agenttesla | 8b3133696ef1e7609974f8084f6ca977ab74db7c688fa7b8df83b2e9231f1764

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
24/04/2024, 04:14

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General

Target
CREDIT NOTE.exe
Size 827KB
Sample240424-etm3pseg69
SHA256 8b3133696ef1e7609974f8084f6ca977ab74db7c688fa7b8df83b2e9231f1764
MD5 44b581457172335dd3903c5bf659a035
SHA1 9415e8affeae395c04046a9189414b4787291f14
SHA512 e76c5f05cc83f43f6adfe490df29e6514c1f5b8428ac878a92300b36053fcef1bd987969ddcc8c3ea7c25ffa58cf287456b462f1cbba39f5e3392cc65403035a
SSDEEP 12288:T9CF9WMGkyCehy9LdriuW3hny6SNZX2/paka16cMRTjfxwNGNUt842vB8x8xqirq:ZC2MreQLMrF/pa1yRTbNey42vudgZM
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.unitechautomations.com
Port
587
Username
[email protected]
Password
Unitech@123
Email to
[email protected]

Signatures

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\GUIVTme = "C:\\Users\\Admin\\AppData\\Roaming\\GUIVTme\\GUIVTme.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 888 set thread context of 2716	888	CREDIT NOTE.exe	34

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task/Job

T1053

pid	Process
2860	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
888	CREDIT NOTE.exe
888	CREDIT NOTE.exe
888	CREDIT NOTE.exe
2136	powershell.exe
2648	powershell.exe
888	CREDIT NOTE.exe
2716	RegSvcs.exe
2716	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	888	CREDIT NOTE.exe
Token: SeDebugPrivilege	2136	powershell.exe
Token: SeDebugPrivilege	2648	powershell.exe
Token: SeDebugPrivilege	2716	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 888 wrote to memory of 2136	888	CREDIT NOTE.exe	28
PID 888 wrote to memory of 2136	888	CREDIT NOTE.exe	28
PID 888 wrote to memory of 2136	888	CREDIT NOTE.exe	28
PID 888 wrote to memory of 2136	888	CREDIT NOTE.exe	28
PID 888 wrote to memory of 2648	888	CREDIT NOTE.exe	30
PID 888 wrote to memory of 2648	888	CREDIT NOTE.exe	30
PID 888 wrote to memory of 2648	888	CREDIT NOTE.exe	30
PID 888 wrote to memory of 2648	888	CREDIT NOTE.exe	30
PID 888 wrote to memory of 2860	888	CREDIT NOTE.exe	32
PID 888 wrote to memory of 2860	888	CREDIT NOTE.exe	32
PID 888 wrote to memory of 2860	888	CREDIT NOTE.exe	32
PID 888 wrote to memory of 2860	888	CREDIT NOTE.exe	32
PID 888 wrote to memory of 2716	888	CREDIT NOTE.exe	34
PID 888 wrote to memory of 2716	888	CREDIT NOTE.exe	34
PID 888 wrote to memory of 2716	888	CREDIT NOTE.exe	34
PID 888 wrote to memory of 2716	888	CREDIT NOTE.exe	34
PID 888 wrote to memory of 2716	888	CREDIT NOTE.exe	34
PID 888 wrote to memory of 2716	888	CREDIT NOTE.exe	34
PID 888 wrote to memory of 2716	888	CREDIT NOTE.exe	34
PID 888 wrote to memory of 2716	888	CREDIT NOTE.exe	34
PID 888 wrote to memory of 2716	888	CREDIT NOTE.exe	34
PID 888 wrote to memory of 2716	888	CREDIT NOTE.exe	34
PID 888 wrote to memory of 2716	888	CREDIT NOTE.exe	34
PID 888 wrote to memory of 2716	888	CREDIT NOTE.exe	34

C:\Users\Admin\AppData\Local\Temp\CREDIT NOTE.exe
"C:\Users\Admin\AppData\Local\Temp\CREDIT NOTE.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:888
- 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\CREDIT NOTE.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2136
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\itqsdfDZLZo.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2648
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\itqsdfDZLZo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4D07.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2860
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

tmp4D07.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp4D07.tmp
Size 1KB
SHA256 a1f79edd381144f7f3271f6365a203151e041d17c62e7c44e621791de2ac02a4
MD5 40b9f4f0bdade4345b9c57161202983d
SHA1 2b369133654ef70c5f658d86e1a1df5710b2b941
SHA512 e474e0bb53bcf06919ec6c01047439ec81a467606453bb600fd33b4829dd7dbad4b530c453894fb70c80bb69a1059f6cf0ebea408a2c48ca121a295aa2ce11bc
MD5 SHA1 SHA512

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NFKTZ7GHN5FE1FZSIZIW.temp

Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\NFKTZ7GHN5FE1FZSIZIW.temp
Size 7KB
SHA256 4a05e5757037d4d13b19d3014f8fc4be86d91b15e7ee0e7891a3536269ae42c1
MD5 d918c773e19535e41a993b36c5a83d9d
SHA1 2d34aa7ec348024ca6235905b6584e1fb4467c3d
SHA512 e0152e069b9a93f14afafe139f545e39a0d94a299d9be58c08a7a355610f817c3b423979be281893fb9007c9d87170fd80e096b39e96bc522eb514e3182ae90b
SSDEEP 96:jEh2ClM8UnqvsqvJCwocEh2ClM8UnqvsEHyqvJCwormofrQHup7jXXlUVI:4rYUozrYAHnormQ7p7jXP
MD5 SHA1 SHA512 SSDEEP

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memory/888-1-0x0000000073FC0000-0x00000000746AE000-memory.dmp

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memory/888-0-0x0000000000B60000-0x0000000000C34000-memory.dmp

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memory/888-2-0x0000000004120000-0x0000000004160000-memory.dmp

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memory/888-3-0x00000000004F0000-0x0000000000508000-memory.dmp

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memory/888-4-0x0000000000560000-0x000000000056E000-memory.dmp

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memory/888-5-0x0000000000A90000-0x0000000000AA4000-memory.dmp

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memory/888-6-0x000000000A160000-0x000000000A1E4000-memory.dmp

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memory/888-35-0x0000000073FC0000-0x00000000746AE000-memory.dmp

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memory/2136-24-0x000000006D640000-0x000000006DBEB000-memory.dmp

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memory/2136-26-0x000000006D640000-0x000000006DBEB000-memory.dmp

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memory/2136-41-0x000000006D640000-0x000000006DBEB000-memory.dmp

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memory/2136-19-0x000000006D640000-0x000000006DBEB000-memory.dmp

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memory/2136-21-0x0000000002990000-0x00000000029D0000-memory.dmp

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memory/2648-20-0x000000006D640000-0x000000006DBEB000-memory.dmp

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memory/2648-28-0x0000000000280000-0x00000000002C0000-memory.dmp

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memory/2648-22-0x000000006D640000-0x000000006DBEB000-memory.dmp

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memory/2648-40-0x000000006D640000-0x000000006DBEB000-memory.dmp

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memory/2716-34-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2716-29-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2716-25-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2716-32-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2716-23-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2716-37-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2716-38-0x0000000072B20000-0x000000007320E000-memory.dmp

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memory/2716-30-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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memory/2716-39-0x0000000000600000-0x0000000000640000-memory.dmp

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memory/2716-27-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2716-43-0x0000000072B20000-0x000000007320E000-memory.dmp

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memory/2716-44-0x0000000000600000-0x0000000000640000-memory.dmp

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