agenttesla | 143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2

General

Target

143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
Size

668KB
MD5

a4e1da4de6991f0e7e6de4ab3497563c
SHA1

55fa99225cb02841d4b8bd4d207831f8631fe855
SHA256

143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2
SHA512

6c7dbda6d53963f5f20a150cc56f537d86a397f63e214c98ce78f110481cecdd2c36219a9ea9af17376d5ab0e1f6b86dfc4fdadcfa10529960de01660344d59c
SSDEEP

12288:Gf2Ov+kR/c07tYZLyOJ1nlffll8QNOBf7sjqDz6/wM5pu+BfjhKfAie:wFRU0BYZOEvlHkojSz63tKbe

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
v116306.kasserver.com
Port:
587
Username:
[email protected]
Password:
T7qkM5vwo3t47fFh

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
v116306.kasserver.com
Port:
587
Username:
[email protected]
Password:
T7qkM5vwo3t47fFh
Email To:
[email protected]

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/4772-6-0x0000000000400000-0x0000000000444000-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/4772-6-0x0000000000400000-0x0000000000444000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with or use KoiVM 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1384-5-0x00000185C9BF0000-0x00000185C9C88000-memory.dmp	INDICATOR_EXE_Packed_KoiVM

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

Processes:

resource	yara_rule
behavioral2/memory/4772-6-0x0000000000400000-0x0000000000444000-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/4772-6-0x0000000000400000-0x0000000000444000-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/4772-6-0x0000000000400000-0x0000000000444000-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/4772-6-0x0000000000400000-0x0000000000444000-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

Suspicious use of SetThreadContext 1 IoCs

Processes:

143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe

description	pid	process	target process
PID 1384 set thread context of 4772	1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe	regasm.exe

Suspicious behavior: EnumeratesProcesses 33 IoCs

Processes:

143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exeregasm.exe

pid	process
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
4772	regasm.exe
4772	regasm.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exeregasm.exe

description	pid	process
Token: SeDebugPrivilege	1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
Token: SeDebugPrivilege	4772	regasm.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe

description	pid	process	target process
PID 1384 wrote to memory of 4772	1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe	regasm.exe
PID 1384 wrote to memory of 4772	1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe	regasm.exe
PID 1384 wrote to memory of 4772	1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe	regasm.exe
PID 1384 wrote to memory of 4772	1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe	regasm.exe
PID 1384 wrote to memory of 4772	1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe	regasm.exe
PID 1384 wrote to memory of 4772	1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe	regasm.exe
PID 1384 wrote to memory of 4772	1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe	regasm.exe
PID 1384 wrote to memory of 4772	1384	143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe	regasm.exe

C:\Users\Admin\AppData\Local\Temp\143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe
"C:\Users\Admin\AppData\Local\Temp\143255a5ba28e866c50698c6ba81c7aa37cc517dd3499754136be7cea093afb2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1384

C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4772

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1384-0-0x00000185AD450000-0x00000185AD468000-memory.dmp

Filesize
96KB

Download
memory/1384-1-0x00007FFA64800000-0x00007FFA652C1000-memory.dmp

Filesize
10.8MB

Download
memory/1384-2-0x00000185C7A30000-0x00000185C7A40000-memory.dmp

Filesize
64KB

Download
memory/1384-3-0x00000185C7960000-0x00000185C79D6000-memory.dmp

Filesize
472KB

Download
memory/1384-4-0x00000185AF1E0000-0x00000185AF1FE000-memory.dmp

Filesize
120KB

Download
memory/1384-5-0x00000185C9BF0000-0x00000185C9C88000-memory.dmp

Filesize
608KB

Download
memory/1384-11-0x00007FFA64800000-0x00007FFA652C1000-memory.dmp

Filesize
10.8MB

Download
memory/4772-8-0x0000000005570000-0x0000000005B14000-memory.dmp

Filesize
5.6MB

Download
memory/4772-7-0x00000000741F0000-0x00000000749A0000-memory.dmp

Filesize
7.7MB

Download
memory/4772-9-0x0000000005130000-0x0000000005140000-memory.dmp

Filesize
64KB

Download
memory/4772-10-0x0000000005030000-0x0000000005096000-memory.dmp

Filesize
408KB

Download
memory/4772-6-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/4772-12-0x0000000005CE0000-0x0000000005D30000-memory.dmp

Filesize
320KB

Download
memory/4772-13-0x0000000005F40000-0x0000000005FDC000-memory.dmp

Filesize
624KB

Download
memory/4772-14-0x0000000006400000-0x0000000006492000-memory.dmp

Filesize
584KB

Download
memory/4772-15-0x00000000063B0000-0x00000000063BA000-memory.dmp

Filesize
40KB

Download
memory/4772-16-0x00000000741F0000-0x00000000749A0000-memory.dmp

Filesize
7.7MB

Download
memory/4772-17-0x0000000005130000-0x0000000005140000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads