agenttesla | 4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283

General

Target

4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
Size

674KB
MD5

b93e5d5b8d6e25ea9107769128334130
SHA1

eaa57f101eec3faaa8ca9a767a07e4cdef35999e
SHA256

4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283
SHA512

52dfb3178800cf6905ba2e5d4c351a176b3feb531329d5bd7ba3135843dbeacad3814a82eaf3ecdf0e5e47261d7cd3d4043b616a10a2b79c194566fbb33a0657
SSDEEP

12288:AO98bQbs8+iS6RGUfSjWFa9Rh1iEIhjz3DO8ITXykKsSWScPx3ZokkR:ArIJ+7dUfSjWA9Rh14Jy8qZuWbx3Zg

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.libreriagandhi.cl
Port:
21
Username:
[email protected]
Password:
x6p2^m#1#~+O

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
3004	powershell.exe
2736	powershell.exe

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 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2288 set thread context of 2980	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.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	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.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
2748	schtasks.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

pid	Process
2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
2980	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
2980	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
2736	powershell.exe
3004	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
Token: SeDebugPrivilege	2980	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
Token: SeDebugPrivilege	3004	powershell.exe
Token: SeDebugPrivilege	2736	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2288 wrote to memory of 3004	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	30
PID 2288 wrote to memory of 3004	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	30
PID 2288 wrote to memory of 3004	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	30
PID 2288 wrote to memory of 3004	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	30
PID 2288 wrote to memory of 2736	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	32
PID 2288 wrote to memory of 2736	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	32
PID 2288 wrote to memory of 2736	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	32
PID 2288 wrote to memory of 2736	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	32
PID 2288 wrote to memory of 2748	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	33
PID 2288 wrote to memory of 2748	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	33
PID 2288 wrote to memory of 2748	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	33
PID 2288 wrote to memory of 2748	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	33
PID 2288 wrote to memory of 2980	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	36
PID 2288 wrote to memory of 2980	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	36
PID 2288 wrote to memory of 2980	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	36
PID 2288 wrote to memory of 2980	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	36
PID 2288 wrote to memory of 2980	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	36
PID 2288 wrote to memory of 2980	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	36
PID 2288 wrote to memory of 2980	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	36
PID 2288 wrote to memory of 2980	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	36
PID 2288 wrote to memory of 2980	2288	4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe	36

C:\Users\Admin\AppData\Local\Temp\4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
"C:\Users\Admin\AppData\Local\Temp\4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2288
- 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\4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3004
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\zDowlSskSU.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2736
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zDowlSskSU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3312.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2748
- C:\Users\Admin\AppData\Local\Temp\4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe
  "C:\Users\Admin\AppData\Local\Temp\4a88d515600a389b686c2674cb10d053720eab06b16bd6c8ad99e06157980283N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2980

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

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp3312.tmp

Filesize
1KB

MD5
c77462cd693c7272894b4a2ecd4e246a

SHA1
4a72fa0c6bfb3340b207657c758bb3cffa058a14

SHA256
242df9e99202ba034e2e9044e3030b1b156c219a48796b27b0455cf8d61ba514

SHA512
328381aa2122a16d1017782247e3dabb287c1a4cf08fe3f158f105f6088bc556f8257f2b43dd40999b0d19f2fb28c5a297a81718e7a618ea3e7b88cbc50d55d8

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

Filesize
7KB

MD5
3814378126b9f7e8612c224070242c6f

SHA1
1dea1d4434bb5a8836a1363e69f2332ea4626a61

SHA256
ff64080b4b92c267b0938d5b329c60bb2bd5bfbbc3708f175e9d7636cc5db0e1

SHA512
1fea6325476a5abfe5d5f5210e1a24b3445fd5df0e5e1e715c8427f7522f5cc17a100de68e999fa0d3d9c1ec3374ad5a7a2080739ee9553df0be28b21ab6c676

Download Submit
memory/2288-4-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2288-3-0x00000000004C0000-0x00000000004D2000-memory.dmp

Filesize
72KB

Download
memory/2288-0-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

Filesize
4KB

Download
memory/2288-5-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

Filesize
4KB

Download
memory/2288-6-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2288-7-0x0000000005590000-0x0000000005614000-memory.dmp

Filesize
528KB

Download
memory/2288-2-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2288-1-0x0000000000D00000-0x0000000000DAC000-memory.dmp

Filesize
688KB

Download
memory/2288-32-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2980-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2980-30-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2980-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2980-26-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2980-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2980-22-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2980-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2980-31-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads