agenttesla | 7338f4c2a83414de28a32d8d91bd61b5dda78b660c70dc82f53a68a06fa67182

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18-09-2024 20:48

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General

Target

e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe
Size

746KB
MD5

e9f1dcbaaf4ed8b190f22e5831db90e4
SHA1

4380c8341dad5d184884eb7832b5b047b9a84f6d
SHA256

7338f4c2a83414de28a32d8d91bd61b5dda78b660c70dc82f53a68a06fa67182
SHA512

35c2b2fd1439e861233311aac6fb5070a27d4778c6119e01c4335198a1c277d4772779c0d00bee6d6f3499bdccafc0fa2bf8ba06bf5a7a4cec6375cc85fda145
SSDEEP

12288:nytA++rMiNGAo+Ha9hhPoFxdsLZ5eZAUA7x/mTj2ERDgpMimGIuE:hRrHNn9Ha9bPoFrsOZAUA7Zmdsai1E

Score

10^/10

agenttesla collection credential_access discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.pwmtdubai.com
Port:
587
Username:
[email protected]
Password:
B?S(0YanV<H

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.pwmtdubai.com
Port:
587
Username:
[email protected]
Password:
B?S(0YanV<H

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/1008-14-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

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-1-5-21-355097885-2402257403-2971294179-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.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-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wNanO = "C:\\Users\\Admin\\AppData\\Roaming\\wNanO\\wNanO.exe"	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4328 set thread context of 1008	4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe	94

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	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.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

pid	Process
3412	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe
4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe
4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe
4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe
4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe
4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe
1008	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe
1008	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe
Token: SeDebugPrivilege	1008	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4328 wrote to memory of 3412	4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe	91
PID 4328 wrote to memory of 3412	4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe	91
PID 4328 wrote to memory of 3412	4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe	91
PID 4328 wrote to memory of 4780	4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe	93
PID 4328 wrote to memory of 4780	4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe	93
PID 4328 wrote to memory of 4780	4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe	93
PID 4328 wrote to memory of 1008	4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe	94
PID 4328 wrote to memory of 1008	4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe	94
PID 4328 wrote to memory of 1008	4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe	94
PID 4328 wrote to memory of 1008	4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe	94
PID 4328 wrote to memory of 1008	4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe	94
PID 4328 wrote to memory of 1008	4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe	94
PID 4328 wrote to memory of 1008	4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe	94
PID 4328 wrote to memory of 1008	4328	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe	94

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.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:4328
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VUcPvAnN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp19AD.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3412
- C:\Users\Admin\AppData\Local\Temp\e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe
  "{path}"
  2⤵
  PID:4780
- C:\Users\Admin\AppData\Local\Temp\e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1008

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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\e9f1dcbaaf4ed8b190f22e5831db90e4_JaffaCakes118.exe.log

Filesize
593B

MD5
3465960b5ff4b8b7a3abb1d78dbafa8c

SHA1
55270a1f4b97be9190f6ca7eb70f4ee12324e23a

SHA256
d06ae1148cd3697497a144f7ea1a3b34b0a749071aa914952fcb052718a3a79b

SHA512
9cb2ec5a0a97f219933cced8178894f46bee018b2a5899bcb95c348fd64dccce1ae5d42f1176012d5e55fc58595dcc5853d2339c630b74d6ab629ddf6a880022

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp19AD.tmp

Filesize
1KB

MD5
fab3964d3dd79fe8bd5145dd8cadf1f7

SHA1
7bce9594c56804f09d17bf7d9f1665c32dc0aa7e

SHA256
41c39b3dd23b6e76f0033bc713336a3ba93007e7a2f27a703299efae3f885723

SHA512
b980cb9b704e4834d984170c502f447d99c0d04904f891e8e31f599e56f83832dbf2d4c3235176a5857c54ac1a5e34acba1ef852b70ad866f3e83c46754fe6a6

Download Submit
memory/1008-25-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/1008-24-0x0000000006C00000-0x0000000006C0A000-memory.dmp

Filesize
40KB

Download
memory/1008-23-0x0000000006790000-0x00000000067E0000-memory.dmp

Filesize
320KB

Download
memory/1008-21-0x00000000060F0000-0x0000000006156000-memory.dmp

Filesize
408KB

Download
memory/1008-20-0x0000000005AB0000-0x0000000005AC8000-memory.dmp

Filesize
96KB

Download
memory/1008-19-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/1008-18-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/1008-14-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/4328-10-0x000000000BA40000-0x000000000BADC000-memory.dmp

Filesize
624KB

Download
memory/4328-0-0x000000007531E000-0x000000007531F000-memory.dmp

Filesize
4KB

Download
memory/4328-9-0x0000000008620000-0x000000000869A000-memory.dmp

Filesize
488KB

Download
memory/4328-8-0x0000000006080000-0x00000000060FE000-memory.dmp

Filesize
504KB

Download
memory/4328-7-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/4328-17-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/4328-6-0x000000007531E000-0x000000007531F000-memory.dmp

Filesize
4KB

Download
memory/4328-5-0x00000000052A0000-0x00000000052B2000-memory.dmp

Filesize
72KB

Download
memory/4328-4-0x0000000005340000-0x00000000053D2000-memory.dmp

Filesize
584KB

Download
memory/4328-3-0x0000000004F40000-0x0000000005294000-memory.dmp

Filesize
3.3MB

Download
memory/4328-2-0x00000000054F0000-0x0000000005A94000-memory.dmp

Filesize
5.6MB

Download
memory/4328-1-0x0000000000540000-0x0000000000600000-memory.dmp

Filesize
768KB

Download