agenttesla | 877dcc901ba5abacac399a8f33ccaffa321eb4306a3a10f16fa9a2d183374cd7

Analysis

max time kernel
144s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20230621-en
resource tags

arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
submitted
29/06/2023, 06:56

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General

Target

file.exe
Size

463KB
MD5

1a2cfd318c11427f0ce1b0cfac83480f
SHA1

4bdcf9570cb252ee93e8da3888a70d7825e65a1b
SHA256

877dcc901ba5abacac399a8f33ccaffa321eb4306a3a10f16fa9a2d183374cd7
SHA512

538156ee42e32fee0d0bdaf5d6e1587ff9422036d7503237498d2f613218d4ddaec3733afa0e9d224c4fb1d50032ff12c806fc72343695a74267e659b464981e
SSDEEP

12288:uIFAplx5LmAFNaxAqm/OMqgcG2IWIvvwZUN9XPc8l51VGWAxX3dkcWCiFoG5:OtfNaxAqm/OMqgcG2IWIvvwZUvPc8vec

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot6186587654:AAGCfYz_-Ywr0jS403I82r-XCvl_CsLT1L0/

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2177513644-1903222820-241662473-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe
Key opened	\REGISTRY\USER\S-1-5-21-2177513644-1903222820-241662473-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe
Key opened	\REGISTRY\USER\S-1-5-21-2177513644-1903222820-241662473-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.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
18	api.ipify.org
19	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1016 set thread context of 4268	1016	file.exe	96

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
1016	file.exe
1016	file.exe
1016	file.exe
1016	file.exe
1016	file.exe
1016	file.exe
1016	file.exe
1016	file.exe
1016	file.exe
1016	file.exe
1016	file.exe
1016	file.exe
1016	file.exe
1016	file.exe
1016	file.exe
1016	file.exe
1016	file.exe
1016	file.exe
1016	file.exe
1016	file.exe
1016	file.exe
1016	file.exe
4268	jsc.exe
4268	jsc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1016	file.exe
Token: SeDebugPrivilege	4268	jsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4268	jsc.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1016 wrote to memory of 3884	1016	file.exe	85
PID 1016 wrote to memory of 3884	1016	file.exe	85
PID 1016 wrote to memory of 3860	1016	file.exe	86
PID 1016 wrote to memory of 3860	1016	file.exe	86
PID 1016 wrote to memory of 2300	1016	file.exe	87
PID 1016 wrote to memory of 2300	1016	file.exe	87
PID 1016 wrote to memory of 2156	1016	file.exe	88
PID 1016 wrote to memory of 2156	1016	file.exe	88
PID 1016 wrote to memory of 3120	1016	file.exe	89
PID 1016 wrote to memory of 3120	1016	file.exe	89
PID 1016 wrote to memory of 4840	1016	file.exe	90
PID 1016 wrote to memory of 4840	1016	file.exe	90
PID 1016 wrote to memory of 1952	1016	file.exe	91
PID 1016 wrote to memory of 1952	1016	file.exe	91
PID 1016 wrote to memory of 5096	1016	file.exe	92
PID 1016 wrote to memory of 5096	1016	file.exe	92
PID 1016 wrote to memory of 964	1016	file.exe	93
PID 1016 wrote to memory of 964	1016	file.exe	93
PID 1016 wrote to memory of 1364	1016	file.exe	94
PID 1016 wrote to memory of 1364	1016	file.exe	94
PID 1016 wrote to memory of 100	1016	file.exe	95
PID 1016 wrote to memory of 100	1016	file.exe	95
PID 1016 wrote to memory of 4268	1016	file.exe	96
PID 1016 wrote to memory of 4268	1016	file.exe	96
PID 1016 wrote to memory of 4268	1016	file.exe	96
PID 1016 wrote to memory of 4268	1016	file.exe	96
PID 1016 wrote to memory of 4268	1016	file.exe	96
PID 1016 wrote to memory of 4268	1016	file.exe	96
PID 1016 wrote to memory of 4268	1016	file.exe	96
PID 1016 wrote to memory of 4268	1016	file.exe	96

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2177513644-1903222820-241662473-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2177513644-1903222820-241662473-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1016
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\DataSvcUtil.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\DataSvcUtil.exe"
  2⤵
  PID:3884
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe"
  2⤵
  PID:3860
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe"
  2⤵
  PID:2300
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_compiler.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_compiler.exe"
  2⤵
  PID:2156
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe"
  2⤵
  PID:3120
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regiis.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regiis.exe"
  2⤵
  PID:4840
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Microsoft.Workflow.Compiler.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Microsoft.Workflow.Compiler.exe"
  2⤵
  PID:1952
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\mscorsvw.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\mscorsvw.exe"
  2⤵
  PID:5096
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe"
  2⤵
  PID:964
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"
  2⤵
  PID:1364
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\CasPol.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\CasPol.exe"
  2⤵
  PID:100
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\jsc.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\jsc.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:4268

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

T1064

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1016-133-0x0000027D3E4B0000-0x0000027D3E528000-memory.dmp

Filesize
480KB

Download
memory/1016-134-0x0000027D58B30000-0x0000027D58B40000-memory.dmp

Filesize
64KB

Download
memory/4268-135-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4268-137-0x0000000005A80000-0x0000000006024000-memory.dmp

Filesize
5.6MB

Download
memory/4268-138-0x00000000054D0000-0x0000000005536000-memory.dmp

Filesize
408KB

Download
memory/4268-139-0x0000000005680000-0x0000000005690000-memory.dmp

Filesize
64KB

Download
memory/4268-140-0x0000000006C20000-0x0000000006C70000-memory.dmp

Filesize
320KB

Download
memory/4268-141-0x0000000006D10000-0x0000000006DA2000-memory.dmp

Filesize
584KB

Download
memory/4268-142-0x0000000006EC0000-0x0000000006ECA000-memory.dmp

Filesize
40KB

Download
memory/4268-143-0x0000000005680000-0x0000000005690000-memory.dmp

Filesize
64KB

Download