agenttesla | 28ead7588848700eeb6c5ca4d1aa5f6f781b50128c8b7f660d4fb5f8d6c42dc1

General

Target

Halkbank_Ekstre_20230426_075819_154055.exe
Size

1.1MB
MD5

85dc33964b5b4df2be2527fceb845bdd
SHA1

57645b51f80af2436a094e58464cca9a50065a6b
SHA256

28ead7588848700eeb6c5ca4d1aa5f6f781b50128c8b7f660d4fb5f8d6c42dc1
SHA512

65ec2cfb5520e525011c504ff19c63ae53285bdfd574f0d556a1a67e240296b8a3dbbb2ea1e004ec8cf71247866ed71998ebee94766d6fb8f0462affc4053d22
SSDEEP

12288:MWkrvtW8G34/uK45+po2ctlUMpH7v6QnbC9GIWph/JxKBJjYXMXB9jZUYWHSuI9p:yu34/up+pJctuMpuQnbC9GRnx9c9A18

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://discord.com/api/webhooks/1180980368132813040/F2kog0SoqSzwLFrqkGYc1qWEL0L0-wOGxHPYQ2P_BUqwGK1UmdtLRpT5k4dyoY6aTmvE

Signatures

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

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Suspicious use of SetThreadContext 1 IoCs

Processes:

Halkbank_Ekstre_20230426_075819_154055.exe

description	pid	process	target process
PID 2260 set thread context of 2092	2260	Halkbank_Ekstre_20230426_075819_154055.exe	Halkbank_Ekstre_20230426_075819_154055.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Halkbank_Ekstre_20230426_075819_154055.exe

pid process

2092 Halkbank_Ekstre_20230426_075819_154055.exe
2092 Halkbank_Ekstre_20230426_075819_154055.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Halkbank_Ekstre_20230426_075819_154055.exe

description pid process

Token: SeDebugPrivilege 2092 Halkbank_Ekstre_20230426_075819_154055.exe

pid	process
2092	Halkbank_Ekstre_20230426_075819_154055.exe
2092	Halkbank_Ekstre_20230426_075819_154055.exe

description	pid	process
Token: SeDebugPrivilege	2092	Halkbank_Ekstre_20230426_075819_154055.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Halkbank_Ekstre_20230426_075819_154055.exe

description	pid	process	target process
PID 2260 wrote to memory of 2092	2260	Halkbank_Ekstre_20230426_075819_154055.exe	Halkbank_Ekstre_20230426_075819_154055.exe
PID 2260 wrote to memory of 2092	2260	Halkbank_Ekstre_20230426_075819_154055.exe	Halkbank_Ekstre_20230426_075819_154055.exe
PID 2260 wrote to memory of 2092	2260	Halkbank_Ekstre_20230426_075819_154055.exe	Halkbank_Ekstre_20230426_075819_154055.exe
PID 2260 wrote to memory of 2092	2260	Halkbank_Ekstre_20230426_075819_154055.exe	Halkbank_Ekstre_20230426_075819_154055.exe
PID 2260 wrote to memory of 2092	2260	Halkbank_Ekstre_20230426_075819_154055.exe	Halkbank_Ekstre_20230426_075819_154055.exe
PID 2260 wrote to memory of 2092	2260	Halkbank_Ekstre_20230426_075819_154055.exe	Halkbank_Ekstre_20230426_075819_154055.exe
PID 2260 wrote to memory of 2092	2260	Halkbank_Ekstre_20230426_075819_154055.exe	Halkbank_Ekstre_20230426_075819_154055.exe
PID 2260 wrote to memory of 2092	2260	Halkbank_Ekstre_20230426_075819_154055.exe	Halkbank_Ekstre_20230426_075819_154055.exe
PID 2260 wrote to memory of 2092	2260	Halkbank_Ekstre_20230426_075819_154055.exe	Halkbank_Ekstre_20230426_075819_154055.exe

C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20230426_075819_154055.exe
"C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20230426_075819_154055.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2260

C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20230426_075819_154055.exe
"C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20230426_075819_154055.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2092-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2092-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2092-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2092-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2092-23-0x00000000747C0000-0x0000000074EAE000-memory.dmp

Filesize
6.9MB

Download
memory/2092-22-0x0000000004BB0000-0x0000000004BF0000-memory.dmp

Filesize
256KB

Download
memory/2092-21-0x00000000747C0000-0x0000000074EAE000-memory.dmp

Filesize
6.9MB

Download
memory/2092-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2092-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2092-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2092-24-0x0000000004BB0000-0x0000000004BF0000-memory.dmp

Filesize
256KB

Download
memory/2092-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2260-2-0x0000000004EA0000-0x0000000004EE0000-memory.dmp

Filesize
256KB

Download
memory/2260-8-0x0000000004EA0000-0x0000000004EE0000-memory.dmp

Filesize
256KB

Download
memory/2260-1-0x0000000074840000-0x0000000074F2E000-memory.dmp

Filesize
6.9MB

Download
memory/2260-0-0x0000000000D70000-0x0000000000E8A000-memory.dmp

Filesize
1.1MB

Download
memory/2260-19-0x0000000074840000-0x0000000074F2E000-memory.dmp

Filesize
6.9MB

Download
memory/2260-7-0x0000000074840000-0x0000000074F2E000-memory.dmp

Filesize
6.9MB

Download
memory/2260-6-0x0000000005350000-0x00000000053CC000-memory.dmp

Filesize
496KB

Download
memory/2260-5-0x00000000002A0000-0x00000000002AA000-memory.dmp

Filesize
40KB

Download
memory/2260-4-0x0000000000230000-0x0000000000238000-memory.dmp

Filesize
32KB

Download
memory/2260-3-0x00000000002F0000-0x0000000000308000-memory.dmp

Filesize
96KB

Download

Analysis

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