agenttesla | 45fde804068d4fdd834fbabc35029ee0d8e427b7e5e32b4fd62cd17fee36b8de

General

Target

Detailed Purchase Order01.2021.exe
Size

8KB
MD5

f493f20d27aa4269b09b0a3881ecaac0
SHA1

bfbc64ee6a0fe1d0e6a2701292a11bb8e9110d27
SHA256

45fde804068d4fdd834fbabc35029ee0d8e427b7e5e32b4fd62cd17fee36b8de
SHA512

bf8e67d017a78a53640745678b63e90ee7c8f1770deece440c599abb0e85c104e6ef395e61ddcd425602ef2b4b1fdd05c2ee752f76fc4a392d67c9e3b3e1904d

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1494338746:AAEtAlBQtiLQKz5ru-Jz1x8MkG_cpW_bGh4/sendDocument

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/1932-8-0x000000000043775E-mapping.dmp	family_agenttesla
behavioral1/memory/1932-7-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1932-10-0x0000000000400000-0x000000000043C000-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
Suspicious use of SetThreadContext 1 IoCs

Processes:

Detailed Purchase Order01.2021.exe

description pid process target process

PID 892 set thread context of 1932 892 Detailed Purchase Order01.2021.exe Detailed Purchase Order01.2021.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Detailed Purchase Order01.2021.exe

pid process

1932 Detailed Purchase Order01.2021.exe
1932 Detailed Purchase Order01.2021.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Detailed Purchase Order01.2021.exeDetailed Purchase Order01.2021.exe

description pid process

Token: SeDebugPrivilege 892 Detailed Purchase Order01.2021.exe
Token: SeDebugPrivilege 1932 Detailed Purchase Order01.2021.exe

description	pid	process	target process
PID 892 set thread context of 1932	892	Detailed Purchase Order01.2021.exe	Detailed Purchase Order01.2021.exe

pid	process
1932	Detailed Purchase Order01.2021.exe
1932	Detailed Purchase Order01.2021.exe

description	pid	process
Token: SeDebugPrivilege	892	Detailed Purchase Order01.2021.exe
Token: SeDebugPrivilege	1932	Detailed Purchase Order01.2021.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Detailed Purchase Order01.2021.exe

description	pid	process	target process
PID 892 wrote to memory of 1932	892	Detailed Purchase Order01.2021.exe	Detailed Purchase Order01.2021.exe
PID 892 wrote to memory of 1932	892	Detailed Purchase Order01.2021.exe	Detailed Purchase Order01.2021.exe
PID 892 wrote to memory of 1932	892	Detailed Purchase Order01.2021.exe	Detailed Purchase Order01.2021.exe
PID 892 wrote to memory of 1932	892	Detailed Purchase Order01.2021.exe	Detailed Purchase Order01.2021.exe
PID 892 wrote to memory of 1932	892	Detailed Purchase Order01.2021.exe	Detailed Purchase Order01.2021.exe
PID 892 wrote to memory of 1932	892	Detailed Purchase Order01.2021.exe	Detailed Purchase Order01.2021.exe
PID 892 wrote to memory of 1932	892	Detailed Purchase Order01.2021.exe	Detailed Purchase Order01.2021.exe
PID 892 wrote to memory of 1932	892	Detailed Purchase Order01.2021.exe	Detailed Purchase Order01.2021.exe
PID 892 wrote to memory of 1932	892	Detailed Purchase Order01.2021.exe	Detailed Purchase Order01.2021.exe

C:\Users\Admin\AppData\Local\Temp\Detailed Purchase Order01.2021.exe
"C:\Users\Admin\AppData\Local\Temp\Detailed Purchase Order01.2021.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:892

C:\Users\Admin\AppData\Local\Temp\Detailed Purchase Order01.2021.exe
"C:\Users\Admin\AppData\Local\Temp\Detailed Purchase Order01.2021.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1932

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/892-2-0x0000000074520000-0x0000000074C0E000-memory.dmp

Filesize
6.9MB

Download
memory/892-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/892-5-0x0000000000940000-0x0000000000941000-memory.dmp

Filesize
4KB

Download
memory/892-6-0x0000000000500000-0x0000000000541000-memory.dmp

Filesize
260KB

Download
memory/1932-8-0x000000000043775E-mapping.dmp

Download
memory/1932-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1932-9-0x00000000744A0000-0x0000000074B8E000-memory.dmp

Filesize
6.9MB

Download
memory/1932-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1932-12-0x00000000048B0000-0x00000000048B1000-memory.dmp

Filesize
4KB

Download
memory/1932-13-0x00000000048B1000-0x00000000048B2000-memory.dmp

Filesize
4KB

Download

Analysis

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