agenttesla | e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3

Analysis

max time kernel
93s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 01:34

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General

Target

e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe
Size

739KB
MD5

ba75b952169181779b219a8ba06cf033
SHA1

d432b335c415b75cb53d249682219dd7ab2b3e04
SHA256

e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3
SHA512

cd5f05d8fd40f94095d0430ed7ea279f1d80dd063336accdc3c696d59baa16a32400de299c505869d62146ebc922e32cbac413ef6e5bd73eebddb542569b3fc4
SSDEEP

12288:qrO0+Ri3AgFd473VgtXf4Bs5iAYN/24pd3bxtDjdWOTg7a+JTW4aYJVW66:PQ3Ag47lgB4Bs5sN/24nfDZqm8W49W6

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
marcellinus360
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
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exepowershell.exe

pid process

3636 powershell.exe
2248 powershell.exe

pid	process
3636	powershell.exe
2248	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.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.

Processes:

flow ioc

34 api.ipify.org
35 api.ipify.org

flow	ioc
34	api.ipify.org
35	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe

description	pid	process	target process
PID 3984 set thread context of 4440	3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe	MSBuild.exe

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

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

448 4440 WerFault.exe MSBuild.exe

pid	pid_target	process	target process
448	4440	WerFault.exe	MSBuild.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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

Processes:

e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exepowershell.exepowershell.exeschtasks.exeMSBuild.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence execution

Scheduled Task
T1053.005

Processes:

schtasks.exe

pid process

2956 schtasks.exe

pid	process
2956	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

Processes:

e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exepowershell.exepowershell.exeMSBuild.exe

pid	process
3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe
3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe
3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe
3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe
3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe
3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe
2248	powershell.exe
3636	powershell.exe
3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe
4440	MSBuild.exe
4440	MSBuild.exe
2248	powershell.exe
3636	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exepowershell.exepowershell.exeMSBuild.exe

description	pid	process
Token: SeDebugPrivilege	3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe
Token: SeDebugPrivilege	3636	powershell.exe
Token: SeDebugPrivilege	2248	powershell.exe
Token: SeDebugPrivilege	4440	MSBuild.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe

description	pid	process	target process
PID 3984 wrote to memory of 3636	3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe	powershell.exe
PID 3984 wrote to memory of 3636	3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe	powershell.exe
PID 3984 wrote to memory of 3636	3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe	powershell.exe
PID 3984 wrote to memory of 2248	3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe	powershell.exe
PID 3984 wrote to memory of 2248	3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe	powershell.exe
PID 3984 wrote to memory of 2248	3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe	powershell.exe
PID 3984 wrote to memory of 2956	3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe	schtasks.exe
PID 3984 wrote to memory of 2956	3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe	schtasks.exe
PID 3984 wrote to memory of 2956	3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe	schtasks.exe
PID 3984 wrote to memory of 4440	3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe	MSBuild.exe
PID 3984 wrote to memory of 4440	3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe	MSBuild.exe
PID 3984 wrote to memory of 4440	3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe	MSBuild.exe
PID 3984 wrote to memory of 4440	3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe	MSBuild.exe
PID 3984 wrote to memory of 4440	3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe	MSBuild.exe
PID 3984 wrote to memory of 4440	3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe	MSBuild.exe
PID 3984 wrote to memory of 4440	3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe	MSBuild.exe
PID 3984 wrote to memory of 4440	3984	e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe
"C:\Users\Admin\AppData\Local\Temp\e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3984
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\e66b2e8c9622825ba902b9d3465e352884f4c6a61f301dbfb441fddfafb2cfb3.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3636
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VKVqPxGWa.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2248
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VKVqPxGWa" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4496.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2956
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4440
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4440 -s 2012
    3⤵
    - Program crash
    PID:448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4440 -ip 4440
1⤵
PID:1828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
942c62ed933c4f0382e22b71aa2e212d

SHA1
24be637060c0e6a8bb68dcafc093ed8dabaf99c9

SHA256
813ce1785c6321146f120f38fcadcd697a211502b99c64705c26f1e280e42097

SHA512
6b88b728cc086cf0edea4e40d86526e6161e7f6b14e08392d1b270218d6058c56ce394c55471a05701ce4ba8ade2e229f177b268f46b7a64e30827cb1c77d906

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vnrf4l24.owz.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp4496.tmp

Filesize
1KB

MD5
2dce892eaf8fe9c595ccece958dd0b7c

SHA1
bc2012bcbb03bb2f7272745c1c46b8f9e027a1a2

SHA256
6b11f207aa452ba397ac12adee64445874dbddb3704858ef9c7aaa653508ffba

SHA512
36832a44702abeef66a446dc25f056c92310584c50cb71f80fda81d183b66f1d38cd240655bb65b0f381e769aa666fde9752d8d18749a654cd9ea3175c306ba3

Download Submit
memory/2248-73-0x0000000007DE0000-0x000000000845A000-memory.dmp

Filesize
6.5MB

Download
memory/2248-70-0x0000000006A30000-0x0000000006A4E000-memory.dmp

Filesize
120KB

Download
memory/2248-75-0x0000000007810000-0x000000000781A000-memory.dmp

Filesize
40KB

Download
memory/2248-74-0x00000000077A0000-0x00000000077BA000-memory.dmp

Filesize
104KB

Download
memory/2248-22-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/2248-51-0x0000000074FE0000-0x000000007502C000-memory.dmp

Filesize
304KB

Download
memory/2248-72-0x0000000007450000-0x00000000074F3000-memory.dmp

Filesize
652KB

Download
memory/2248-76-0x0000000007A20000-0x0000000007AB6000-memory.dmp

Filesize
600KB

Download
memory/2248-50-0x0000000007410000-0x0000000007442000-memory.dmp

Filesize
200KB

Download
memory/2248-48-0x0000000006470000-0x000000000648E000-memory.dmp

Filesize
120KB

Download
memory/2248-43-0x0000000005FA0000-0x00000000062F4000-memory.dmp

Filesize
3.3MB

Download
memory/2248-19-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/2248-78-0x00000000079D0000-0x00000000079DE000-memory.dmp

Filesize
56KB

Download
memory/2248-87-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/3636-15-0x0000000004C50000-0x0000000004C86000-memory.dmp

Filesize
216KB

Download
memory/3636-88-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/3636-21-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/3636-31-0x0000000005BF0000-0x0000000005C56000-memory.dmp

Filesize
408KB

Download
memory/3636-30-0x0000000005AD0000-0x0000000005B36000-memory.dmp

Filesize
408KB

Download
memory/3636-29-0x0000000005A30000-0x0000000005A52000-memory.dmp

Filesize
136KB

Download
memory/3636-18-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/3636-77-0x0000000007750000-0x0000000007761000-memory.dmp

Filesize
68KB

Download
memory/3636-17-0x0000000005390000-0x00000000059B8000-memory.dmp

Filesize
6.2MB

Download
memory/3636-49-0x00000000062B0000-0x00000000062FC000-memory.dmp

Filesize
304KB

Download
memory/3636-16-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/3636-81-0x0000000007870000-0x0000000007878000-memory.dmp

Filesize
32KB

Download
memory/3636-61-0x0000000074FE0000-0x000000007502C000-memory.dmp

Filesize
304KB

Download
memory/3636-80-0x0000000007890000-0x00000000078AA000-memory.dmp

Filesize
104KB

Download
memory/3636-79-0x0000000007790000-0x00000000077A4000-memory.dmp

Filesize
80KB

Download
memory/3984-47-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/3984-7-0x000000007474E000-0x000000007474F000-memory.dmp

Filesize
4KB

Download
memory/3984-6-0x00000000054A0000-0x000000000553C000-memory.dmp

Filesize
624KB

Download
memory/3984-5-0x00000000053D0000-0x00000000053DA000-memory.dmp

Filesize
40KB

Download
memory/3984-8-0x0000000005560000-0x0000000005572000-memory.dmp

Filesize
72KB

Download
memory/3984-4-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/3984-9-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/3984-10-0x0000000006910000-0x0000000006998000-memory.dmp

Filesize
544KB

Download
memory/3984-0-0x000000007474E000-0x000000007474F000-memory.dmp

Filesize
4KB

Download
memory/3984-3-0x0000000005210000-0x00000000052A2000-memory.dmp

Filesize
584KB

Download
memory/3984-2-0x0000000005890000-0x0000000005E34000-memory.dmp

Filesize
5.6MB

Download
memory/3984-1-0x0000000000780000-0x000000000083E000-memory.dmp

Filesize
760KB

Download
memory/4440-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download