agenttesla | a2800485ad96ba86f2e87ace9d0e9f4c3f20304f7d24313f94b636185ce3c6d0

Analysis

max time kernel
108s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-01-2025 01:30

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General

Target

Purchase_Order 276636.pdf (2).exe
Size

1.5MB
MD5

dc3af75561a56ac032e7a1e3070988ff
SHA1

ade4df5684242436f7db4dc6c7542f3902886b4c
SHA256

264b494687d3fff2f3b10816fa0133a40ee6a35b21e22206a0413364cfbd349b
SHA512

db128d6744263ba6f82df8281398c7e9b740f5d50219befaa8790732a7c50f2bea5e4e25a962dd0c89c84e05485142b443436d724d20f4d8cd5023dc1a84ebc2
SSDEEP

24576:C5xTK3fxsIFqUSE/GbkCh03Qf2i+8l0CNHefKOnci7/LUMfKJpS1qu:C5lQxsIsUSJb50AW8iCN+fKIHjLBcu

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.iaa-airferight.com
Port:
587
Username:
[email protected]
Password:
webmaster
Email To:
[email protected]

Signatures

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

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 224 created 3520	224	Purchase_Order 276636.pdf (2).exe	56

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MustFlush.vbs	Purchase_Order 276636.pdf (2).exe

Looks up external IP address via web service 2 IoCs

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

flow	ioc
15	api.ipify.org
16	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 224 set thread context of 464	224	Purchase_Order 276636.pdf (2).exe	82

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Purchase_Order 276636.pdf (2).exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
224	Purchase_Order 276636.pdf (2).exe
224	Purchase_Order 276636.pdf (2).exe
224	Purchase_Order 276636.pdf (2).exe
464	InstallUtil.exe
464	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	224	Purchase_Order 276636.pdf (2).exe
Token: SeDebugPrivilege	224	Purchase_Order 276636.pdf (2).exe
Token: SeDebugPrivilege	464	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 224 wrote to memory of 464	224	Purchase_Order 276636.pdf (2).exe	82
PID 224 wrote to memory of 464	224	Purchase_Order 276636.pdf (2).exe	82
PID 224 wrote to memory of 464	224	Purchase_Order 276636.pdf (2).exe	82
PID 224 wrote to memory of 464	224	Purchase_Order 276636.pdf (2).exe	82
PID 224 wrote to memory of 464	224	Purchase_Order 276636.pdf (2).exe	82
PID 224 wrote to memory of 464	224	Purchase_Order 276636.pdf (2).exe	82
PID 224 wrote to memory of 464	224	Purchase_Order 276636.pdf (2).exe	82
PID 224 wrote to memory of 464	224	Purchase_Order 276636.pdf (2).exe	82

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3520
- C:\Users\Admin\AppData\Local\Temp\Purchase_Order 276636.pdf (2).exe
  "C:\Users\Admin\AppData\Local\Temp\Purchase_Order 276636.pdf (2).exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Drops startup file
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:224
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:464

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/224-0-0x000000007477E000-0x000000007477F000-memory.dmp

Filesize
4KB

Download
memory/224-1-0x0000000000870000-0x00000000009E6000-memory.dmp

Filesize
1.5MB

Download
memory/224-2-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/224-3-0x00000000051A0000-0x00000000052B2000-memory.dmp

Filesize
1.1MB

Download
memory/224-4-0x0000000005380000-0x0000000005492000-memory.dmp

Filesize
1.1MB

Download
memory/224-5-0x0000000005B70000-0x0000000006114000-memory.dmp

Filesize
5.6MB

Download
memory/224-6-0x00000000056C0000-0x0000000005752000-memory.dmp

Filesize
584KB

Download
memory/224-42-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-24-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-7-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-52-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-68-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-70-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-66-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-64-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-62-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-60-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-58-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-56-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-54-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-50-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-48-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-46-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-44-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-40-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-38-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-36-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-34-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-32-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-30-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-28-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-26-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-22-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-20-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-18-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-16-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-14-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-12-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-10-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-8-0x0000000005380000-0x000000000548C000-memory.dmp

Filesize
1.0MB

Download
memory/224-1329-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/224-1330-0x00000000057C0000-0x000000000582C000-memory.dmp

Filesize
432KB

Download
memory/224-1331-0x0000000005890000-0x00000000058FA000-memory.dmp

Filesize
424KB

Download
memory/224-1332-0x0000000005830000-0x000000000587C000-memory.dmp

Filesize
304KB

Download
memory/224-1333-0x0000000005970000-0x00000000059C4000-memory.dmp

Filesize
336KB

Download
memory/224-1340-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/224-1343-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/224-1342-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/464-1344-0x0000000000770000-0x00000000007B0000-memory.dmp

Filesize
256KB

Download
memory/464-1345-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/464-1346-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/464-1347-0x0000000004E10000-0x0000000004E76000-memory.dmp

Filesize
408KB

Download
memory/464-1348-0x0000000006330000-0x0000000006380000-memory.dmp

Filesize
320KB

Download
memory/464-1349-0x00000000063A0000-0x00000000063AA000-memory.dmp

Filesize
40KB

Download
memory/464-1350-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download