agenttesla | 181d9736138c254a9fa190542fd53cfc314ba0ceb6d67323ab271a99fc080416

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-10-2024 06:34

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General

Target

Appt. Letter-SCM2403795.pdf.exe
Size

1.2MB
MD5

0aa90b060df8489a4f57fae9a9e7d050
SHA1

0e63264bbd96091f6fd5ad6fc3826a28a6979bb9
SHA256

181d9736138c254a9fa190542fd53cfc314ba0ceb6d67323ab271a99fc080416
SHA512

1eec467dfd4d1ab106ddc7fbee0517ad343abaeb583ae93cddaef5ba3bda43089bc902285d0eb5772e41be5ebf7539f62a2255a5dfbc9badeea7c586003e0942
SSDEEP

24576:ffmMv6Ckr7Mny5QLFtQvgCT3p5kGzs4bIWtk/Ahe5usChkdI:f3v+7/5QLFkJLpyGwOkQhs6kdI

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Signatures

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

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
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 588 set thread context of 2216	588	Appt. Letter-SCM2403795.pdf.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	Appt. Letter-SCM2403795.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Appt. Letter-SCM2403795.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2216	RegSvcs.exe
2216	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2324	Appt. Letter-SCM2403795.pdf.exe
588	Appt. Letter-SCM2403795.pdf.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2216	RegSvcs.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 2652	2324	Appt. Letter-SCM2403795.pdf.exe	31
PID 2324 wrote to memory of 2652	2324	Appt. Letter-SCM2403795.pdf.exe	31
PID 2324 wrote to memory of 2652	2324	Appt. Letter-SCM2403795.pdf.exe	31
PID 2324 wrote to memory of 2652	2324	Appt. Letter-SCM2403795.pdf.exe	31
PID 2324 wrote to memory of 2652	2324	Appt. Letter-SCM2403795.pdf.exe	31
PID 2324 wrote to memory of 2652	2324	Appt. Letter-SCM2403795.pdf.exe	31
PID 2324 wrote to memory of 2652	2324	Appt. Letter-SCM2403795.pdf.exe	31
PID 2324 wrote to memory of 588	2324	Appt. Letter-SCM2403795.pdf.exe	32
PID 2324 wrote to memory of 588	2324	Appt. Letter-SCM2403795.pdf.exe	32
PID 2324 wrote to memory of 588	2324	Appt. Letter-SCM2403795.pdf.exe	32
PID 2324 wrote to memory of 588	2324	Appt. Letter-SCM2403795.pdf.exe	32
PID 588 wrote to memory of 2216	588	Appt. Letter-SCM2403795.pdf.exe	33
PID 588 wrote to memory of 2216	588	Appt. Letter-SCM2403795.pdf.exe	33
PID 588 wrote to memory of 2216	588	Appt. Letter-SCM2403795.pdf.exe	33
PID 588 wrote to memory of 2216	588	Appt. Letter-SCM2403795.pdf.exe	33
PID 588 wrote to memory of 2216	588	Appt. Letter-SCM2403795.pdf.exe	33
PID 588 wrote to memory of 2216	588	Appt. Letter-SCM2403795.pdf.exe	33
PID 588 wrote to memory of 2216	588	Appt. Letter-SCM2403795.pdf.exe	33
PID 588 wrote to memory of 2216	588	Appt. Letter-SCM2403795.pdf.exe	33

C:\Users\Admin\AppData\Local\Temp\Appt. Letter-SCM2403795.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Appt. Letter-SCM2403795.pdf.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\Appt. Letter-SCM2403795.pdf.exe"
  2⤵
  PID:2652
- C:\Users\Admin\AppData\Local\Temp\Appt. Letter-SCM2403795.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Appt. Letter-SCM2403795.pdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:588
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\Appt. Letter-SCM2403795.pdf.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2216

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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/588-6-0x0000000003E10000-0x0000000004210000-memory.dmp

Filesize
4.0MB

Download
memory/2216-59-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-10-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/2216-9-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/2216-56-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-11-0x00000000742EE000-0x00000000742EF000-memory.dmp

Filesize
4KB

Download
memory/2216-12-0x0000000000450000-0x00000000004A4000-memory.dmp

Filesize
336KB

Download
memory/2216-13-0x00000000742E0000-0x00000000749CE000-memory.dmp

Filesize
6.9MB

Download
memory/2216-14-0x0000000000F00000-0x0000000000F52000-memory.dmp

Filesize
328KB

Download
memory/2216-15-0x00000000742E0000-0x00000000749CE000-memory.dmp

Filesize
6.9MB

Download
memory/2216-16-0x00000000742E0000-0x00000000749CE000-memory.dmp

Filesize
6.9MB

Download
memory/2216-1051-0x00000000742E0000-0x00000000749CE000-memory.dmp

Filesize
6.9MB

Download
memory/2216-42-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-54-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-74-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-72-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-68-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-66-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-64-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-62-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-60-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-39-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-7-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/2216-76-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-52-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-50-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-48-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-44-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-40-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-36-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-34-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-32-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-31-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-70-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-46-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-28-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-26-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-24-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-22-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-20-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-18-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-17-0x0000000000F00000-0x0000000000F4C000-memory.dmp

Filesize
304KB

Download
memory/2216-1049-0x00000000742E0000-0x00000000749CE000-memory.dmp

Filesize
6.9MB

Download
memory/2216-1050-0x00000000742EE000-0x00000000742EF000-memory.dmp

Filesize
4KB

Download
memory/2324-2-0x0000000003DD0000-0x00000000041D0000-memory.dmp

Filesize
4.0MB

Download