agenttesla | 0b12989e32cb7fd51824f5ad2d7e64e7535febf42d63c84626f6fb0a9a69b316

General

Target

Bank details.exe
Size

423KB
MD5

3bf82d500366aa323bab9365a2300c9a
SHA1

9228407c77e24e119e903a0aeffbc6b0ae6dfa0e
SHA256

d27fd6c029cf8ee94e3765d738300478d94ce269c91b27e883b607684a86e393
SHA512

1bb55271378bca6be0b6773325e1542ea29e1d84fc589415ff2c364c1d81472194b51df9f39c37c62a0785255f256f1773dd65bc36f726e8eddad65e6a8402d7

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
uscentral50.myserverhosts.com
Port:
587
Username:
sales@radheatwaters.com
Password:
waters@789

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/1000-66-0x000000000043760E-mapping.dmp	family_agenttesla
behavioral1/memory/1000-65-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1000-67-0x0000000000400000-0x000000000043C000-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-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Bank details.exe

description pid process target process

PID 2000 set thread context of 1000 2000 Bank details.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Bank details.exeRegSvcs.exe

pid process

2000 Bank details.exe
2000 Bank details.exe
1000 RegSvcs.exe
1000 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Bank details.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 2000 Bank details.exe
Token: SeDebugPrivilege 1000 RegSvcs.exe

description	pid	process	target process
PID 2000 set thread context of 1000	2000	Bank details.exe	RegSvcs.exe

pid	process
2000	Bank details.exe
2000	Bank details.exe
1000	RegSvcs.exe
1000	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2000	Bank details.exe
Token: SeDebugPrivilege	1000	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Bank details.exe

description	pid	process	target process
PID 2000 wrote to memory of 1000	2000	Bank details.exe	RegSvcs.exe
PID 2000 wrote to memory of 1000	2000	Bank details.exe	RegSvcs.exe
PID 2000 wrote to memory of 1000	2000	Bank details.exe	RegSvcs.exe
PID 2000 wrote to memory of 1000	2000	Bank details.exe	RegSvcs.exe
PID 2000 wrote to memory of 1000	2000	Bank details.exe	RegSvcs.exe
PID 2000 wrote to memory of 1000	2000	Bank details.exe	RegSvcs.exe
PID 2000 wrote to memory of 1000	2000	Bank details.exe	RegSvcs.exe
PID 2000 wrote to memory of 1000	2000	Bank details.exe	RegSvcs.exe
PID 2000 wrote to memory of 1000	2000	Bank details.exe	RegSvcs.exe
PID 2000 wrote to memory of 1000	2000	Bank details.exe	RegSvcs.exe
PID 2000 wrote to memory of 1000	2000	Bank details.exe	RegSvcs.exe
PID 2000 wrote to memory of 1000	2000	Bank details.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Bank details.exe
"C:\Users\Admin\AppData\Local\Temp\Bank details.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2000

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:1000

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/1000-66-0x000000000043760E-mapping.dmp

Download
memory/1000-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1000-67-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1000-69-0x0000000000B10000-0x0000000000B11000-memory.dmp

Filesize
4KB

Download
memory/1000-70-0x0000000000B11000-0x0000000000B12000-memory.dmp

Filesize
4KB

Download
memory/2000-59-0x00000000010D0000-0x00000000010D1000-memory.dmp

Filesize
4KB

Download
memory/2000-61-0x0000000004F90000-0x0000000004F91000-memory.dmp

Filesize
4KB

Download
memory/2000-62-0x0000000000480000-0x0000000000487000-memory.dmp

Filesize
28KB

Download
memory/2000-63-0x0000000004EE0000-0x0000000004F3C000-memory.dmp

Filesize
368KB

Download
memory/2000-64-0x0000000000C10000-0x0000000000C4C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads