agenttesla | b9acce3baff6363cf5ccfa55dbad67650905b856985de50829e65fa8a4be3d9c

General

Target

Purchase Order_13102023.exe
Size

523KB
MD5

b5a70147c823327681c942174403ee66
SHA1

855905c7cdffd746a9ce9866bb50a92afd3e79b8
SHA256

b9acce3baff6363cf5ccfa55dbad67650905b856985de50829e65fa8a4be3d9c
SHA512

c8c49aa51326a513aa3d19fefea33987840c845f800d1ac575414b36b93bd9f8beb5f8110fefbf2c0e6b4527d0342b68fc47de883d68050b0d58c6c393bacabb
SSDEEP

12288:HhsDwXRze8VYS94Goso7GerOpDfN4jQk8l7fdict:6gzexS9aOf0Y7Vict

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.dynamicconsultinglogistics.ma
Port:
587
Username:
[email protected]
Password:
Laanaya@2022
Email To:
[email protected]

Signatures

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Windows\CurrentVersion\Run\KLgJsl = "C:\\Users\\Admin\\AppData\\Roaming\\KLgJsl\\KLgJsl.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Purchase Order_13102023.exe

description pid process target process

PID 2988 set thread context of 2636 2988 Purchase Order_13102023.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

2772 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

Purchase Order_13102023.exeRegSvcs.exe

pid process

2988 Purchase Order_13102023.exe
2988 Purchase Order_13102023.exe
2988 Purchase Order_13102023.exe
2636 RegSvcs.exe
2636 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Purchase Order_13102023.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 2988 Purchase Order_13102023.exe
Token: SeDebugPrivilege 2636 RegSvcs.exe

description	pid	process	target process
PID 2988 set thread context of 2636	2988	Purchase Order_13102023.exe	RegSvcs.exe

pid	process
2772	schtasks.exe

pid	process
2988	Purchase Order_13102023.exe
2988	Purchase Order_13102023.exe
2988	Purchase Order_13102023.exe
2636	RegSvcs.exe
2636	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2988	Purchase Order_13102023.exe
Token: SeDebugPrivilege	2636	RegSvcs.exe

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

Purchase Order_13102023.exe

description	pid	process	target process
PID 2988 wrote to memory of 2772	2988	Purchase Order_13102023.exe	schtasks.exe
PID 2988 wrote to memory of 2772	2988	Purchase Order_13102023.exe	schtasks.exe
PID 2988 wrote to memory of 2772	2988	Purchase Order_13102023.exe	schtasks.exe
PID 2988 wrote to memory of 2772	2988	Purchase Order_13102023.exe	schtasks.exe
PID 2988 wrote to memory of 2964	2988	Purchase Order_13102023.exe	RegSvcs.exe
PID 2988 wrote to memory of 2964	2988	Purchase Order_13102023.exe	RegSvcs.exe
PID 2988 wrote to memory of 2964	2988	Purchase Order_13102023.exe	RegSvcs.exe
PID 2988 wrote to memory of 2964	2988	Purchase Order_13102023.exe	RegSvcs.exe
PID 2988 wrote to memory of 2964	2988	Purchase Order_13102023.exe	RegSvcs.exe
PID 2988 wrote to memory of 2964	2988	Purchase Order_13102023.exe	RegSvcs.exe
PID 2988 wrote to memory of 2964	2988	Purchase Order_13102023.exe	RegSvcs.exe
PID 2988 wrote to memory of 2636	2988	Purchase Order_13102023.exe	RegSvcs.exe
PID 2988 wrote to memory of 2636	2988	Purchase Order_13102023.exe	RegSvcs.exe
PID 2988 wrote to memory of 2636	2988	Purchase Order_13102023.exe	RegSvcs.exe
PID 2988 wrote to memory of 2636	2988	Purchase Order_13102023.exe	RegSvcs.exe
PID 2988 wrote to memory of 2636	2988	Purchase Order_13102023.exe	RegSvcs.exe
PID 2988 wrote to memory of 2636	2988	Purchase Order_13102023.exe	RegSvcs.exe
PID 2988 wrote to memory of 2636	2988	Purchase Order_13102023.exe	RegSvcs.exe
PID 2988 wrote to memory of 2636	2988	Purchase Order_13102023.exe	RegSvcs.exe
PID 2988 wrote to memory of 2636	2988	Purchase Order_13102023.exe	RegSvcs.exe
PID 2988 wrote to memory of 2636	2988	Purchase Order_13102023.exe	RegSvcs.exe
PID 2988 wrote to memory of 2636	2988	Purchase Order_13102023.exe	RegSvcs.exe
PID 2988 wrote to memory of 2636	2988	Purchase Order_13102023.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Purchase Order_13102023.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order_13102023.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2988

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BNrDYUo" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEF4E.tmp"
2⤵
- Creates scheduled task(s)
PID:2772

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
PID:2964

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2636

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpEF4E.tmp
Filesize
1KB

MD5
91a4b076637766012f2dac4f72e9ad67

SHA1
0d13da4bb5f6bd8b77b051571c58f4a4b716829c

SHA256
1b4bd864bbe55e2e198fdeaf2be60d88a1ab9369799ea133057e696846b0988e

SHA512
eae1237c2927173dba54b246d746f54a2072490890f37737d6e5f39dd72857d6df2396254db8aa5e0cd3071b992bfb1ad4a7371b780c78a629efbe8e669f5f80

Download Submit
memory/2636-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2636-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2636-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2636-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2636-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2636-29-0x0000000000320000-0x0000000000360000-memory.dmp

Filesize
256KB

Download
memory/2636-28-0x0000000072F00000-0x00000000735EE000-memory.dmp

Filesize
6.9MB

Download
memory/2636-26-0x0000000000320000-0x0000000000360000-memory.dmp

Filesize
256KB

Download
memory/2636-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2636-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2636-25-0x0000000072F00000-0x00000000735EE000-memory.dmp

Filesize
6.9MB

Download
memory/2636-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2988-7-0x0000000000B90000-0x0000000000BD2000-memory.dmp

Filesize
264KB

Download
memory/2988-4-0x0000000073EE0000-0x00000000745CE000-memory.dmp

Filesize
6.9MB

Download
memory/2988-0-0x0000000073EE0000-0x00000000745CE000-memory.dmp

Filesize
6.9MB

Download
memory/2988-24-0x0000000073EE0000-0x00000000745CE000-memory.dmp

Filesize
6.9MB

Download
memory/2988-5-0x0000000004E50000-0x0000000004E90000-memory.dmp

Filesize
256KB

Download
memory/2988-3-0x0000000000450000-0x000000000045C000-memory.dmp

Filesize
48KB

Download
memory/2988-1-0x0000000001130000-0x00000000011B8000-memory.dmp

Filesize
544KB

Download
memory/2988-2-0x0000000004E50000-0x0000000004E90000-memory.dmp

Filesize
256KB

Download
memory/2988-6-0x0000000004DD0000-0x0000000004E4C000-memory.dmp

Filesize
496KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads