snakekeylogger | 3c6b18f1ed97b080e9e72e66141d089a43db9698320854382009ef1b9d5ccc16

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
28-06-2024 14:15

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General

Target

tmpiimfce3e.exe
Size

521KB
MD5

426555bcad5afe20ed0cbaac5fd720da
SHA1

94e217ac539bfc830581dcf56aa03f8c7bf926be
SHA256

3c6b18f1ed97b080e9e72e66141d089a43db9698320854382009ef1b9d5ccc16
SHA512

95e0d69324f726531076af5076f1e97d3120dba3a30a9df2b68269f1d36526429d0e6bad198e29a8eeac36952e1b335ce1f3a9cb0a61e7b2d9d1372cd59a44de
SSDEEP

12288:c5kndm6oduitZWCxbLzRyCQSB2NcSpUbubuF4a0kR9:Hng6oQiSCJM/S2Ptg4hkR9

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/1052-21-0x0000000000080000-0x00000000000A6000-memory.dmp	family_snakekeylogger
behavioral1/memory/1052-18-0x0000000000080000-0x00000000000A6000-memory.dmp	family_snakekeylogger
behavioral1/memory/1052-14-0x0000000000080000-0x00000000000A6000-memory.dmp	family_snakekeylogger
behavioral1/memory/1052-13-0x0000000000080000-0x00000000000A6000-memory.dmp	family_snakekeylogger
behavioral1/memory/1052-10-0x0000000000080000-0x00000000000A6000-memory.dmp	family_snakekeylogger
behavioral1/memory/1052-9-0x0000000000080000-0x00000000000A6000-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:

tmpiimfce3e.exe

description pid process target process

PID 1636 set thread context of 1052 1636 tmpiimfce3e.exe tmpiimfce3e.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2812 1052 WerFault.exe tmpiimfce3e.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

tmpiimfce3e.exe

pid process

1052 tmpiimfce3e.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

tmpiimfce3e.exe

description pid process

Token: SeDebugPrivilege 1052 tmpiimfce3e.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 1636 set thread context of 1052	1636	tmpiimfce3e.exe	tmpiimfce3e.exe

pid	pid_target	process	target process
2812	1052	WerFault.exe	tmpiimfce3e.exe

pid	process
1052	tmpiimfce3e.exe

description	pid	process
Token: SeDebugPrivilege	1052	tmpiimfce3e.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

tmpiimfce3e.exetmpiimfce3e.exe

description	pid	process	target process
PID 1636 wrote to memory of 1052	1636	tmpiimfce3e.exe	tmpiimfce3e.exe
PID 1636 wrote to memory of 1052	1636	tmpiimfce3e.exe	tmpiimfce3e.exe
PID 1636 wrote to memory of 1052	1636	tmpiimfce3e.exe	tmpiimfce3e.exe
PID 1636 wrote to memory of 1052	1636	tmpiimfce3e.exe	tmpiimfce3e.exe
PID 1636 wrote to memory of 1052	1636	tmpiimfce3e.exe	tmpiimfce3e.exe
PID 1636 wrote to memory of 1052	1636	tmpiimfce3e.exe	tmpiimfce3e.exe
PID 1636 wrote to memory of 1052	1636	tmpiimfce3e.exe	tmpiimfce3e.exe
PID 1636 wrote to memory of 1052	1636	tmpiimfce3e.exe	tmpiimfce3e.exe
PID 1636 wrote to memory of 1052	1636	tmpiimfce3e.exe	tmpiimfce3e.exe
PID 1052 wrote to memory of 2812	1052	tmpiimfce3e.exe	WerFault.exe
PID 1052 wrote to memory of 2812	1052	tmpiimfce3e.exe	WerFault.exe
PID 1052 wrote to memory of 2812	1052	tmpiimfce3e.exe	WerFault.exe
PID 1052 wrote to memory of 2812	1052	tmpiimfce3e.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\tmpiimfce3e.exe
"C:\Users\Admin\AppData\Local\Temp\tmpiimfce3e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1636

C:\Users\Admin\AppData\Local\Temp\tmpiimfce3e.exe
"C:\Users\Admin\AppData\Local\Temp\tmpiimfce3e.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1052 -s 1076
3⤵
- Program crash
PID:2812

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1052-9-0x0000000000080000-0x00000000000A6000-memory.dmp

Filesize
152KB

Download
memory/1052-5-0x0000000000080000-0x00000000000A6000-memory.dmp

Filesize
152KB

Download
memory/1052-13-0x0000000000080000-0x00000000000A6000-memory.dmp

Filesize
152KB

Download
memory/1052-22-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/1052-14-0x0000000000080000-0x00000000000A6000-memory.dmp

Filesize
152KB

Download
memory/1052-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1052-21-0x0000000000080000-0x00000000000A6000-memory.dmp

Filesize
152KB

Download
memory/1052-18-0x0000000000080000-0x00000000000A6000-memory.dmp

Filesize
152KB

Download
memory/1052-25-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/1052-23-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/1052-7-0x0000000000080000-0x00000000000A6000-memory.dmp

Filesize
152KB

Download
memory/1052-10-0x0000000000080000-0x00000000000A6000-memory.dmp

Filesize
152KB

Download
memory/1636-0-0x0000000073F1E000-0x0000000073F1F000-memory.dmp

Filesize
4KB

Download
memory/1636-1-0x00000000003E0000-0x0000000000468000-memory.dmp

Filesize
544KB

Download
memory/1636-3-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/1636-2-0x0000000001FA0000-0x0000000001FF4000-memory.dmp

Filesize
336KB

Download
memory/1636-24-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/1636-4-0x0000000000580000-0x0000000000588000-memory.dmp

Filesize
32KB

Download