agenttesla | b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd

General

Target

b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe
Size

748KB
MD5

f6506094f538588df177ee0a22247fb6
SHA1

f7c6cd23f36bf0f2172e7a9cc4339c2823b044c7
SHA256

b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd
SHA512

23a6d6b2d2c2b78eea70438f9eb32b89f9f82def5467e1c923a75804c00b8f39edc7debbc8bc7f0fb9aba716a443cefe68e223d4793bc73969c6b9e455ba90dc

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.gascuenca.es
Port:
587
Username:
[email protected]
Password:
gasW204@Z7

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1116-64-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/1116-65-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/1116-66-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/1116-67-0x000000000045556E-mapping.dmp	family_agenttesla
behavioral1/memory/1116-69-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/1116-71-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

Processes:

b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe

description	pid	process	target process
PID 1664 set thread context of 1116	1664	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1692 schtasks.exe

pid	process
1692	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe

pid	process
1116	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe
1116	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe

description pid process

Token: SeDebugPrivilege 1116 b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe

description	pid	process
Token: SeDebugPrivilege	1116	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe

description	pid	process	target process
PID 1664 wrote to memory of 1692	1664	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe	schtasks.exe
PID 1664 wrote to memory of 1692	1664	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe	schtasks.exe
PID 1664 wrote to memory of 1692	1664	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe	schtasks.exe
PID 1664 wrote to memory of 1692	1664	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe	schtasks.exe
PID 1664 wrote to memory of 1116	1664	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe
PID 1664 wrote to memory of 1116	1664	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe
PID 1664 wrote to memory of 1116	1664	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe
PID 1664 wrote to memory of 1116	1664	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe
PID 1664 wrote to memory of 1116	1664	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe
PID 1664 wrote to memory of 1116	1664	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe
PID 1664 wrote to memory of 1116	1664	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe
PID 1664 wrote to memory of 1116	1664	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe
PID 1664 wrote to memory of 1116	1664	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe	b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe

C:\Users\Admin\AppData\Local\Temp\b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe
"C:\Users\Admin\AppData\Local\Temp\b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1664

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ysOLTVsazpt" /XML "C:\Users\Admin\AppData\Local\Temp\tmp26C3.tmp"
2⤵
- Creates scheduled task(s)
PID:1692

C:\Users\Admin\AppData\Local\Temp\b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe
"C:\Users\Admin\AppData\Local\Temp\b4548f80faa40eabc7185577225674cd1d12a69660fd5dd84e02cc5829212efd.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1116

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp26C3.tmp

Filesize
1KB

MD5
884d86c690e4148bfc64d4aed1a8e70a

SHA1
69763dd7473e483bb4bad11eb7538005a5a282dd

SHA256
9dde9b63e728c7797d300f75659e68e1c703178c7e07d5ffc5ba539a590ddc21

SHA512
ae133591c7207fe99594bd0933d26f9f381344a1b655103bf66fe25ce193d0a57dcd25cf7876aacec6b89f8076b2d672f73e7d96d4cdf0c76dc54852625e0581

Download Submit
memory/1116-64-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1116-66-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1116-71-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1116-69-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1116-67-0x000000000045556E-mapping.dmp

Download
memory/1116-65-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1116-61-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1116-62-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1664-54-0x0000000000160000-0x0000000000222000-memory.dmp

Filesize
776KB

Download
memory/1664-55-0x0000000075AE1000-0x0000000075AE3000-memory.dmp

Filesize
8KB

Download
memory/1664-56-0x0000000000460000-0x0000000000470000-memory.dmp

Filesize
64KB

Download
memory/1664-58-0x0000000004C20000-0x0000000004C8A000-memory.dmp

Filesize
424KB

Download
memory/1664-57-0x0000000005590000-0x000000000561C000-memory.dmp

Filesize
560KB

Download
memory/1692-59-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads