agenttesla | 0c250b21da631c5356630ff3d17f09a6da38a4c619f534b8f0be9d360707c9d4

Analysis

max time kernel
151s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
06/10/2023, 13:35

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General

Target

TT copy.exe
Size

600KB
MD5

ea77a015c9e55ab7f3ed3619f1620394
SHA1

197a1f5dedf523bbca3bb197cf6473c5ed907d15
SHA256

0c250b21da631c5356630ff3d17f09a6da38a4c619f534b8f0be9d360707c9d4
SHA512

871846897ec3f52bcf3ecd9e0f051d6e5a5aea6faa710bd6dad750ae398944c5257df83916e399645eacb6dd091085672c5131ca76172835e424ca755d534c74
SSDEEP

12288:O0iW7s9Gw72TI6DZxcLsirGpb1PRE9QdC3SVwk3+v0cB10bG9:O0iW7s9GeekFrGXKxUw7v0cB1t

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
kV$bSqJ1 daniel
Email To:
[email protected]

Signatures

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

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Control Panel\International\Geo\Nation	TT copy.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	TT copy.exe
Key opened	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	TT copy.exe
Key opened	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	TT copy.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sOFvE = "C:\\Users\\Admin\\AppData\\Roaming\\sOFvE\\sOFvE.exe"	TT copy.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
68	api.ipify.org
69	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4488 set thread context of 3360	4488	TT copy.exe	105

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
4808	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4488	TT copy.exe
4488	TT copy.exe
2144	powershell.exe
2144	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4488	TT copy.exe
Token: SeDebugPrivilege	3360	TT copy.exe
Token: SeDebugPrivilege	2144	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4488 wrote to memory of 2144	4488	TT copy.exe	101
PID 4488 wrote to memory of 2144	4488	TT copy.exe	101
PID 4488 wrote to memory of 2144	4488	TT copy.exe	101
PID 4488 wrote to memory of 4808	4488	TT copy.exe	103
PID 4488 wrote to memory of 4808	4488	TT copy.exe	103
PID 4488 wrote to memory of 4808	4488	TT copy.exe	103
PID 4488 wrote to memory of 3360	4488	TT copy.exe	105
PID 4488 wrote to memory of 3360	4488	TT copy.exe	105
PID 4488 wrote to memory of 3360	4488	TT copy.exe	105
PID 4488 wrote to memory of 3360	4488	TT copy.exe	105
PID 4488 wrote to memory of 3360	4488	TT copy.exe	105
PID 4488 wrote to memory of 3360	4488	TT copy.exe	105
PID 4488 wrote to memory of 3360	4488	TT copy.exe	105
PID 4488 wrote to memory of 3360	4488	TT copy.exe	105

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	TT copy.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	TT copy.exe

C:\Users\Admin\AppData\Local\Temp\TT copy.exe
"C:\Users\Admin\AppData\Local\Temp\TT copy.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4488
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\gBZiUzrnyjjy.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2144
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gBZiUzrnyjjy" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1FF7.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:4808
- C:\Users\Admin\AppData\Local\Temp\TT copy.exe
  "C:\Users\Admin\AppData\Local\Temp\TT copy.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3360

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1KB

MD5
b7b9acb869ccc7f7ecb5304ec0384dee

SHA1
6a90751c95817903ee833d59a0abbef425a613b3

SHA256
8cb00a15cd942a1861c573d86d6fb430512c8e2f80f6349f48b16b8709ca7aa4

SHA512
7bec881ac5f59ac26f1be1e7e26d63f040c06369de10c1c246e531a4395d27c335d9acc647ecdedb48ed37bdc2dc405a4cfc11762e1c00659a49be259eaf8764

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3b2qjjpu.thq.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1FF7.tmp

Filesize
1KB

MD5
96fe9cd414f8c56c408eeced991cb6f1

SHA1
69f784960fc66fdbb500013ec5b6971ed7ed351e

SHA256
bdcec7c95c986f73dbc2747e325bc74efa4389f7b266ed74c553affd92d01c73

SHA512
ff6059d232fc4869bcf85b66de73391adf79f172f0f791e6552a322fa340a893bb5836c20b10b9f0280d7d2dfda9335647aec19b7566d86a54bb1d818730d696

Download Submit
memory/2144-30-0x0000000004CB0000-0x0000000004CD2000-memory.dmp

Filesize
136KB

Download
memory/2144-67-0x00000000070D0000-0x00000000070E1000-memory.dmp

Filesize
68KB

Download
memory/2144-74-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/2144-71-0x00000000071F0000-0x00000000071F8000-memory.dmp

Filesize
32KB

Download
memory/2144-70-0x0000000007210000-0x000000000722A000-memory.dmp

Filesize
104KB

Download
memory/2144-69-0x0000000007110000-0x0000000007124000-memory.dmp

Filesize
80KB

Download
memory/2144-68-0x0000000007100000-0x000000000710E000-memory.dmp

Filesize
56KB

Download
memory/2144-41-0x00000000055E0000-0x0000000005934000-memory.dmp

Filesize
3.3MB

Download
memory/2144-66-0x0000000004970000-0x0000000004980000-memory.dmp

Filesize
64KB

Download
memory/2144-65-0x0000000007150000-0x00000000071E6000-memory.dmp

Filesize
600KB

Download
memory/2144-17-0x0000000002280000-0x00000000022B6000-memory.dmp

Filesize
216KB

Download
memory/2144-18-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/2144-64-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/2144-20-0x0000000004970000-0x0000000004980000-memory.dmp

Filesize
64KB

Download
memory/2144-21-0x0000000004970000-0x0000000004980000-memory.dmp

Filesize
64KB

Download
memory/2144-63-0x0000000006F20000-0x0000000006F2A000-memory.dmp

Filesize
40KB

Download
memory/2144-61-0x0000000006EB0000-0x0000000006ECA000-memory.dmp

Filesize
104KB

Download
memory/2144-23-0x0000000004FB0000-0x00000000055D8000-memory.dmp

Filesize
6.2MB

Download
memory/2144-60-0x00000000074F0000-0x0000000007B6A000-memory.dmp

Filesize
6.5MB

Download
memory/2144-58-0x0000000006BC0000-0x0000000006C63000-memory.dmp

Filesize
652KB

Download
memory/2144-57-0x0000000006150000-0x000000000616E000-memory.dmp

Filesize
120KB

Download
memory/2144-47-0x0000000072DC0000-0x0000000072E0C000-memory.dmp

Filesize
304KB

Download
memory/2144-46-0x0000000006B80000-0x0000000006BB2000-memory.dmp

Filesize
200KB

Download
memory/2144-31-0x0000000004E50000-0x0000000004EB6000-memory.dmp

Filesize
408KB

Download
memory/2144-44-0x0000000004970000-0x0000000004980000-memory.dmp

Filesize
64KB

Download
memory/2144-42-0x0000000005BB0000-0x0000000005BCE000-memory.dmp

Filesize
120KB

Download
memory/2144-43-0x00000000060E0000-0x000000000612C000-memory.dmp

Filesize
304KB

Download
memory/3360-26-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/3360-75-0x00000000054F0000-0x0000000005500000-memory.dmp

Filesize
64KB

Download
memory/3360-72-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/3360-29-0x0000000005470000-0x00000000054D6000-memory.dmp

Filesize
408KB

Download
memory/3360-28-0x00000000054F0000-0x0000000005500000-memory.dmp

Filesize
64KB

Download
memory/3360-62-0x00000000072A0000-0x0000000007462000-memory.dmp

Filesize
1.8MB

Download
memory/3360-59-0x0000000007080000-0x00000000070D0000-memory.dmp

Filesize
320KB

Download
memory/3360-22-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4488-27-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/4488-9-0x0000000005960000-0x0000000005970000-memory.dmp

Filesize
64KB

Download
memory/4488-2-0x0000000005CB0000-0x0000000006254000-memory.dmp

Filesize
5.6MB

Download
memory/4488-3-0x00000000057A0000-0x0000000005832000-memory.dmp

Filesize
584KB

Download
memory/4488-12-0x0000000008710000-0x00000000087AC000-memory.dmp

Filesize
624KB

Download
memory/4488-11-0x0000000007380000-0x00000000073EA000-memory.dmp

Filesize
424KB

Download
memory/4488-10-0x0000000005B00000-0x0000000005B10000-memory.dmp

Filesize
64KB

Download
memory/4488-1-0x0000000000C90000-0x0000000000D2C000-memory.dmp

Filesize
624KB

Download
memory/4488-8-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/4488-7-0x0000000005AC0000-0x0000000005AD8000-memory.dmp

Filesize
96KB

Download
memory/4488-6-0x00000000059A0000-0x00000000059AA000-memory.dmp

Filesize
40KB

Download
memory/4488-0-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/4488-5-0x0000000005960000-0x0000000005970000-memory.dmp

Filesize
64KB

Download
memory/4488-4-0x0000000006260000-0x00000000065B4000-memory.dmp

Filesize
3.3MB

Download