Analysis
-
max time kernel
143s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
02/08/2023, 08:48
Static task
static1
Behavioral task
behavioral1
Sample
3fe71522ce5f960304c80b97e6adb728.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
3fe71522ce5f960304c80b97e6adb728.exe
Resource
win10v2004-20230703-en
General
-
Target
3fe71522ce5f960304c80b97e6adb728.exe
-
Size
354KB
-
MD5
3fe71522ce5f960304c80b97e6adb728
-
SHA1
0d9a69500e417e656bba786275cf71861d02413a
-
SHA256
f8e0838f1c51682621b32897e221af4ea8248e880a48866de2793ca3dfd3527d
-
SHA512
bf04ff89482b4e7beab39434e66e0f78ef1a5b3a15ed3b2cb9fd173352594eeb2dfd8031659b539f438542d3592df4b06f70ea394b76fdafba4e366679ba69f5
-
SSDEEP
6144:Z6ejZRDQ+3HwOU2I6sm3Qtc0fROQNEm9nx9NfC67o0Qam4i:LkoU56sA0cBva9NK67o0QaI
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.karacainsaat.com.tr - Port:
587 - Username:
[email protected] - Password:
karaca!2015! - Email To:
[email protected]
Signatures
-
Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
-
Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/3620-142-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 60 checkip.dyndns.org 62 freegeoip.app 63 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2220 set thread context of 3620 2220 3fe71522ce5f960304c80b97e6adb728.exe 99 -
Program crash 1 IoCs
pid pid_target Process procid_target 2972 3620 WerFault.exe 99 -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 3620 3fe71522ce5f960304c80b97e6adb728.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3620 3fe71522ce5f960304c80b97e6adb728.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2220 wrote to memory of 3620 2220 3fe71522ce5f960304c80b97e6adb728.exe 99 PID 2220 wrote to memory of 3620 2220 3fe71522ce5f960304c80b97e6adb728.exe 99 PID 2220 wrote to memory of 3620 2220 3fe71522ce5f960304c80b97e6adb728.exe 99 PID 2220 wrote to memory of 3620 2220 3fe71522ce5f960304c80b97e6adb728.exe 99 PID 2220 wrote to memory of 3620 2220 3fe71522ce5f960304c80b97e6adb728.exe 99 PID 2220 wrote to memory of 3620 2220 3fe71522ce5f960304c80b97e6adb728.exe 99 PID 2220 wrote to memory of 3620 2220 3fe71522ce5f960304c80b97e6adb728.exe 99 PID 2220 wrote to memory of 3620 2220 3fe71522ce5f960304c80b97e6adb728.exe 99
Processes
-
C:\Users\Admin\AppData\Local\Temp\3fe71522ce5f960304c80b97e6adb728.exe"C:\Users\Admin\AppData\Local\Temp\3fe71522ce5f960304c80b97e6adb728.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2220 -
C:\Users\Admin\AppData\Local\Temp\3fe71522ce5f960304c80b97e6adb728.exe"C:\Users\Admin\AppData\Local\Temp\3fe71522ce5f960304c80b97e6adb728.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3620 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3620 -s 18083⤵
- Program crash
PID:2972
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3620 -ip 36201⤵PID:540
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\3fe71522ce5f960304c80b97e6adb728.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3