 2672 wrote to memory of 2788	2672	new purchase order.exe	WerFault.exe
PID 2672 wrote to memory of 2788	2672	new purchase order.exe	WerFault.exe
PID 2672 wrote to memory of 2788	2672	new purchase order.exe	WerFault.exe
PID 2672 wrote to memory of 2788	2672	new purchase order.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\new purchase order.exe
"C:\Users\Admin\AppData\Local\Temp\new purchase order.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2280

C:\Users\Admin\AppData\Local\Temp\new purchase order.exe
"C:\Users\Admin\AppData\Local\Temp\new purchase order.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 1080
3⤵
- Program crash
PID:2788

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2280-0-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

Filesize
4KB

Download
memory/2280-1-0x0000000000080000-0x0000000000112000-memory.dmp

Filesize
584KB

Download
memory/2280-2-0x0000000000580000-0x00000000005D4000-memory.dmp

Filesize
336KB

Download
memory/2280-3-0x0000000074A80000-0x000000007516E000-memory.dmp

Filesize
6.9MB

Download
memory/2280-4-0x0000000000620000-0x0000000000628000-memory.dmp

Filesize
32KB

Download
memory/2280-28-0x0000000074A80000-0x000000007516E000-memory.dmp

Filesize
6.9MB

Download
memory/2672-25-0x0000000000120000-0x0000000000146000-memory.dmp

Filesize
152KB

Download
memory/2672-16-0x0000000000120000-0x0000000000146000-memory.dmp

Filesize
152KB

Download
memory/2672-18-0x0000000000120000-0x0000000000146000-memory.dmp

Filesize
152KB

Download
memory/2672-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2672-11-0x0000000000120000-0x0000000000146000-memory.dmp

Filesize
152KB

Download
memory/2672-9-0x0000000000120000-0x0000000000146000-memory.dmp

Filesize
152KB

Download
memory/2672-21-0x0000000000120000-0x0000000000146000-memory.dmp

Filesize
152KB

Download
memory/2672-8-0x0000000000120000-0x0000000000146000-memory.dmp

Filesize
152KB

Download
memory/2672-26-0x0000000074A80000-0x000000007516E000-memory.dmp

Filesize
6.9MB

Download
memory/2672-27-0x0000000074A80000-0x000000007516E000-memory.dmp

Filesize
6.9MB

Download
memory/2672-5-0x0000000000120000-0x0000000000146000-memory.dmp

Filesize
152KB

Download
memory/2672-29-0x0000000074A80000-0x000000007516E000-memory.dmp

Filesize
6.9MB

Download