agenttesla | 58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918

General

Target

58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe
Size

719KB
MD5

c8c2b93f8b79377e5d346edfbf9504b3
SHA1

0e38e95f3cdba184363c9b2930a5f4d7d84895c2
SHA256

58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918
SHA512

1d1dc875502359ee460fe6ad3437cfe3c511b9a18916a95f21ce3d5eae389b32029dc5f943d64f115cafaeb58d140b965a51bb5f6b837aadf0f1243c7d7fc571
SSDEEP

12288:ufZYRxA4Y5lyA/BxSPCn2m9ugFv4ji7X6RejFjb4+Z8ZLe9MQcIneW1caCoLXz4E:DRa2mAqUijSej9b4K+LccOeN4Xz4H1

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.stilbo.eu
Port:
587
Username:
[email protected]
Password:
StilBO_#1
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

pid	Process
2828	powershell.exe
2896	powershell.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 3 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

Credentials from Web Browsers
T1555.003

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
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2680 set thread context of 696	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36

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 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.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

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
2740	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
696	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe
696	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe
2896	powershell.exe
2828	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	696	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe
Token: SeDebugPrivilege	2896	powershell.exe
Token: SeDebugPrivilege	2828	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
696	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2680 wrote to memory of 2828	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	30
PID 2680 wrote to memory of 2828	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	30
PID 2680 wrote to memory of 2828	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	30
PID 2680 wrote to memory of 2828	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	30
PID 2680 wrote to memory of 2896	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	32
PID 2680 wrote to memory of 2896	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	32
PID 2680 wrote to memory of 2896	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	32
PID 2680 wrote to memory of 2896	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	32
PID 2680 wrote to memory of 2740	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	33
PID 2680 wrote to memory of 2740	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	33
PID 2680 wrote to memory of 2740	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	33
PID 2680 wrote to memory of 2740	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	33
PID 2680 wrote to memory of 696	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36
PID 2680 wrote to memory of 696	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36
PID 2680 wrote to memory of 696	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36
PID 2680 wrote to memory of 696	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36
PID 2680 wrote to memory of 696	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36
PID 2680 wrote to memory of 696	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36
PID 2680 wrote to memory of 696	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36
PID 2680 wrote to memory of 696	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36
PID 2680 wrote to memory of 696	2680	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36

C:\Users\Admin\AppData\Local\Temp\58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe
"C:\Users\Admin\AppData\Local\Temp\58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2680
- 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\58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2828
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DPgPZhZIZ.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2896
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DPgPZhZIZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB145.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2740
- C:\Users\Admin\AppData\Local\Temp\58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe
  "C:\Users\Admin\AppData\Local\Temp\58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpB145.tmp

Filesize
1KB

MD5
56b774fd87d9f557ecd6b4c210eb849a

SHA1
c3fbe77631c2d73cb8c29575ffdb33e72c101349

SHA256
5e07eca37a3ebd66f4dd2b51837dc90d0dd9f969f2613b23a489170fd6851440

SHA512
6c80a98ec55c86389eae0560e5d3c8d326d83412b0b75ac1472998cec1af8a7941f8d0a31d5d28d9f47d5955c133b32988865c5e0321d86bdbdd1744e1d8dfe3

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\Y1MXR5G5J5SMJ2LNXV9L.temp

Filesize
7KB

MD5
1891394dd954718984c683ace2086c19

SHA1
108146ba7743e779d3afccc6f584971e10607e27

SHA256
de44927bdf7ffc99bb0cfc9d9102b9b3f853c9d062a349fe0f81f5f210e0de51

SHA512
ba3c11bbf3d6ace860d49fca28da3ae3f3930dd86a101094aa317ea426dfe7392eb2813595201759951bdeec23c536ac5bd6d65f9b73d2336479ffecdb95b46c

Download Submit
memory/696-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/696-29-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/696-21-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/696-19-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/696-23-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/696-25-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/696-28-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/696-30-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2680-6-0x0000000007E40000-0x0000000007EC6000-memory.dmp

Filesize
536KB

Download
memory/2680-1-0x0000000000910000-0x00000000009CA000-memory.dmp

Filesize
744KB

Download
memory/2680-0-0x0000000074A0E000-0x0000000074A0F000-memory.dmp

Filesize
4KB

Download
memory/2680-2-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download
memory/2680-3-0x00000000005B0000-0x00000000005CA000-memory.dmp

Filesize
104KB

Download
memory/2680-5-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download
memory/2680-4-0x0000000074A0E000-0x0000000074A0F000-memory.dmp

Filesize
4KB

Download
memory/2680-31-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads