agenttesla | 5c4676ef5bd6f6d10826944d9e51efadb58fbbb936ff5f10d7aa91235c35946d

General

Target

PO-no 74GW0942.exe
Size

837KB
MD5

4cde3609b918d4ef83a1f50dd0e6bc8e
SHA1

69878bfdfe1b730f802bfa6ad515efdef96aa43f
SHA256

5c4676ef5bd6f6d10826944d9e51efadb58fbbb936ff5f10d7aa91235c35946d
SHA512

7def65260ab6f04c0b4e3af4754e54d28bd6a289152692f047915b2cc9fb5f799ae47a605efe401f1e606b0c7f787be13b68ac1ec67ba88539a12d041c6d8f5f

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
project2021blessinggoodgood2+me

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1728-67-0x000000000043763E-mapping.dmp	family_agenttesla
behavioral1/memory/1728-66-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1728-68-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

RegSvcs.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts RegSvcs.exe

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Windows\CurrentVersion\Run\AvrzbM = "C:\\Users\\Admin\\AppData\\Roaming\\AvrzbM\\AvrzbM.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PO-no 74GW0942.exe

description pid process target process

PID 1056 set thread context of 1728 1056 PO-no 74GW0942.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

PO-no 74GW0942.exeRegSvcs.exe

pid process

1056 PO-no 74GW0942.exe
1056 PO-no 74GW0942.exe
1056 PO-no 74GW0942.exe
1728 RegSvcs.exe
1728 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PO-no 74GW0942.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 1056 PO-no 74GW0942.exe
Token: SeDebugPrivilege 1728 RegSvcs.exe

description	pid	process	target process
PID 1056 set thread context of 1728	1056	PO-no 74GW0942.exe	RegSvcs.exe

pid	process
1056	PO-no 74GW0942.exe
1056	PO-no 74GW0942.exe
1056	PO-no 74GW0942.exe
1728	RegSvcs.exe
1728	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1056	PO-no 74GW0942.exe
Token: SeDebugPrivilege	1728	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

PO-no 74GW0942.exe

description	pid	process	target process
PID 1056 wrote to memory of 1728	1056	PO-no 74GW0942.exe	RegSvcs.exe
PID 1056 wrote to memory of 1728	1056	PO-no 74GW0942.exe	RegSvcs.exe
PID 1056 wrote to memory of 1728	1056	PO-no 74GW0942.exe	RegSvcs.exe
PID 1056 wrote to memory of 1728	1056	PO-no 74GW0942.exe	RegSvcs.exe
PID 1056 wrote to memory of 1728	1056	PO-no 74GW0942.exe	RegSvcs.exe
PID 1056 wrote to memory of 1728	1056	PO-no 74GW0942.exe	RegSvcs.exe
PID 1056 wrote to memory of 1728	1056	PO-no 74GW0942.exe	RegSvcs.exe
PID 1056 wrote to memory of 1728	1056	PO-no 74GW0942.exe	RegSvcs.exe
PID 1056 wrote to memory of 1728	1056	PO-no 74GW0942.exe	RegSvcs.exe
PID 1056 wrote to memory of 1728	1056	PO-no 74GW0942.exe	RegSvcs.exe
PID 1056 wrote to memory of 1728	1056	PO-no 74GW0942.exe	RegSvcs.exe
PID 1056 wrote to memory of 1728	1056	PO-no 74GW0942.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\PO-no 74GW0942.exe
"C:\Users\Admin\AppData\Local\Temp\PO-no 74GW0942.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1056

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
- Drops file in Drivers directory
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1728

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1056-59-0x0000000001280000-0x0000000001281000-memory.dmp

Filesize
4KB

Download
memory/1056-61-0x0000000000DD0000-0x0000000000DD1000-memory.dmp

Filesize
4KB

Download
memory/1056-62-0x0000000000DA0000-0x0000000000DA9000-memory.dmp

Filesize
36KB

Download
memory/1056-63-0x000000007EF40000-0x000000007EF41000-memory.dmp

Filesize
4KB

Download
memory/1056-64-0x0000000005490000-0x000000000550E000-memory.dmp

Filesize
504KB

Download
memory/1056-65-0x0000000004EE0000-0x0000000004F29000-memory.dmp

Filesize
292KB

Download
memory/1728-67-0x000000000043763E-mapping.dmp

Download
memory/1728-66-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1728-68-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1728-70-0x0000000004B30000-0x0000000004B31000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads