agenttesla | e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4

General

Target

e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exe
Size

878KB
MD5

52b43c946e57e59389fe82b6fbe5ce0e
SHA1

bb0dc81cce768f1fd028bd1e0f2c1e04cb33c53e
SHA256

e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4
SHA512

1ab490914da330dcb251bfe9d0a179c1b923da8d7da44187466b3bcffb93b39df825d09119aae96689f6c86bd50aa67b08a1fc93b2fbb343081701b2395d84fd

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
wasstech.com
Port:
587
Username:
newsbulletin@wasstech.com
Password:
Sunray2700@@

Signatures

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

Detects AgentTesla XORed config. 3 IoCs

Detects AgentTesla XORed config.

Processes:

resource	yara_rule
behavioral2/memory/508-126-0x000000000043762E-mapping.dmp	AGENTTESLA_XOR_CONFIG
behavioral2/memory/508-125-0x0000000000400000-0x000000000043C000-memory.dmp	AGENTTESLA_XOR_CONFIG
behavioral2/memory/508-131-0x0000000005670000-0x0000000005B6E000-memory.dmp	AGENTTESLA_XOR_CONFIG

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/508-126-0x000000000043762E-mapping.dmp	family_agenttesla
behavioral2/memory/508-125-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/508-131-0x0000000005670000-0x0000000005B6E000-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-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exe

description	pid	process	target process
PID 1736 set thread context of 508	1736	e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exe	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exeRegSvcs.exe

pid	process
1736	e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exe
1736	e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exe
1736	e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exe
1736	e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exe
508	RegSvcs.exe
508	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1736	e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exe
Token: SeDebugPrivilege	508	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exe

description	pid	process	target process
PID 1736 wrote to memory of 508	1736	e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exe	RegSvcs.exe
PID 1736 wrote to memory of 508	1736	e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exe	RegSvcs.exe
PID 1736 wrote to memory of 508	1736	e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exe	RegSvcs.exe
PID 1736 wrote to memory of 508	1736	e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exe	RegSvcs.exe
PID 1736 wrote to memory of 508	1736	e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exe	RegSvcs.exe
PID 1736 wrote to memory of 508	1736	e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exe	RegSvcs.exe
PID 1736 wrote to memory of 508	1736	e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exe	RegSvcs.exe
PID 1736 wrote to memory of 508	1736	e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exe
"C:\Users\Admin\AppData\Local\Temp\e3d5c11d31e846fdd97aa30d811ab0394125b274f6d0c5b8fde33018d9cc4dd4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1736

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:508

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/508-126-0x000000000043762E-mapping.dmp

Download
memory/508-133-0x0000000006460000-0x0000000006461000-memory.dmp

Filesize
4KB

Download
memory/508-132-0x0000000005820000-0x0000000005821000-memory.dmp

Filesize
4KB

Download
memory/508-131-0x0000000005670000-0x0000000005B6E000-memory.dmp

Filesize
5.0MB

Download
memory/508-125-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1736-121-0x0000000005A50000-0x0000000005F4E000-memory.dmp

Filesize
5.0MB

Download
memory/1736-114-0x0000000000F50000-0x0000000000F51000-memory.dmp

Filesize
4KB

Download
memory/1736-122-0x0000000005F20000-0x0000000005F29000-memory.dmp

Filesize
36KB

Download
memory/1736-123-0x0000000001920000-0x000000000199F000-memory.dmp

Filesize
508KB

Download
memory/1736-124-0x000000000A3F0000-0x000000000A432000-memory.dmp

Filesize
264KB

Download
memory/1736-120-0x0000000005B10000-0x0000000005B11000-memory.dmp

Filesize
4KB

Download
memory/1736-119-0x00000000033D0000-0x00000000033D1000-memory.dmp

Filesize
4KB

Download
memory/1736-118-0x0000000005940000-0x0000000005941000-memory.dmp

Filesize
4KB

Download
memory/1736-117-0x0000000005F50000-0x0000000005F51000-memory.dmp

Filesize
4KB

Download
memory/1736-116-0x0000000003520000-0x0000000003521000-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