agenttesla | 5ea66e4e338b5ded7b00ad1575010d7c1149341323a646069f3b00a518f300d5

Analysis

max time kernel
51s
max time network
114s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/09/2024, 16:14

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General

Target
PPPscan_87333.scr.exe
Size 745KB
Sample240930-tpmnpsthpr
SHA256 5ea66e4e338b5ded7b00ad1575010d7c1149341323a646069f3b00a518f300d5
MD5 fa367270d40ada68dd7be9a3ebe2bdf1
SHA1 afd6f7b9822d0d3956e5e055d50451b23481df66
SHA512 c99c57ced780eead7c7478c0167b855b83dd40c35a2e1e22159c3ae77c2f12e01862fc722249e90c9f5ebd74b5a9e1565205c33094075e91103fdb848c49a510
SSDEEP 12288:oX1nN018HO8PdTXyvFxTPV0gexASJVQ6tb4MjJl9+SoMMBAiK/JSmKRP2crA+XLz:cKOHOaTX+vVhFS7DV4QtdoMViqs/VrAc
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
ftp
Host
ftp://ftp.fosna.net
Port
21
Username
[email protected]
Password
(=8fPSH$KO_!

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
1220	powershell.exe
2704	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 584 set thread context of 2448	584	PPPscan_87333.scr.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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PPPscan_87333.scr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PPPscan_87333.scr.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
2720	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2448	PPPscan_87333.scr.exe
2448	PPPscan_87333.scr.exe
1220	powershell.exe
2704	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2448	PPPscan_87333.scr.exe
Token: SeDebugPrivilege	1220	powershell.exe
Token: SeDebugPrivilege	2704	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 584 wrote to memory of 1220	584	PPPscan_87333.scr.exe	30
PID 584 wrote to memory of 1220	584	PPPscan_87333.scr.exe	30
PID 584 wrote to memory of 1220	584	PPPscan_87333.scr.exe	30
PID 584 wrote to memory of 1220	584	PPPscan_87333.scr.exe	30
PID 584 wrote to memory of 2704	584	PPPscan_87333.scr.exe	32
PID 584 wrote to memory of 2704	584	PPPscan_87333.scr.exe	32
PID 584 wrote to memory of 2704	584	PPPscan_87333.scr.exe	32
PID 584 wrote to memory of 2704	584	PPPscan_87333.scr.exe	32
PID 584 wrote to memory of 2720	584	PPPscan_87333.scr.exe	33
PID 584 wrote to memory of 2720	584	PPPscan_87333.scr.exe	33
PID 584 wrote to memory of 2720	584	PPPscan_87333.scr.exe	33
PID 584 wrote to memory of 2720	584	PPPscan_87333.scr.exe	33
PID 584 wrote to memory of 2448	584	PPPscan_87333.scr.exe	36
PID 584 wrote to memory of 2448	584	PPPscan_87333.scr.exe	36
PID 584 wrote to memory of 2448	584	PPPscan_87333.scr.exe	36
PID 584 wrote to memory of 2448	584	PPPscan_87333.scr.exe	36
PID 584 wrote to memory of 2448	584	PPPscan_87333.scr.exe	36
PID 584 wrote to memory of 2448	584	PPPscan_87333.scr.exe	36
PID 584 wrote to memory of 2448	584	PPPscan_87333.scr.exe	36
PID 584 wrote to memory of 2448	584	PPPscan_87333.scr.exe	36
PID 584 wrote to memory of 2448	584	PPPscan_87333.scr.exe	36

C:\Users\Admin\AppData\Local\Temp\PPPscan_87333.scr.exe
"C:\Users\Admin\AppData\Local\Temp\PPPscan_87333.scr.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:584
- 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\PPPscan_87333.scr.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1220
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ejRAbgfUflKqo.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2704
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ejRAbgfUflKqo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3D7D.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2720
- C:\Users\Admin\AppData\Local\Temp\PPPscan_87333.scr.exe
  "C:\Users\Admin\AppData\Local\Temp\PPPscan_87333.scr.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

tmp3D7D.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp3D7D.tmp
Size 1KB
SHA256 382aed6cd0acf02cf0290cf5031fd06cd67ef5a3e417317e73e6eb704640e504
MD5 4b1e1825ca05faa253a084041dfa9b41
SHA1 c29370d94cb54ee28ce79cc5a2cd818a9eceb550
SHA512 b07bb403d9f7d5d7eecb4eebbcfac37f8d1e527fd193e688102f008e409cf4fbe84949a5fda250047a3f804c6e90f995a120b8eb37ccf45fb6fdc6fc3cbaac9b
MD5 SHA1 SHA512

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2KMP1O9R8YK7YBU8OUUI.temp

Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\2KMP1O9R8YK7YBU8OUUI.temp
Size 7KB
SHA256 88557f30b04a2efb86c4b392516f6a69b2c85fb29352d1efa29613a1a60e74a4
MD5 200b0a5a5582ea68a69ba7c42c3e4c2b
SHA1 d96cbbf0ff8f25cba9fea8a4b82ec9323595bce0
SHA512 e3551fb771c0171960125cdde8b5b2324837e7fb84a0ab4fa303d1c7e04aa584b2f371bcb4366b52fc407e5ea3d2421d1b023890c419527c1819352341d7be14
SSDEEP 96:AN6CZM8rsnqvsqvJCwolDKN6CZM8rsnqvsEHyqvJCworfDC5u0OsQH6M7OFsXlU1:MLkUokLkAHnorGB7M7Ou4
MD5 SHA1 SHA512 SSDEEP

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memory/584-4-0x0000000000A00000-0x0000000000A1E000-memory.dmp

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memory/584-3-0x0000000004FC0000-0x0000000005070000-memory.dmp

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memory/584-0-0x00000000740DE000-0x00000000740DF000-memory.dmp

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memory/584-5-0x00000000740DE000-0x00000000740DF000-memory.dmp

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memory/584-6-0x00000000740D0000-0x00000000747BE000-memory.dmp

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memory/584-7-0x0000000005B70000-0x0000000005BF4000-memory.dmp

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memory/584-2-0x00000000740D0000-0x00000000747BE000-memory.dmp

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memory/584-1-0x0000000000E50000-0x0000000000F0E000-memory.dmp

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memory/584-32-0x00000000740D0000-0x00000000747BE000-memory.dmp

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memory/2448-29-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2448-31-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2448-30-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2448-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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memory/2448-26-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2448-20-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2448-24-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2448-22-0x0000000000400000-0x0000000000442000-memory.dmp

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