agenttesla | 372a1eff95efebac004946b062fafd38a69b2f9c4d2c900335b22353a4646d2e

General

Target

QTN TECHN 80654.exe
Size

1.7MB
MD5

78cc790e0eb562e9dde6d6daf206f852
SHA1

d9ad1c34313400f6f102b6f989d5004e540f74d4
SHA256

372a1eff95efebac004946b062fafd38a69b2f9c4d2c900335b22353a4646d2e
SHA512

71ba7b464f3559ea9e818942949b849dce24b2ebbf2bbaf1355091abdc7f7dfdfb18861266e34b000f082081bf62e0bb356ff9a014976721ad4261e5644c2aff

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.buynsell.com.pk
Port:
587
Username:
accounts@buynsell.com.pk
Password:
9DdbVxrWBXPq

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/704-67-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/704-68-0x000000000043799E-mapping.dmp	family_agenttesla
behavioral1/memory/704-69-0x0000000000400000-0x000000000043C000-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\NewApp = "C:\\Users\\Admin\\AppData\\Roaming\\NewApp\\NewApp.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

QTN TECHN 80654.exe

description pid process target process

PID 1072 set thread context of 704 1072 QTN TECHN 80654.exe RegSvcs.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

524 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

QTN TECHN 80654.exeRegSvcs.exe

pid process

1072 QTN TECHN 80654.exe
1072 QTN TECHN 80654.exe
704 RegSvcs.exe
704 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

QTN TECHN 80654.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 1072 QTN TECHN 80654.exe
Token: SeDebugPrivilege 704 RegSvcs.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RegSvcs.exe

pid process

704 RegSvcs.exe

description	pid	process	target process
PID 1072 set thread context of 704	1072	QTN TECHN 80654.exe	RegSvcs.exe

pid	process
524	schtasks.exe

pid	process
1072	QTN TECHN 80654.exe
1072	QTN TECHN 80654.exe
704	RegSvcs.exe
704	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1072	QTN TECHN 80654.exe
Token: SeDebugPrivilege	704	RegSvcs.exe

pid	process
704	RegSvcs.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

QTN TECHN 80654.exe

description	pid	process	target process
PID 1072 wrote to memory of 524	1072	QTN TECHN 80654.exe	schtasks.exe
PID 1072 wrote to memory of 524	1072	QTN TECHN 80654.exe	schtasks.exe
PID 1072 wrote to memory of 524	1072	QTN TECHN 80654.exe	schtasks.exe
PID 1072 wrote to memory of 524	1072	QTN TECHN 80654.exe	schtasks.exe
PID 1072 wrote to memory of 704	1072	QTN TECHN 80654.exe	RegSvcs.exe
PID 1072 wrote to memory of 704	1072	QTN TECHN 80654.exe	RegSvcs.exe
PID 1072 wrote to memory of 704	1072	QTN TECHN 80654.exe	RegSvcs.exe
PID 1072 wrote to memory of 704	1072	QTN TECHN 80654.exe	RegSvcs.exe
PID 1072 wrote to memory of 704	1072	QTN TECHN 80654.exe	RegSvcs.exe
PID 1072 wrote to memory of 704	1072	QTN TECHN 80654.exe	RegSvcs.exe
PID 1072 wrote to memory of 704	1072	QTN TECHN 80654.exe	RegSvcs.exe
PID 1072 wrote to memory of 704	1072	QTN TECHN 80654.exe	RegSvcs.exe
PID 1072 wrote to memory of 704	1072	QTN TECHN 80654.exe	RegSvcs.exe
PID 1072 wrote to memory of 704	1072	QTN TECHN 80654.exe	RegSvcs.exe
PID 1072 wrote to memory of 704	1072	QTN TECHN 80654.exe	RegSvcs.exe
PID 1072 wrote to memory of 704	1072	QTN TECHN 80654.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\QTN TECHN 80654.exe
"C:\Users\Admin\AppData\Local\Temp\QTN TECHN 80654.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1072

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CFsglLfaDHbcrw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1822.tmp"
2⤵
- Creates scheduled task(s)
PID:524

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Drops file in Drivers directory
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:704

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp1822.tmp
MD5
d440d910b1c7428485b441531baf3ed5

SHA1
370d0ba0254362374e051c3a05235fae3f7278ff

SHA256
8677b4f5a3b8da4eb493291164ebac153955eb654a85702fabc7bb045f40fdcb

SHA512
7346ea598d092419db0a4510c8e58c0deecf513a89f42b049aaebf65607eebc7cea5338c0f63a9cc0d6497c4870b75b3a9be577f537940664300fa3267ad948b

Download Submit
memory/524-65-0x0000000000000000-mapping.dmp

Download
memory/704-67-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/704-68-0x000000000043799E-mapping.dmp

Download
memory/704-69-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/704-71-0x0000000004B10000-0x0000000004B11000-memory.dmp

Filesize
4KB

Download
memory/704-72-0x0000000004B11000-0x0000000004B12000-memory.dmp

Filesize
4KB

Download
memory/1072-59-0x0000000000900000-0x0000000000901000-memory.dmp

Filesize
4KB

Download
memory/1072-61-0x0000000006F10000-0x0000000006F11000-memory.dmp

Filesize
4KB

Download
memory/1072-62-0x00000000008F0000-0x00000000008F2000-memory.dmp

Filesize
8KB

Download
memory/1072-63-0x0000000007690000-0x000000000770B000-memory.dmp

Filesize
492KB

Download
memory/1072-64-0x0000000000AC0000-0x0000000000AF9000-memory.dmp

Filesize
228KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads