agenttesla | c015389d0fa4ef4d07c140c379d61cecfc1856bb7286b76c91ac00b48711fd89

General

Target

BONI APRIL_crypted.exe
Size

633KB
MD5

a58b1f671d949136a3ca0176b937c04e
SHA1

7c5581a992aaa9928a9d220710da89b7c90287bf
SHA256

de7ce4352b90f87944e8edac1f451c4088f6394b3d2c186c721ad00d9fab4370
SHA512

5e6861d0dd5ee3d851bb0ec621b7057c2059d91c1ce81d0d05a2588a588d9e8cd02ccd4d0bb023064f81c9dbc348c51b4d2716e699373445c3970db11ac7d8f9

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
a2plcpnl0347.prod.iad2.secureserver.net
Port:
587
Username:
[email protected]
Password:
Admin_123

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
behavioral2/memory/2752-126-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/2752-127-0x000000000043766E-mapping.dmp	family_agenttesla
behavioral2/memory/2752-132-0x00000000054C0000-0x00000000059BE000-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\AvrzbM = "C:\\Users\\Admin\\AppData\\Roaming\\AvrzbM\\AvrzbM.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

BONI APRIL_crypted.exe

description pid process target process

PID 3992 set thread context of 2752 3992 BONI APRIL_crypted.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

BONI APRIL_crypted.exeRegSvcs.exe

pid process

3992 BONI APRIL_crypted.exe
3992 BONI APRIL_crypted.exe
3992 BONI APRIL_crypted.exe
3992 BONI APRIL_crypted.exe
2752 RegSvcs.exe
2752 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

BONI APRIL_crypted.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 3992 BONI APRIL_crypted.exe
Token: SeDebugPrivilege 2752 RegSvcs.exe

description	pid	process	target process
PID 3992 set thread context of 2752	3992	BONI APRIL_crypted.exe	RegSvcs.exe

pid	process
3992	BONI APRIL_crypted.exe
3992	BONI APRIL_crypted.exe
3992	BONI APRIL_crypted.exe
3992	BONI APRIL_crypted.exe
2752	RegSvcs.exe
2752	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	3992	BONI APRIL_crypted.exe
Token: SeDebugPrivilege	2752	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

BONI APRIL_crypted.exe

description	pid	process	target process
PID 3992 wrote to memory of 2752	3992	BONI APRIL_crypted.exe	RegSvcs.exe
PID 3992 wrote to memory of 2752	3992	BONI APRIL_crypted.exe	RegSvcs.exe
PID 3992 wrote to memory of 2752	3992	BONI APRIL_crypted.exe	RegSvcs.exe
PID 3992 wrote to memory of 2752	3992	BONI APRIL_crypted.exe	RegSvcs.exe
PID 3992 wrote to memory of 2752	3992	BONI APRIL_crypted.exe	RegSvcs.exe
PID 3992 wrote to memory of 2752	3992	BONI APRIL_crypted.exe	RegSvcs.exe
PID 3992 wrote to memory of 2752	3992	BONI APRIL_crypted.exe	RegSvcs.exe
PID 3992 wrote to memory of 2752	3992	BONI APRIL_crypted.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\BONI APRIL_crypted.exe
"C:\Users\Admin\AppData\Local\Temp\BONI APRIL_crypted.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3992

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:2752

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2752-126-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2752-134-0x00000000061B0000-0x00000000061B1000-memory.dmp

Filesize
4KB

Download
memory/2752-133-0x00000000058F0000-0x00000000058F1000-memory.dmp

Filesize
4KB

Download
memory/2752-132-0x00000000054C0000-0x00000000059BE000-memory.dmp

Filesize
5.0MB

Download
memory/2752-127-0x000000000043766E-mapping.dmp

Download
memory/3992-119-0x0000000004EA0000-0x0000000004EA1000-memory.dmp

Filesize
4KB

Download
memory/3992-121-0x0000000004D50000-0x0000000004DEC000-memory.dmp

Filesize
624KB

Download
memory/3992-122-0x000000007E610000-0x000000007E611000-memory.dmp

Filesize
4KB

Download
memory/3992-123-0x0000000005A20000-0x0000000005A29000-memory.dmp

Filesize
36KB

Download
memory/3992-124-0x0000000005CE0000-0x0000000005D67000-memory.dmp

Filesize
540KB

Download
memory/3992-125-0x0000000000E90000-0x0000000000EDD000-memory.dmp

Filesize
308KB

Download
memory/3992-120-0x0000000005000000-0x0000000005001000-memory.dmp

Filesize
4KB

Download
memory/3992-114-0x0000000000540000-0x0000000000541000-memory.dmp

Filesize
4KB

Download
memory/3992-118-0x0000000004F60000-0x0000000004F61000-memory.dmp

Filesize
4KB

Download
memory/3992-117-0x00000000053C0000-0x00000000053C1000-memory.dmp

Filesize
4KB

Download
memory/3992-116-0x0000000004DF0000-0x0000000004DF1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads