agenttesla | 155fd2e71fa6a2962d5353bc3a2c307b06fc6b04ad205f50733e6e0e635c09ec

General

Target

DO2001399_pdf.exe
Size

16KB
MD5

98b3084239191f071af134303a3c7d75
SHA1

f6df381c2328237993afff623d10427192af1bfb
SHA256

155fd2e71fa6a2962d5353bc3a2c307b06fc6b04ad205f50733e6e0e635c09ec
SHA512

c66cf91f2924b0ff6d611088a2e087b72e7221e3efc4ed54372d2a0002fa0c335ef7c1d7e250637bbdf01fe3ff6aa8acb9dd197bb9a2444db2327593f508d51b

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

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/1496-9-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1496-10-0x0000000000446C9E-mapping.dmp	family_agenttesla
behavioral1/memory/1496-12-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

DO2001399_pdf.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Windows\CurrentVersion\Run\NewApp = "C:\\Users\\Admin\\AppData\\Roaming\\NewApp\\NewApp.exe"	DO2001399_pdf.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 11 IoCs

Processes:

DO2001399_pdf.exe

pid	process
1088	DO2001399_pdf.exe
1088	DO2001399_pdf.exe
1088	DO2001399_pdf.exe
1088	DO2001399_pdf.exe
1088	DO2001399_pdf.exe
1088	DO2001399_pdf.exe
1088	DO2001399_pdf.exe
1088	DO2001399_pdf.exe
1088	DO2001399_pdf.exe
1088	DO2001399_pdf.exe
1088	DO2001399_pdf.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

DO2001399_pdf.exe

description pid process target process

PID 1088 set thread context of 1496 1088 DO2001399_pdf.exe DO2001399_pdf.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1604 timeout.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

DO2001399_pdf.exeDO2001399_pdf.exe

pid process

1088 DO2001399_pdf.exe
1088 DO2001399_pdf.exe
1088 DO2001399_pdf.exe
1496 DO2001399_pdf.exe
1496 DO2001399_pdf.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

DO2001399_pdf.exeDO2001399_pdf.exe

description pid process

Token: SeDebugPrivilege 1088 DO2001399_pdf.exe
Token: SeDebugPrivilege 1496 DO2001399_pdf.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

DO2001399_pdf.exe

pid process

1496 DO2001399_pdf.exe

description	pid	process	target process
PID 1088 set thread context of 1496	1088	DO2001399_pdf.exe	DO2001399_pdf.exe

pid	process
1604	timeout.exe

description	pid	process
Token: SeDebugPrivilege	1088	DO2001399_pdf.exe
Token: SeDebugPrivilege	1496	DO2001399_pdf.exe

pid	process
1496	DO2001399_pdf.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

DO2001399_pdf.execmd.exe

description	pid	process	target process
PID 1088 wrote to memory of 1364	1088	DO2001399_pdf.exe	cmd.exe
PID 1088 wrote to memory of 1364	1088	DO2001399_pdf.exe	cmd.exe
PID 1088 wrote to memory of 1364	1088	DO2001399_pdf.exe	cmd.exe
PID 1088 wrote to memory of 1364	1088	DO2001399_pdf.exe	cmd.exe
PID 1364 wrote to memory of 1604	1364	cmd.exe	timeout.exe
PID 1364 wrote to memory of 1604	1364	cmd.exe	timeout.exe
PID 1364 wrote to memory of 1604	1364	cmd.exe	timeout.exe
PID 1364 wrote to memory of 1604	1364	cmd.exe	timeout.exe
PID 1088 wrote to memory of 1496	1088	DO2001399_pdf.exe	DO2001399_pdf.exe
PID 1088 wrote to memory of 1496	1088	DO2001399_pdf.exe	DO2001399_pdf.exe
PID 1088 wrote to memory of 1496	1088	DO2001399_pdf.exe	DO2001399_pdf.exe
PID 1088 wrote to memory of 1496	1088	DO2001399_pdf.exe	DO2001399_pdf.exe
PID 1088 wrote to memory of 1496	1088	DO2001399_pdf.exe	DO2001399_pdf.exe
PID 1088 wrote to memory of 1496	1088	DO2001399_pdf.exe	DO2001399_pdf.exe
PID 1088 wrote to memory of 1496	1088	DO2001399_pdf.exe	DO2001399_pdf.exe
PID 1088 wrote to memory of 1496	1088	DO2001399_pdf.exe	DO2001399_pdf.exe
PID 1088 wrote to memory of 1496	1088	DO2001399_pdf.exe	DO2001399_pdf.exe

C:\Users\Admin\AppData\Local\Temp\DO2001399_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\DO2001399_pdf.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1088

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout 1
2⤵
- Suspicious use of WriteProcessMemory
PID:1364

C:\Windows\SysWOW64\timeout.exe
timeout 1
3⤵
- Delays execution with timeout.exe
PID:1604

C:\Users\Admin\AppData\Local\Temp\DO2001399_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\DO2001399_pdf.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1496

Network

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

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1088-2-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/1088-3-0x0000000000AA0000-0x0000000000AA1000-memory.dmp

Filesize
4KB

Download
memory/1088-5-0x00000000004C0000-0x00000000004C1000-memory.dmp

Filesize
4KB

Download
memory/1088-6-0x0000000000520000-0x0000000000576000-memory.dmp

Filesize
344KB

Download
memory/1364-7-0x0000000000000000-mapping.dmp

Download
memory/1496-9-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1496-10-0x0000000000446C9E-mapping.dmp

Download
memory/1496-11-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/1496-12-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1496-14-0x0000000004F20000-0x0000000004F21000-memory.dmp

Filesize
4KB

Download
memory/1496-15-0x0000000004F21000-0x0000000004F22000-memory.dmp

Filesize
4KB

Download
memory/1604-8-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads