agenttesla | 2decbf1b4dbf9a71422da3bd34f9c4bd1bf58ebaf39ef01d5451dac0be5e7d66

General

Target

Dokument Zamówienie 03062022_ZTO_2023_pdf .exe
Size

372KB
MD5

83979988b7eee53f987fd8ed71d3147f
SHA1

c6a47777fe3078408471497087c3df23b3c39997
SHA256

ff35e95ff9ded617358d381b1a6ff7ad41b91a72ed823c827c756884a1c0c802
SHA512

9632623e414d1d6d0de0bd09c33f9d90036555a9c33d5cbbae6e83999200a00c804726be35f7043bd886b42b07ee3bddc1b686fb18d0356bad0028aab6d3bfa2
SSDEEP

6144:ax0VDXxQyrWwyJkeY+Js0OdOM2nY8U/MI6Cv1QBRc++dYB6ZZY32fX/pnneU5jk:y0VLxQyrWscT+8U/+

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mailbuilderbuilder.com
Port:
587
Username:
[email protected]
Password:
Alluminio.1

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mailbuilderbuilder.com
Port:
587
Username:
[email protected]
Password:
Alluminio.1
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
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-1-5-21-3455265224-196869244-2056873367-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Gvcvmdubbv = "C:\\Users\\Admin\\AppData\\Roaming\\Gvcvmdubbv.exe"	Dokument Zamówienie 03062022_ZTO_2023_pdf .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
63	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3696 set thread context of 208	3696	Dokument Zamówienie 03062022_ZTO_2023_pdf .exe	105

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3696	Dokument Zamówienie 03062022_ZTO_2023_pdf .exe
3696	Dokument Zamówienie 03062022_ZTO_2023_pdf .exe
208	Dokument Zamówienie 03062022_ZTO_2023_pdf .exe
208	Dokument Zamówienie 03062022_ZTO_2023_pdf .exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3696	Dokument Zamówienie 03062022_ZTO_2023_pdf .exe
Token: SeDebugPrivilege	208	Dokument Zamówienie 03062022_ZTO_2023_pdf .exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3696 wrote to memory of 3816	3696	Dokument Zamówienie 03062022_ZTO_2023_pdf .exe	104
PID 3696 wrote to memory of 3816	3696	Dokument Zamówienie 03062022_ZTO_2023_pdf .exe	104
PID 3696 wrote to memory of 3816	3696	Dokument Zamówienie 03062022_ZTO_2023_pdf .exe	104
PID 3696 wrote to memory of 208	3696	Dokument Zamówienie 03062022_ZTO_2023_pdf .exe	105
PID 3696 wrote to memory of 208	3696	Dokument Zamówienie 03062022_ZTO_2023_pdf .exe	105
PID 3696 wrote to memory of 208	3696	Dokument Zamówienie 03062022_ZTO_2023_pdf .exe	105
PID 3696 wrote to memory of 208	3696	Dokument Zamówienie 03062022_ZTO_2023_pdf .exe	105
PID 3696 wrote to memory of 208	3696	Dokument Zamówienie 03062022_ZTO_2023_pdf .exe	105
PID 3696 wrote to memory of 208	3696	Dokument Zamówienie 03062022_ZTO_2023_pdf .exe	105
PID 3696 wrote to memory of 208	3696	Dokument Zamówienie 03062022_ZTO_2023_pdf .exe	105
PID 3696 wrote to memory of 208	3696	Dokument Zamówienie 03062022_ZTO_2023_pdf .exe	105

C:\Users\Admin\AppData\Local\Temp\Dokument Zamówienie 03062022_ZTO_2023_pdf .exe
"C:\Users\Admin\AppData\Local\Temp\Dokument Zamówienie 03062022_ZTO_2023_pdf .exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3696
- C:\Users\Admin\AppData\Local\Temp\Dokument Zamówienie 03062022_ZTO_2023_pdf .exe
  "C:\Users\Admin\AppData\Local\Temp\Dokument Zamówienie 03062022_ZTO_2023_pdf .exe"
  2⤵
  PID:3816
- C:\Users\Admin\AppData\Local\Temp\Dokument Zamówienie 03062022_ZTO_2023_pdf .exe
  "C:\Users\Admin\AppData\Local\Temp\Dokument Zamówienie 03062022_ZTO_2023_pdf .exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:208

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

3

T1552

Credentials In Files

3

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Dokument Zamówienie 03062022_ZTO_2023_pdf .exe.log

Filesize
1KB

MD5
489c7565f9b029ba9fadff774073cc98

SHA1
56c05089b33ee7e7dfa9e6a2d098164efd8e1150

SHA256
10bf6242da02dad8b2e1208b9dab9a7303cf986320e05e5ef20b99c9b71326d4

SHA512
ddea09c011a8d4f85905842c2f34c98add0110a0b6b3b2709718c3614a2c42dec5f4f5d5b9442cfd3c6c23e9a90c8c0b25c14c3dbd42faea9cc8dd232cace1ac

Download Submit
memory/208-16-0x0000000004E90000-0x0000000004EA0000-memory.dmp

Filesize
64KB

Download
memory/208-17-0x0000000004E10000-0x0000000004E76000-memory.dmp

Filesize
408KB

Download
memory/208-23-0x0000000004E90000-0x0000000004EA0000-memory.dmp

Filesize
64KB

Download
memory/208-22-0x0000000074D20000-0x00000000754D0000-memory.dmp

Filesize
7.7MB

Download
memory/208-15-0x0000000074D20000-0x00000000754D0000-memory.dmp

Filesize
7.7MB

Download
memory/208-21-0x00000000068C0000-0x00000000068CA000-memory.dmp

Filesize
40KB

Download
memory/208-20-0x0000000006B10000-0x0000000006BA2000-memory.dmp

Filesize
584KB

Download
memory/208-19-0x00000000068D0000-0x000000000696C000-memory.dmp

Filesize
624KB

Download
memory/208-18-0x00000000067E0000-0x0000000006830000-memory.dmp

Filesize
320KB

Download
memory/208-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3696-7-0x0000000074D20000-0x00000000754D0000-memory.dmp

Filesize
7.7MB

Download
memory/3696-5-0x0000000006D80000-0x0000000006DC0000-memory.dmp

Filesize
256KB

Download
memory/3696-4-0x0000000006D20000-0x0000000006D60000-memory.dmp

Filesize
256KB

Download
memory/3696-3-0x0000000006310000-0x0000000006368000-memory.dmp

Filesize
352KB

Download
memory/3696-0-0x0000000000FE0000-0x0000000001042000-memory.dmp

Filesize
392KB

Download
memory/3696-9-0x0000000007440000-0x00000000079E4000-memory.dmp

Filesize
5.6MB

Download
memory/3696-8-0x0000000005A50000-0x0000000005A60000-memory.dmp

Filesize
64KB

Download
memory/3696-2-0x0000000005A50000-0x0000000005A60000-memory.dmp

Filesize
64KB

Download
memory/3696-6-0x0000000006DC0000-0x0000000006E0C000-memory.dmp

Filesize
304KB

Download
memory/3696-14-0x0000000074D20000-0x00000000754D0000-memory.dmp

Filesize
7.7MB

Download
memory/3696-1-0x0000000074D20000-0x00000000754D0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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