agenttesla | 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106

General

Target

tmpiaoem9m3.exe
Size

920KB
MD5

78eff09f295aa4b3aaf36af5245efe94
SHA1

dea545e8b85f2c1201f7aa3a54f643826ca8a6ed
SHA256

38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106
SHA512

a8b49247156aa7004206f24211054f7f37c73df06e8a85ecf843e9c44cc99a5cf29886e85ba03d89a87a1d3968322c25cdef7877ae6c5efcfa946910204ce67f
SSDEEP

12288:T3TEG/N9AKPGu+MAyn6+6Slh5/2qVe2lR8XaZW4IaBAP7r9r/+ppppppppppppp7:8AnAPRo6+pPOnoR8X2W4JBA1q

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.iaa-airferight.com
Port:
587
Username:
[email protected]
Password:
manlikeyou88
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware 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
2716	powershell.exe
2676	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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2336 set thread context of 2796	2336	tmpiaoem9m3.exe	37

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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpiaoem9m3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpiaoem9m3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
2724	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2676	powershell.exe
2716	powershell.exe
2796	tmpiaoem9m3.exe
2796	tmpiaoem9m3.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2676	powershell.exe
Token: SeDebugPrivilege	2716	powershell.exe
Token: SeDebugPrivilege	2796	tmpiaoem9m3.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 2716	2336	tmpiaoem9m3.exe	31
PID 2336 wrote to memory of 2716	2336	tmpiaoem9m3.exe	31
PID 2336 wrote to memory of 2716	2336	tmpiaoem9m3.exe	31
PID 2336 wrote to memory of 2716	2336	tmpiaoem9m3.exe	31
PID 2336 wrote to memory of 2676	2336	tmpiaoem9m3.exe	33
PID 2336 wrote to memory of 2676	2336	tmpiaoem9m3.exe	33
PID 2336 wrote to memory of 2676	2336	tmpiaoem9m3.exe	33
PID 2336 wrote to memory of 2676	2336	tmpiaoem9m3.exe	33
PID 2336 wrote to memory of 2724	2336	tmpiaoem9m3.exe	35
PID 2336 wrote to memory of 2724	2336	tmpiaoem9m3.exe	35
PID 2336 wrote to memory of 2724	2336	tmpiaoem9m3.exe	35
PID 2336 wrote to memory of 2724	2336	tmpiaoem9m3.exe	35
PID 2336 wrote to memory of 2796	2336	tmpiaoem9m3.exe	37
PID 2336 wrote to memory of 2796	2336	tmpiaoem9m3.exe	37
PID 2336 wrote to memory of 2796	2336	tmpiaoem9m3.exe	37
PID 2336 wrote to memory of 2796	2336	tmpiaoem9m3.exe	37
PID 2336 wrote to memory of 2796	2336	tmpiaoem9m3.exe	37
PID 2336 wrote to memory of 2796	2336	tmpiaoem9m3.exe	37
PID 2336 wrote to memory of 2796	2336	tmpiaoem9m3.exe	37
PID 2336 wrote to memory of 2796	2336	tmpiaoem9m3.exe	37
PID 2336 wrote to memory of 2796	2336	tmpiaoem9m3.exe	37

C:\Users\Admin\AppData\Local\Temp\tmpiaoem9m3.exe
"C:\Users\Admin\AppData\Local\Temp\tmpiaoem9m3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2336
- 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\tmpiaoem9m3.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2716
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\zriEHRxkd.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2676
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zriEHRxkd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1249.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2724
- C:\Users\Admin\AppData\Local\Temp\tmpiaoem9m3.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpiaoem9m3.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2796

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\tmp1249.tmp

Filesize
1KB

MD5
cd476e51d5ab179c1e3760fdb3867049

SHA1
3bceb448180d3787c34b82268dfacc7308b6bf6f

SHA256
59d15c555f3649a85ad82da16b2ce2054575c4e0fe825a46bfd1d3010ae17e4a

SHA512
d80dc5243db34e64e6dcd13be6c4e93b1fd6ae8fb23a0f728886e696b2cff4349a529cbf901cf29dd239e0f53706f106d529deba3ef76c63a41965cf5dea3dfe

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
dc33132a949b4e82054a2fc1005bc0f4

SHA1
0a1da88055013144b5eb3e1088e8a0e620c8611d

SHA256
c53abb563852c4537141a286c703758ca36f6c78d042722ebcd5d698f7719eac

SHA512
88837d1bcbc1fcb156870dc49196dceed57db2851ec07168317078adf6c18c3fdab78ea7896a8dd07006e4e2fabfa7f9b3603e1b7c6d38e7c7097f0e8cab243e

Download Submit
memory/2336-4-0x0000000074BEE000-0x0000000074BEF000-memory.dmp

Filesize
4KB

Download
memory/2336-32-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Filesize
6.9MB

Download
memory/2336-0-0x0000000074BEE000-0x0000000074BEF000-memory.dmp

Filesize
4KB

Download
memory/2336-5-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Filesize
6.9MB

Download
memory/2336-6-0x0000000000A50000-0x0000000000AD2000-memory.dmp

Filesize
520KB

Download
memory/2336-2-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Filesize
6.9MB

Download
memory/2336-1-0x0000000000BE0000-0x0000000000CCC000-memory.dmp

Filesize
944KB

Download
memory/2336-3-0x0000000000250000-0x000000000026E000-memory.dmp

Filesize
120KB

Download
memory/2796-19-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2796-29-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2796-21-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2796-28-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2796-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2796-25-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2796-23-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2796-31-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads