agenttesla | 13a4639cb02c89325450ac2c23a9fd8e4472b599289f26e7f42ab0759b98387b

Analysis

max time kernel
135s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 10:41

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General

Target

17fcf2564d202616b5ae06fd67042706.exe
Size

322KB
MD5

17fcf2564d202616b5ae06fd67042706
SHA1

77b6109804be92a229e8f2704a88019b64618c63
SHA256

13a4639cb02c89325450ac2c23a9fd8e4472b599289f26e7f42ab0759b98387b
SHA512

d114d515ee2e812f55ffb34ea9efd67607127283021aff16ecf359957f1f692c971f595e471d5987e87766b7c8c6a956c1c6c2f258cf3567edb7b6e8644b1f45
SSDEEP

6144:wmGeKGDuGyGN9cb6/5fPwbmk7Eq8MOeMKTPGKhLA/0X+W0Mjn/z11Fp:wduFPfkAOnGKuS90MjJ17

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot1803146213:AAHYyCRx7FggQ9LfPbrIs79ZUWCEc9wNnDo/sendDocument

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/2192-3-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1840 set thread context of 2192	1840	17fcf2564d202616b5ae06fd67042706.exe	90

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2192	MSBuild.exe
2192	MSBuild.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1840	17fcf2564d202616b5ae06fd67042706.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2192	MSBuild.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1840 wrote to memory of 2192	1840	17fcf2564d202616b5ae06fd67042706.exe	90
PID 1840 wrote to memory of 2192	1840	17fcf2564d202616b5ae06fd67042706.exe	90
PID 1840 wrote to memory of 2192	1840	17fcf2564d202616b5ae06fd67042706.exe	90
PID 1840 wrote to memory of 2192	1840	17fcf2564d202616b5ae06fd67042706.exe	90

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\17fcf2564d202616b5ae06fd67042706.exe
"C:\Users\Admin\AppData\Local\Temp\17fcf2564d202616b5ae06fd67042706.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1840
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Users\Admin\AppData\Local\Temp\17fcf2564d202616b5ae06fd67042706.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2192

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1840-1-0x0000000000D00000-0x0000000000E00000-memory.dmp

Filesize
1024KB

Download
memory/1840-2-0x0000000001690000-0x0000000001692000-memory.dmp

Filesize
8KB

Download
memory/2192-3-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2192-4-0x0000000074B80000-0x0000000075330000-memory.dmp

Filesize
7.7MB

Download
memory/2192-5-0x00000000055A0000-0x0000000005B44000-memory.dmp

Filesize
5.6MB

Download
memory/2192-6-0x00000000050F0000-0x0000000005182000-memory.dmp

Filesize
584KB

Download
memory/2192-7-0x00000000052F0000-0x0000000005300000-memory.dmp

Filesize
64KB

Download
memory/2192-8-0x00000000053A0000-0x000000000543C000-memory.dmp

Filesize
624KB

Download
memory/2192-9-0x0000000005340000-0x0000000005358000-memory.dmp

Filesize
96KB

Download
memory/2192-10-0x0000000006100000-0x0000000006166000-memory.dmp

Filesize
408KB

Download
memory/2192-11-0x0000000074B80000-0x0000000075330000-memory.dmp

Filesize
7.7MB

Download
memory/2192-12-0x00000000052F0000-0x0000000005300000-memory.dmp

Filesize
64KB

Download
memory/2192-13-0x0000000006270000-0x00000000062C0000-memory.dmp

Filesize
320KB

Download
memory/2192-14-0x00000000060D0000-0x00000000060DA000-memory.dmp

Filesize
40KB

Download