agenttesla | 264534630a0727d1ca44f16798698cf4df9e47baa838f4389ac5f09dd30b07d5

General

Target

hesaphareketi-01.pdf.exe
Size

2.7MB
MD5

be89dc2aa60acec0ead73b7239edf6bc
SHA1

08dd8b9b52db589e769bd58e5f42165433a89a54
SHA256

264534630a0727d1ca44f16798698cf4df9e47baa838f4389ac5f09dd30b07d5
SHA512

f292813ca0cddc6244baadc46e6e5b11af1f5954ec75b37afd79dcd8dbc5cc4aa1bfb9ef558594928ba32cf02b3272608e30aad2b05dc3a29d67f3a7d17173d9
SSDEEP

24576:xy5teVNZooGQDGFCiayocSPAVc+wKIBDj:xyIHJ9cc+rIBDj

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.karboy.com.tr
Port:
587
Username:
[email protected]
Password:
Karboy34**@
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\plQRpapiir = "C:\\Users\\Admin\\AppData\\Roaming\\plQRpapiir\\plQRpapiir.exe"	regasm.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1044 set thread context of 3364	1044	hesaphareketi-01.pdf.exe	92

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3364	regasm.exe
3364	regasm.exe
3364	regasm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3364	regasm.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1044 wrote to memory of 3364	1044	hesaphareketi-01.pdf.exe	92
PID 1044 wrote to memory of 3364	1044	hesaphareketi-01.pdf.exe	92
PID 1044 wrote to memory of 3364	1044	hesaphareketi-01.pdf.exe	92
PID 1044 wrote to memory of 3364	1044	hesaphareketi-01.pdf.exe	92
PID 1044 wrote to memory of 3364	1044	hesaphareketi-01.pdf.exe	92
PID 1044 wrote to memory of 3364	1044	hesaphareketi-01.pdf.exe	92
PID 1044 wrote to memory of 3364	1044	hesaphareketi-01.pdf.exe	92
PID 1044 wrote to memory of 3364	1044	hesaphareketi-01.pdf.exe	92
PID 1044 wrote to memory of 3180	1044	hesaphareketi-01.pdf.exe	93
PID 1044 wrote to memory of 3180	1044	hesaphareketi-01.pdf.exe	93
PID 1044 wrote to memory of 3180	1044	hesaphareketi-01.pdf.exe	93

C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1044
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3364
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
  2⤵
  PID:3180

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3416,i,13879737908471496610,15335851594401413307,262144 --variations-seed-version --mojo-platform-channel-handle=4312 /prefetch:8
1⤵
PID:400

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1044-9-0x00007FF842860000-0x00007FF843321000-memory.dmp

Filesize
10.8MB

Download
memory/1044-1-0x000001DD40F20000-0x000001DD40F2C000-memory.dmp

Filesize
48KB

Download
memory/1044-2-0x00007FF842860000-0x00007FF843321000-memory.dmp

Filesize
10.8MB

Download
memory/1044-3-0x000001DD42D50000-0x000001DD42DE6000-memory.dmp

Filesize
600KB

Download
memory/1044-0-0x00007FF842863000-0x00007FF842865000-memory.dmp

Filesize
8KB

Download
memory/3364-4-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/3364-5-0x0000000074E5E000-0x0000000074E5F000-memory.dmp

Filesize
4KB

Download
memory/3364-6-0x0000000005470000-0x0000000005A14000-memory.dmp

Filesize
5.6MB

Download
memory/3364-7-0x0000000005030000-0x0000000005096000-memory.dmp

Filesize
408KB

Download
memory/3364-8-0x0000000074E50000-0x0000000075600000-memory.dmp

Filesize
7.7MB

Download
memory/3364-11-0x0000000006540000-0x0000000006590000-memory.dmp

Filesize
320KB

Download
memory/3364-12-0x0000000074E5E000-0x0000000074E5F000-memory.dmp

Filesize
4KB

Download
memory/3364-13-0x0000000074E50000-0x0000000075600000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads