agenttesla | 378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512

General

Target

378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
Size

628KB
MD5

c2e1460408151bfafe7f52dfb4750afd
SHA1

49741ca58a04a95490df18ce1bfd697eced7e176
SHA256

378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512
SHA512

dbe5f730db165faa34563e1e967229568ac6deef0e1187e549b8d479f3cad1ad1dd85dfa598b8c7174ddd4d836a9da190e3b8d4e75b571f1b81bed9eab112f32
SSDEEP

12288:qa5Wgd2+vQo6mVoZZmcwJE4w6W0AYesYASN3hE5D84qI:ugd0oVI94w6WFjZASN3q5A4B

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://discord.com/api/webhooks/1222063930139086928/2Vg1Z1z7AWyTYIiICGAds8u69Kb-0e0rknSGkQxVLW2pI6G-7AwX8FCkrKw70QfPItcz

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1096-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1096-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables Discord URL observed in first stage droppers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1096-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DiscordURL

Detects executables packed with SmartAssembly 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4080-8-0x0000000005C40000-0x0000000005C4C000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1096-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1096-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1096-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1096-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service
T1102

Processes:

flow ioc

39 discord.com
40 discord.com
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

36 api.ipify.org
37 api.ipify.org

flow	ioc
39	discord.com
40	discord.com

flow	ioc
36	api.ipify.org
37	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe

description	pid	process	target process
PID 4080 set thread context of 1096	4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1124 1096 WerFault.exe 378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe

pid	pid_target	process	target process
1124	1096	WerFault.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

Processes:

378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe

pid	process
4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
1096	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
1096	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
1096	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe

description	pid	process
Token: SeDebugPrivilege	4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
Token: SeDebugPrivilege	1096	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe

description	pid	process	target process
PID 4080 wrote to memory of 1096	4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
PID 4080 wrote to memory of 1096	4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
PID 4080 wrote to memory of 1096	4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
PID 4080 wrote to memory of 1096	4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
PID 4080 wrote to memory of 1096	4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
PID 4080 wrote to memory of 1096	4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
PID 4080 wrote to memory of 1096	4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
PID 4080 wrote to memory of 1096	4080	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe

C:\Users\Admin\AppData\Local\Temp\378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
"C:\Users\Admin\AppData\Local\Temp\378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4080

C:\Users\Admin\AppData\Local\Temp\378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
"C:\Users\Admin\AppData\Local\Temp\378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1096

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 2136
3⤵
- Program crash
PID:1124

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1096 -ip 1096
1⤵
PID:1220

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1408 --field-trial-handle=2676,i,447940133669489189,1353734109898858672,262144 --variations-seed-version /prefetch:8
1⤵
PID:2524

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4

T1005

Exfiltration

Command and Control

Web Service

1

T1102

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1096-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1096-19-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/1096-18-0x00000000066C0000-0x0000000006710000-memory.dmp

Filesize
320KB

Download
memory/1096-17-0x0000000005170000-0x00000000051D6000-memory.dmp

Filesize
408KB

Download
memory/1096-15-0x0000000004F90000-0x0000000004FA0000-memory.dmp

Filesize
64KB

Download
memory/1096-14-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/4080-4-0x0000000005C50000-0x0000000005C60000-memory.dmp

Filesize
64KB

Download
memory/4080-7-0x0000000005C30000-0x0000000005C42000-memory.dmp

Filesize
72KB

Download
memory/4080-8-0x0000000005C40000-0x0000000005C4C000-memory.dmp

Filesize
48KB

Download
memory/4080-9-0x0000000008340000-0x00000000083C4000-memory.dmp

Filesize
528KB

Download
memory/4080-10-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/4080-11-0x0000000005C50000-0x0000000005C60000-memory.dmp

Filesize
64KB

Download
memory/4080-6-0x0000000005C60000-0x0000000005CFC000-memory.dmp

Filesize
624KB

Download
memory/4080-5-0x00000000059A0000-0x00000000059AA000-memory.dmp

Filesize
40KB

Download
memory/4080-16-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/4080-0-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/4080-3-0x0000000005A10000-0x0000000005AA2000-memory.dmp

Filesize
584KB

Download
memory/4080-2-0x0000000005FC0000-0x0000000006564000-memory.dmp

Filesize
5.6MB

Download
memory/4080-1-0x0000000000F10000-0x0000000000FB2000-memory.dmp

Filesize
648KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads