Analysis
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max time kernel
151s -
max time network
171s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
25-12-2023 18:19
Static task
static1
Behavioral task
behavioral1
Sample
33fe683a4f96d2b64616814f7473f9ad.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
33fe683a4f96d2b64616814f7473f9ad.exe
Resource
win10v2004-20231215-en
General
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Target
33fe683a4f96d2b64616814f7473f9ad.exe
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Size
486KB
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MD5
33fe683a4f96d2b64616814f7473f9ad
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SHA1
1dfecff86628341cb0f5208c6957a970e2729a99
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SHA256
4b6d2d4d20ed03f56ffffc9c92549c99b7bd4494c7335790e9cae0e0b5824193
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SHA512
3e8ae602b91151780f6b0c58f3409f19d7680ffd6bd979ee9c380966cf9442de06f031af4162da82204f87317c68bd59dc14a737e5e189b58171f343fd0963aa
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SSDEEP
12288:tqXS3Nv68mo+UmaKOmGa1NoigDRlBda3w:wQtFYUUJUDX/a
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot1846829589:AAHSsEDTKvDOQ17YrNRY5_FXv5z4mpfGRIc/sendMessage?chat_id=1407381447
Signatures
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Detect ZGRat V1 34 IoCs
resource yara_rule behavioral2/memory/4708-10-0x0000000007F00000-0x0000000007F80000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-12-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-16-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-28-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-44-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-60-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-66-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-70-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-74-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-72-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-68-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-64-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-62-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-58-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-56-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-54-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-52-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-50-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-48-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-46-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-42-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-40-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-38-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-36-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-34-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-32-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-30-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-26-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-24-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-22-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-20-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-18-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-14-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 behavioral2/memory/4708-11-0x0000000007F00000-0x0000000007F7B000-memory.dmp family_zgrat_v1 -
Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/464-2442-0x0000000000400000-0x0000000000426000-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 64 checkip.dyndns.org 70 freegeoip.app 71 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4708 set thread context of 464 4708 33fe683a4f96d2b64616814f7473f9ad.exe 99 -
Program crash 1 IoCs
pid pid_target Process procid_target 3940 464 WerFault.exe 99 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4708 33fe683a4f96d2b64616814f7473f9ad.exe 4708 33fe683a4f96d2b64616814f7473f9ad.exe 464 33fe683a4f96d2b64616814f7473f9ad.exe 464 33fe683a4f96d2b64616814f7473f9ad.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4708 33fe683a4f96d2b64616814f7473f9ad.exe Token: SeDebugPrivilege 464 33fe683a4f96d2b64616814f7473f9ad.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4708 wrote to memory of 464 4708 33fe683a4f96d2b64616814f7473f9ad.exe 99 PID 4708 wrote to memory of 464 4708 33fe683a4f96d2b64616814f7473f9ad.exe 99 PID 4708 wrote to memory of 464 4708 33fe683a4f96d2b64616814f7473f9ad.exe 99 PID 4708 wrote to memory of 464 4708 33fe683a4f96d2b64616814f7473f9ad.exe 99 PID 4708 wrote to memory of 464 4708 33fe683a4f96d2b64616814f7473f9ad.exe 99 PID 4708 wrote to memory of 464 4708 33fe683a4f96d2b64616814f7473f9ad.exe 99 PID 4708 wrote to memory of 464 4708 33fe683a4f96d2b64616814f7473f9ad.exe 99 PID 4708 wrote to memory of 464 4708 33fe683a4f96d2b64616814f7473f9ad.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\33fe683a4f96d2b64616814f7473f9ad.exe"C:\Users\Admin\AppData\Local\Temp\33fe683a4f96d2b64616814f7473f9ad.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4708 -
C:\Users\Admin\AppData\Local\Temp\33fe683a4f96d2b64616814f7473f9ad.exeC:\Users\Admin\AppData\Local\Temp\33fe683a4f96d2b64616814f7473f9ad.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:464 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 464 -s 18083⤵
- Program crash
PID:3940
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 464 -ip 4641⤵PID:1916