agenttesla | aec14877d4e03e342e0f010e0d6c25aea5492f94ddbd7d48ab41607f609bb87b

General

Target

Purchase Order.exe
Size

635KB
MD5

a16e39975fd3c0f0c707f661102813e1
SHA1

e729381aa629fdfb01cec05f2f747dfe99a5594d
SHA256

aec14877d4e03e342e0f010e0d6c25aea5492f94ddbd7d48ab41607f609bb87b
SHA512

b3ae3e974193dd8ca2e599d077a3f8e01831b06131069d07ffe3245ad09d13bbf11ee2cf65679bc74ebd08a24a60bd9e31d9ed4b733340a9fc921a582060e4da

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.anissh.com
Port:
587
Username:
tpishm118@anissh.com
Password:
arzokhan121

Signatures

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

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1692-3-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1692-4-0x00000000004472BE-mapping.dmp	family_agenttesla
behavioral1/memory/1692-5-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1692-6-0x0000000000400000-0x000000000044C000-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
Suspicious use of SetThreadContext 1 IoCs

Processes:

Purchase Order.exe

description pid process target process

PID 1612 set thread context of 1692 1612 Purchase Order.exe Purchase Order.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

Purchase Order.exePurchase Order.exe

pid process

1612 Purchase Order.exe
1612 Purchase Order.exe
1612 Purchase Order.exe
1692 Purchase Order.exe
1692 Purchase Order.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Purchase Order.exePurchase Order.exe

description pid process

Token: SeDebugPrivilege 1612 Purchase Order.exe
Token: SeDebugPrivilege 1692 Purchase Order.exe

description	pid	process	target process
PID 1612 set thread context of 1692	1612	Purchase Order.exe	Purchase Order.exe

pid	process
1612	Purchase Order.exe
1612	Purchase Order.exe
1612	Purchase Order.exe
1692	Purchase Order.exe
1692	Purchase Order.exe

description	pid	process
Token: SeDebugPrivilege	1612	Purchase Order.exe
Token: SeDebugPrivilege	1692	Purchase Order.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Purchase Order.exe

description	pid	process	target process
PID 1612 wrote to memory of 1692	1612	Purchase Order.exe	Purchase Order.exe
PID 1612 wrote to memory of 1692	1612	Purchase Order.exe	Purchase Order.exe
PID 1612 wrote to memory of 1692	1612	Purchase Order.exe	Purchase Order.exe
PID 1612 wrote to memory of 1692	1612	Purchase Order.exe	Purchase Order.exe
PID 1612 wrote to memory of 1692	1612	Purchase Order.exe	Purchase Order.exe
PID 1612 wrote to memory of 1692	1612	Purchase Order.exe	Purchase Order.exe
PID 1612 wrote to memory of 1692	1612	Purchase Order.exe	Purchase Order.exe
PID 1612 wrote to memory of 1692	1612	Purchase Order.exe	Purchase Order.exe
PID 1612 wrote to memory of 1692	1612	Purchase Order.exe	Purchase Order.exe

C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1612

C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1692

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/1612-1-0x0000000000000000-0x0000000000000000-disk.dmp

Download
memory/1692-3-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1692-4-0x00000000004472BE-mapping.dmp

Download
memory/1692-5-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1692-6-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

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