Analysis
-
max time kernel
138s -
max time network
102s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
09-05-2024 10:10
Static task
static1
Behavioral task
behavioral1
Sample
cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe
Resource
win10v2004-20240426-en
General
-
Target
cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe
-
Size
333KB
-
MD5
a0be261297db01d0bc63e1a03ae87ae8
-
SHA1
a2c5e4e973fa879075835a71e708613d1c027b58
-
SHA256
cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c
-
SHA512
a19e3fe6e1069226eb9589ca8c01f266ab926f55c7643ab368b5caf6a6d2640de8baa7df1db41ad527220895b1fe623177e8e2318d451c54f849d0e389aa9be0
-
SSDEEP
3072:/fRpGUFCBSUX5F1gz9yc9l+q4Wid9KuQpe5604Db5bQV:xp/CBSUj1K9ya+q4vd/gQ1ob5cV
Malware Config
Extracted
Protocol: smtp- Host:
66.29.151.236 - Port:
587 - Username:
[email protected] - Password:
s9jjoVvaZchS
Extracted
agenttesla
Protocol: smtp- Host:
66.29.151.236 - Port:
587 - Username:
[email protected] - Password:
s9jjoVvaZchS - Email To:
[email protected]
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Detect ZGRat V1 34 IoCs
resource yara_rule behavioral2/memory/3704-3-0x0000000005A50000-0x0000000005C80000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-6-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-15-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-29-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-27-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-25-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-23-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-21-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-19-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-17-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-13-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-11-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-9-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-7-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-43-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-59-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-57-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-55-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-53-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-51-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-49-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-47-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-45-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-41-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-39-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-37-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-35-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-33-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-31-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-61-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-69-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-67-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-65-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-63-0x0000000005A50000-0x0000000005C7B000-memory.dmp family_zgrat_v1 -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\iotsof = "C:\\Users\\Admin\\AppData\\Roaming\\iotsof.exe" cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 51 api.ipify.org 52 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3704 set thread context of 4560 3704 cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe 96 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4560 cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe 4560 cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3704 cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe Token: SeDebugPrivilege 3704 cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe Token: SeDebugPrivilege 4560 cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3704 wrote to memory of 4560 3704 cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe 96 PID 3704 wrote to memory of 4560 3704 cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe 96 PID 3704 wrote to memory of 4560 3704 cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe 96 PID 3704 wrote to memory of 4560 3704 cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe 96 PID 3704 wrote to memory of 4560 3704 cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe 96 PID 3704 wrote to memory of 4560 3704 cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe 96 PID 3704 wrote to memory of 4560 3704 cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe 96 PID 3704 wrote to memory of 4560 3704 cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe 96
Processes
-
C:\Users\Admin\AppData\Local\Temp\cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe"C:\Users\Admin\AppData\Local\Temp\cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3704 -
C:\Users\Admin\AppData\Local\Temp\cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe"C:\Users\Admin\AppData\Local\Temp\cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4560
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c.exe.log
Filesize1KB
MD5f3eb81974dc5933681e933f07209ff5f
SHA17af8cae0f1d03e82daaf784df9886705685baac7
SHA256e82069884dd428bd6a1c67fe00c5fa56f9c4d62b538b694694a699588f1f4ab2
SHA512d9aa3871dffb76c8a73a7940fa03bbc9b65cf575cbd07f7c1fbf490cb0f3d670415eaef0bf79e34689f61ab3cdfbb104efdef004becc12e54b501f02f948aaff