agenttesla | fd3f5aeb106a31bcdff757034091438369d3ca3b71e163ad0747a0ab5b87191b

Analysis

max time kernel
119s
max time network
132s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
29-09-2024 07:51

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General

Target

Balance payment.exe
Size

1.4MB
MD5

86e5efa7d3dce6320ffcdfc12f628cba
SHA1

d3d26c7eddb95e028c13b97f94f330e5ad5dbba4
SHA256

07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6
SHA512

cb5d2fa04260b9ca8b8200dfa8881d82ae7cd701822c0cb3c8df5846a6f315c60475a39dc9048094d78fc8c2be21e4df734b805ac2f205c3c67b1a1b89cd8e23
SSDEEP

24576:ivrA5SXIIYCcp3WLcndXJp80oPQZ3aO30KISlm7mgXKrqEKdCSu59m6nnjqKoe:ivOkRYCcp3ZrpBooF1Tm6g6rFKdg9rjF

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:
webmaster
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 4 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2820	powershell.exe
2316	powershell.exe
3044	powershell.exe
1872	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 2 IoCs

description	pid	Process	procid_target
PID 2280 set thread context of 2228	2280	Balance payment.exe	36
PID 2228 set thread context of 652	2228	Balance payment.exe	44

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 9 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	Balance payment.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	Balance payment.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Balance payment.exe
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	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2780	schtasks.exe
3064	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2316	powershell.exe
2820	powershell.exe
3044	powershell.exe
1872	powershell.exe
652	Balance payment.exe
652	Balance payment.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2316	powershell.exe
Token: SeDebugPrivilege	2820	powershell.exe
Token: SeDebugPrivilege	3044	powershell.exe
Token: SeDebugPrivilege	1872	powershell.exe
Token: SeDebugPrivilege	652	Balance payment.exe

Suspicious use of WriteProcessMemory 48 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 2820	2280	Balance payment.exe	30
PID 2280 wrote to memory of 2820	2280	Balance payment.exe	30
PID 2280 wrote to memory of 2820	2280	Balance payment.exe	30
PID 2280 wrote to memory of 2820	2280	Balance payment.exe	30
PID 2280 wrote to memory of 2316	2280	Balance payment.exe	32
PID 2280 wrote to memory of 2316	2280	Balance payment.exe	32
PID 2280 wrote to memory of 2316	2280	Balance payment.exe	32
PID 2280 wrote to memory of 2316	2280	Balance payment.exe	32
PID 2280 wrote to memory of 2780	2280	Balance payment.exe	34
PID 2280 wrote to memory of 2780	2280	Balance payment.exe	34
PID 2280 wrote to memory of 2780	2280	Balance payment.exe	34
PID 2280 wrote to memory of 2780	2280	Balance payment.exe	34
PID 2280 wrote to memory of 2228	2280	Balance payment.exe	36
PID 2280 wrote to memory of 2228	2280	Balance payment.exe	36
PID 2280 wrote to memory of 2228	2280	Balance payment.exe	36
PID 2280 wrote to memory of 2228	2280	Balance payment.exe	36
PID 2280 wrote to memory of 2228	2280	Balance payment.exe	36
PID 2280 wrote to memory of 2228	2280	Balance payment.exe	36
PID 2280 wrote to memory of 2228	2280	Balance payment.exe	36
PID 2280 wrote to memory of 2228	2280	Balance payment.exe	36
PID 2280 wrote to memory of 2228	2280	Balance payment.exe	36
PID 2280 wrote to memory of 2228	2280	Balance payment.exe	36
PID 2280 wrote to memory of 2228	2280	Balance payment.exe	36
PID 2280 wrote to memory of 2228	2280	Balance payment.exe	36
PID 2228 wrote to memory of 3044	2228	Balance payment.exe	38
PID 2228 wrote to memory of 3044	2228	Balance payment.exe	38
PID 2228 wrote to memory of 3044	2228	Balance payment.exe	38
PID 2228 wrote to memory of 3044	2228	Balance payment.exe	38
PID 2228 wrote to memory of 1872	2228	Balance payment.exe	40
PID 2228 wrote to memory of 1872	2228	Balance payment.exe	40
PID 2228 wrote to memory of 1872	2228	Balance payment.exe	40
PID 2228 wrote to memory of 1872	2228	Balance payment.exe	40
PID 2228 wrote to memory of 3064	2228	Balance payment.exe	41
PID 2228 wrote to memory of 3064	2228	Balance payment.exe	41
PID 2228 wrote to memory of 3064	2228	Balance payment.exe	41
PID 2228 wrote to memory of 3064	2228	Balance payment.exe	41
PID 2228 wrote to memory of 652	2228	Balance payment.exe	44
PID 2228 wrote to memory of 652	2228	Balance payment.exe	44
PID 2228 wrote to memory of 652	2228	Balance payment.exe	44
PID 2228 wrote to memory of 652	2228	Balance payment.exe	44
PID 2228 wrote to memory of 652	2228	Balance payment.exe	44
PID 2228 wrote to memory of 652	2228	Balance payment.exe	44
PID 2228 wrote to memory of 652	2228	Balance payment.exe	44
PID 2228 wrote to memory of 652	2228	Balance payment.exe	44
PID 2228 wrote to memory of 652	2228	Balance payment.exe	44
PID 2228 wrote to memory of 652	2228	Balance payment.exe	44
PID 2228 wrote to memory of 652	2228	Balance payment.exe	44
PID 2228 wrote to memory of 652	2228	Balance payment.exe	44

C:\Users\Admin\AppData\Local\Temp\Balance payment.exe
"C:\Users\Admin\AppData\Local\Temp\Balance payment.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2280
- 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\Balance payment.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2820
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OkbpwNyH.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2316
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OkbpwNyH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB56A.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2780
- C:\Users\Admin\AppData\Local\Temp\Balance payment.exe
  "C:\Users\Admin\AppData\Local\Temp\Balance payment.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2228
- - 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\Balance payment.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3044
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\wlBldyvi.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1872
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wlBldyvi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE698.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:3064
- - C:\Users\Admin\AppData\Local\Temp\Balance payment.exe
    "C:\Users\Admin\AppData\Local\Temp\Balance payment.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:652

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

Credentials in Registry

T1552.002

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpB56A.tmp

Filesize
1KB

MD5
ac6065f5e44ec98e6a947b6a5120493f

SHA1
11b150d83782a3af3a3f3c2359e6ff770abc4d03

SHA256
72516bc0e719ea36a90bd5c8cde5aaf9d4155e9541f534237a7c13469126fa3f

SHA512
0f1243f8b412d1a70ecf06cfa3df30f893949985a264c1d95228aad015251c479eb1b613ae61e06b18bc6e4efa230c3de3f6b1027a398e11d3c45ea716fa8ed7

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE698.tmp

Filesize
1KB

MD5
d152d98c4f8e50fdc607f2d7f036ccac

SHA1
d732523f87632008051354a1864bac14058efa0e

SHA256
d88692fe8cfefc22697def3e3855c42a13075b2b4d2ed43623a9993b22ba14eb

SHA512
32fd7e460e0c868accbeb22bc51e9655df2b08005388391ce93300481611e680d7fce8d4df6633558ff8a62e0e22ea0d49423b91e9936277eecb66637ab6c4ff

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

Filesize
7KB

MD5
46794fc62b44341fe1eb3d6762ebe8e8

SHA1
2ce32af42aba86001bec18224763c3192e3176af

SHA256
e7d4567596d00bf8417278c47d2c29f8022c74e98d88483fd178b8b2956f3979

SHA512
9efc444506922a6355d431e6c0b0e3d8f641a6b65d9395c75b04a8261f94a107a88ba1a7e907609588546670e1b4a9fbaf0b8a71599f9b9b85ab2b46745da8c4

Download Submit
C:\Users\Admin\AppData\Roaming\wlBldyvi.exe

Filesize
1.4MB

MD5
86e5efa7d3dce6320ffcdfc12f628cba

SHA1
d3d26c7eddb95e028c13b97f94f330e5ad5dbba4

SHA256
07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6

SHA512
cb5d2fa04260b9ca8b8200dfa8881d82ae7cd701822c0cb3c8df5846a6f315c60475a39dc9048094d78fc8c2be21e4df734b805ac2f205c3c67b1a1b89cd8e23

Download Submit
memory/652-55-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/652-57-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/652-59-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/652-62-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/652-65-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/652-63-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/652-53-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2228-32-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2228-33-0x0000000004F10000-0x0000000004FB0000-memory.dmp

Filesize
640KB

Download
memory/2228-34-0x00000000003F0000-0x0000000000400000-memory.dmp

Filesize
64KB

Download
memory/2228-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2228-30-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2228-29-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2228-22-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2228-20-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2228-26-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2228-36-0x00000000054C0000-0x0000000005542000-memory.dmp

Filesize
520KB

Download
memory/2228-24-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2280-4-0x0000000000510000-0x0000000000520000-memory.dmp

Filesize
64KB

Download
memory/2280-1-0x00000000011F0000-0x000000000135E000-memory.dmp

Filesize
1.4MB

Download
memory/2280-35-0x0000000073EC0000-0x00000000745AE000-memory.dmp

Filesize
6.9MB

Download
memory/2280-3-0x0000000004EA0000-0x0000000004FCE000-memory.dmp

Filesize
1.2MB

Download
memory/2280-2-0x0000000073EC0000-0x00000000745AE000-memory.dmp

Filesize
6.9MB

Download
memory/2280-0-0x0000000073ECE000-0x0000000073ECF000-memory.dmp

Filesize
4KB

Download
memory/2280-7-0x0000000005CC0000-0x0000000005DD6000-memory.dmp

Filesize
1.1MB

Download
memory/2280-6-0x0000000073EC0000-0x00000000745AE000-memory.dmp

Filesize
6.9MB

Download
memory/2280-5-0x0000000073ECE000-0x0000000073ECF000-memory.dmp

Filesize
4KB

Download