snakekeylogger | ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
03-07-2024 14:27

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General

Target

ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe
Size

959KB
MD5

d662387f9f11b665b70d14c19177b058
SHA1

3aa3745a01043cecec79b49a29cdfff60265d519
SHA256

ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626
SHA512

3bea71cee5f1a9bb94b9b01d3394b18a4a6a1b3e3e267f3fb11d3a9fe418364294fd906043031a64f6017a6e8f8dd5dfc85a11588209dda668fc8517d47c3508
SSDEEP

12288:o+WbFkpXD7n1FDoPNUCobwMtFTUhqxDd1XK8:o+4i3nnDAUCobwQ3h1V

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
valleycountysar.org
Port:
26
Username:
[email protected]
Password:
i~~Ga+6_-~V*

Signatures

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

Snake Keylogger payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1632-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1632-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1632-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1632-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1632-6-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

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:

ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe

description pid process target process

PID 2860 set thread context of 1632 2860 ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe jsc.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2680 1632 WerFault.exe jsc.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

jsc.exe

pid process

1632 jsc.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

jsc.exe

description pid process

Token: SeDebugPrivilege 1632 jsc.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 2860 set thread context of 1632	2860	ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe	jsc.exe

pid	pid_target	process	target process
2680	1632	WerFault.exe	jsc.exe

pid	process
1632	jsc.exe

description	pid	process
Token: SeDebugPrivilege	1632	jsc.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exejsc.exe

description	pid	process	target process
PID 2860 wrote to memory of 1632	2860	ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe	jsc.exe
PID 2860 wrote to memory of 1632	2860	ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe	jsc.exe
PID 2860 wrote to memory of 1632	2860	ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe	jsc.exe
PID 2860 wrote to memory of 1632	2860	ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe	jsc.exe
PID 2860 wrote to memory of 1632	2860	ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe	jsc.exe
PID 2860 wrote to memory of 1632	2860	ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe	jsc.exe
PID 2860 wrote to memory of 1632	2860	ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe	jsc.exe
PID 2860 wrote to memory of 1632	2860	ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe	jsc.exe
PID 2860 wrote to memory of 1632	2860	ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe	jsc.exe
PID 2860 wrote to memory of 1368	2860	ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe	WerFault.exe
PID 2860 wrote to memory of 1368	2860	ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe	WerFault.exe
PID 2860 wrote to memory of 1368	2860	ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe	WerFault.exe
PID 1632 wrote to memory of 2680	1632	jsc.exe	WerFault.exe
PID 1632 wrote to memory of 2680	1632	jsc.exe	WerFault.exe
PID 1632 wrote to memory of 2680	1632	jsc.exe	WerFault.exe
PID 1632 wrote to memory of 2680	1632	jsc.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe
"C:\Users\Admin\AppData\Local\Temp\ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2860

C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1632 -s 1080
3⤵
- Program crash
PID:2680

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2860 -s 620
2⤵
PID:1368

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1632-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1632-4-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1632-18-0x0000000074620000-0x0000000074D0E000-memory.dmp

Filesize
6.9MB

Download
memory/1632-15-0x0000000074620000-0x0000000074D0E000-memory.dmp

Filesize
6.9MB

Download
memory/1632-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1632-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1632-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1632-6-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1632-14-0x000000007462E000-0x000000007462F000-memory.dmp

Filesize
4KB

Download
memory/1632-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1632-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2860-1-0x0000000000F70000-0x0000000000F78000-memory.dmp

Filesize
32KB

Download
memory/2860-2-0x0000000000DF0000-0x0000000000E68000-memory.dmp

Filesize
480KB

Download
memory/2860-3-0x000007FEF5750000-0x000007FEF613C000-memory.dmp

Filesize
9.9MB

Download
memory/2860-16-0x000007FEF5753000-0x000007FEF5754000-memory.dmp

Filesize
4KB

Download
memory/2860-17-0x000007FEF5750000-0x000007FEF613C000-memory.dmp

Filesize
9.9MB

Download
memory/2860-0-0x000007FEF5753000-0x000007FEF5754000-memory.dmp

Filesize
4KB

Download