agenttesla | ab8187e1651648d7f5d1906536e0dc09680dbc18cb311ef5686fe2049659da36

Analysis

max time kernel
140s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 08:12

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General

Target

Offer Required.bat.exe
Size

777KB
MD5

d96260136e9989c3ee56e2fef804175e
SHA1

ba76e6c03a5485166cf0bc9bfd7b5ff34a684a5b
SHA256

ab8187e1651648d7f5d1906536e0dc09680dbc18cb311ef5686fe2049659da36
SHA512

4c6dd05630206e2a9292bb0c569f4f450aa6b3be749e056eddd42f86cfe5f2790c8c305e0f5e31a12ee8e90522767563a195a90d75bb2043476a26d54494649c
SSDEEP

12288:t5Zhg/9yOnhNzHxepY9oCfO2iiCw+vokWCotbleaQVBmWJzrGtLAgReWjGT43Zqb:+ThNzg29oGO2iaYWjtb5G/

Score

10^/10

agenttesla execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.desirebeverage.com
Port:
587
Username:
[email protected]
Password:
Ecom@779
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 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

1996 powershell.exe

pid	process
1996	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

Offer Required.bat.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation	Offer Required.bat.exe

Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

31 api.ipify.org
32 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Offer Required.bat.exe

description pid process target process

PID 3376 set thread context of 2704 3376 Offer Required.bat.exe RegSvcs.exe
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

Processes:

schtasks.exe

pid process

4720 schtasks.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

powershell.exeOffer Required.bat.exeRegSvcs.exe

pid process

1996 powershell.exe
3376 Offer Required.bat.exe
3376 Offer Required.bat.exe
2704 RegSvcs.exe
2704 RegSvcs.exe
1996 powershell.exe

flow	ioc
31	api.ipify.org
32	api.ipify.org

description	pid	process	target process
PID 3376 set thread context of 2704	3376	Offer Required.bat.exe	RegSvcs.exe

pid	process
4720	schtasks.exe

pid	process
1996	powershell.exe
3376	Offer Required.bat.exe
3376	Offer Required.bat.exe
2704	RegSvcs.exe
2704	RegSvcs.exe
1996	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exeOffer Required.bat.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1996	powershell.exe
Token: SeDebugPrivilege	3376	Offer Required.bat.exe
Token: SeDebugPrivilege	2704	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RegSvcs.exe

pid process

2704 RegSvcs.exe

pid	process
2704	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

Offer Required.bat.exe

description	pid	process	target process
PID 3376 wrote to memory of 1996	3376	Offer Required.bat.exe	powershell.exe
PID 3376 wrote to memory of 1996	3376	Offer Required.bat.exe	powershell.exe
PID 3376 wrote to memory of 1996	3376	Offer Required.bat.exe	powershell.exe
PID 3376 wrote to memory of 4720	3376	Offer Required.bat.exe	schtasks.exe
PID 3376 wrote to memory of 4720	3376	Offer Required.bat.exe	schtasks.exe
PID 3376 wrote to memory of 4720	3376	Offer Required.bat.exe	schtasks.exe
PID 3376 wrote to memory of 868	3376	Offer Required.bat.exe	RegSvcs.exe
PID 3376 wrote to memory of 868	3376	Offer Required.bat.exe	RegSvcs.exe
PID 3376 wrote to memory of 868	3376	Offer Required.bat.exe	RegSvcs.exe
PID 3376 wrote to memory of 2704	3376	Offer Required.bat.exe	RegSvcs.exe
PID 3376 wrote to memory of 2704	3376	Offer Required.bat.exe	RegSvcs.exe
PID 3376 wrote to memory of 2704	3376	Offer Required.bat.exe	RegSvcs.exe
PID 3376 wrote to memory of 2704	3376	Offer Required.bat.exe	RegSvcs.exe
PID 3376 wrote to memory of 2704	3376	Offer Required.bat.exe	RegSvcs.exe
PID 3376 wrote to memory of 2704	3376	Offer Required.bat.exe	RegSvcs.exe
PID 3376 wrote to memory of 2704	3376	Offer Required.bat.exe	RegSvcs.exe
PID 3376 wrote to memory of 2704	3376	Offer Required.bat.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Offer Required.bat.exe
"C:\Users\Admin\AppData\Local\Temp\Offer Required.bat.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3376
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vFwUUNF.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1996
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vFwUUNF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8944.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:4720
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:868
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_frkhjiib.ps4.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8944.tmp

Filesize
1KB

MD5
c8abd5e0af988401a822fa9f1409645e

SHA1
f78a33647937fae178e4ba9c228f93c860a1ae2a

SHA256
f80699528aff2bcc3a06651f7f99fa053f9bd9e77cf81b29e4cc3e6f81df789a

SHA512
15ee96bb90d92a0bc77ce5a23473dd95e64f1a6241a492a9c78372f1d354c24fc34d5e2439b98333031658d731db09fd82e74af83f80158081a6e73cbaa2a5aa

Download Submit
memory/1996-24-0x00000000055C0000-0x0000000005626000-memory.dmp

Filesize
408KB

Download
memory/1996-21-0x0000000005520000-0x0000000005542000-memory.dmp

Filesize
136KB

Download
memory/1996-52-0x0000000006220000-0x000000000623E000-memory.dmp

Filesize
120KB

Download
memory/1996-66-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/1996-63-0x00000000072D0000-0x00000000072D8000-memory.dmp

Filesize
32KB

Download
memory/1996-62-0x00000000072F0000-0x000000000730A000-memory.dmp

Filesize
104KB

Download
memory/1996-61-0x00000000071F0000-0x0000000007204000-memory.dmp

Filesize
80KB

Download
memory/1996-36-0x00000000056A0000-0x00000000059F4000-memory.dmp

Filesize
3.3MB

Download
memory/1996-60-0x00000000071E0000-0x00000000071EE000-memory.dmp

Filesize
56KB

Download
memory/1996-15-0x00000000046E0000-0x0000000004716000-memory.dmp

Filesize
216KB

Download
memory/1996-16-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/1996-42-0x0000000071880000-0x00000000718CC000-memory.dmp

Filesize
304KB

Download
memory/1996-58-0x00000000071B0000-0x00000000071C1000-memory.dmp

Filesize
68KB

Download
memory/1996-19-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/1996-20-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/1996-53-0x0000000006CB0000-0x0000000006D53000-memory.dmp

Filesize
652KB

Download
memory/1996-41-0x0000000006C70000-0x0000000006CA2000-memory.dmp

Filesize
200KB

Download
memory/1996-57-0x0000000007230000-0x00000000072C6000-memory.dmp

Filesize
600KB

Download
memory/1996-30-0x0000000005630000-0x0000000005696000-memory.dmp

Filesize
408KB

Download
memory/1996-56-0x0000000007020000-0x000000000702A000-memory.dmp

Filesize
40KB

Download
memory/1996-17-0x0000000004EC0000-0x00000000054E8000-memory.dmp

Filesize
6.2MB

Download
memory/1996-55-0x0000000006FB0000-0x0000000006FCA000-memory.dmp

Filesize
104KB

Download
memory/1996-54-0x00000000075F0000-0x0000000007C6A000-memory.dmp

Filesize
6.5MB

Download
memory/1996-40-0x0000000005CD0000-0x0000000005D1C000-memory.dmp

Filesize
304KB

Download
memory/1996-39-0x0000000005C80000-0x0000000005C9E000-memory.dmp

Filesize
120KB

Download
memory/2704-37-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/2704-22-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2704-59-0x00000000067B0000-0x0000000006800000-memory.dmp

Filesize
320KB

Download
memory/2704-67-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/3376-2-0x0000000004F70000-0x0000000005514000-memory.dmp

Filesize
5.6MB

Download
memory/3376-4-0x00000000022B0000-0x00000000022BA000-memory.dmp

Filesize
40KB

Download
memory/3376-9-0x0000000008540000-0x00000000085C2000-memory.dmp

Filesize
520KB

Download
memory/3376-1-0x0000000000080000-0x0000000000144000-memory.dmp

Filesize
784KB

Download
memory/3376-31-0x00000000751BE000-0x00000000751BF000-memory.dmp

Filesize
4KB

Download
memory/3376-0-0x00000000751BE000-0x00000000751BF000-memory.dmp

Filesize
4KB

Download
memory/3376-3-0x00000000049C0000-0x0000000004A52000-memory.dmp

Filesize
584KB

Download
memory/3376-10-0x00000000065C0000-0x000000000665C000-memory.dmp

Filesize
624KB

Download
memory/3376-8-0x0000000007660000-0x0000000007670000-memory.dmp

Filesize
64KB

Download
memory/3376-7-0x0000000007630000-0x000000000764A000-memory.dmp

Filesize
104KB

Download
memory/3376-6-0x00000000084A0000-0x0000000008542000-memory.dmp

Filesize
648KB

Download
memory/3376-5-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/3376-38-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download