agenttesla | dcac9b83abce7499aec215d2ab2b64a3c3ecd1099ed8f8dd37ae7146886450d4

General

Target

Packing List PDF.exe
Size

822KB
MD5

5a12438b3b4c926c12a9376c7bf13426
SHA1

c3185c6a5e5f07a5befbe4af7131d05634f5d1a3
SHA256

1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3
SHA512

16c1e0e18eb8b3345b8b05443b782cb1dd35492ac986811c39f3cdce8dfe85b003aba029ffca0e38aa33c951d0d08281825152b0e239471eac3de18ac67864d0
SSDEEP

12288:tEqnHvjNIrpf9rN/mc/CaBmIwsyaPSIir97G6NLOZCGKEgbjuPBB5uO12rq:txPjKr5BNDWVxcSIiRG6atlB5N

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.fascia-arch.com
Port:
587
Username:
brian@fascia-arch.com
Password:
HERbertstown1987
Email To:
donj5425@gmail.com

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
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 2 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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

Packing List PDF.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\BjTxJte = "C:\\Users\\Admin\\AppData\\Roaming\\BjTxJte\\BjTxJte.exe"	Packing List PDF.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

5 api.ipify.org
4 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Packing List PDF.exe

description pid process target process

PID 1716 set thread context of 2448 1716 Packing List PDF.exe Packing List PDF.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

2576 schtasks.exe

flow	ioc
5	api.ipify.org
4	api.ipify.org

description	pid	process	target process
PID 1716 set thread context of 2448	1716	Packing List PDF.exe	Packing List PDF.exe

pid	process
2576	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

Packing List PDF.exePacking List PDF.exepowershell.exepowershell.exe

pid	process
1716	Packing List PDF.exe
1716	Packing List PDF.exe
1716	Packing List PDF.exe
2448	Packing List PDF.exe
2448	Packing List PDF.exe
2640	powershell.exe
2980	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

Packing List PDF.exePacking List PDF.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1716	Packing List PDF.exe
Token: SeDebugPrivilege	2448	Packing List PDF.exe
Token: SeDebugPrivilege	2980	powershell.exe
Token: SeDebugPrivilege	2640	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Packing List PDF.exe

pid process

2448 Packing List PDF.exe

pid	process
2448	Packing List PDF.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

Packing List PDF.exe

description	pid	process	target process
PID 1716 wrote to memory of 2980	1716	Packing List PDF.exe	powershell.exe
PID 1716 wrote to memory of 2980	1716	Packing List PDF.exe	powershell.exe
PID 1716 wrote to memory of 2980	1716	Packing List PDF.exe	powershell.exe
PID 1716 wrote to memory of 2980	1716	Packing List PDF.exe	powershell.exe
PID 1716 wrote to memory of 2640	1716	Packing List PDF.exe	powershell.exe
PID 1716 wrote to memory of 2640	1716	Packing List PDF.exe	powershell.exe
PID 1716 wrote to memory of 2640	1716	Packing List PDF.exe	powershell.exe
PID 1716 wrote to memory of 2640	1716	Packing List PDF.exe	powershell.exe
PID 1716 wrote to memory of 2576	1716	Packing List PDF.exe	schtasks.exe
PID 1716 wrote to memory of 2576	1716	Packing List PDF.exe	schtasks.exe
PID 1716 wrote to memory of 2576	1716	Packing List PDF.exe	schtasks.exe
PID 1716 wrote to memory of 2576	1716	Packing List PDF.exe	schtasks.exe
PID 1716 wrote to memory of 2448	1716	Packing List PDF.exe	Packing List PDF.exe
PID 1716 wrote to memory of 2448	1716	Packing List PDF.exe	Packing List PDF.exe
PID 1716 wrote to memory of 2448	1716	Packing List PDF.exe	Packing List PDF.exe
PID 1716 wrote to memory of 2448	1716	Packing List PDF.exe	Packing List PDF.exe
PID 1716 wrote to memory of 2448	1716	Packing List PDF.exe	Packing List PDF.exe
PID 1716 wrote to memory of 2448	1716	Packing List PDF.exe	Packing List PDF.exe
PID 1716 wrote to memory of 2448	1716	Packing List PDF.exe	Packing List PDF.exe
PID 1716 wrote to memory of 2448	1716	Packing List PDF.exe	Packing List PDF.exe
PID 1716 wrote to memory of 2448	1716	Packing List PDF.exe	Packing List PDF.exe

C:\Users\Admin\AppData\Local\Temp\Packing List PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Packing List PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1716

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\Packing List PDF.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2980

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\CmxzrHBB.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2640

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CmxzrHBB" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC726.tmp"
2⤵
- Creates scheduled task(s)
PID:2576

C:\Users\Admin\AppData\Local\Temp\Packing List PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Packing List PDF.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2448

Network

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

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpC726.tmp
Filesize
1KB

MD5
263ec1f36ca2c740d4cf4e8dd9329f1a

SHA1
d3b2dfd018235ff3aef675556db694311bbfbe90

SHA256
7cddff238f727aa2583ce4ab3bf7865542f8fc150a1181763c5cc51fd9f731f3

SHA512
8d5da8d502d055c27fd65bd9d94aa55987e5b323896297c832be1543d4d967ca54bb8e59952c0808e359aa3ac5a758cf9fdcbb862740df79be60b45e436d0e94

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\1GHYQ4R34HEA2438FTLN.temp
Filesize
7KB

MD5
5f86cbb0b6ef82a051f964bf6091f53d

SHA1
bef83e29c6bb3520aca11983d73139a7b44aaccf

SHA256
c3464aae5959b7d1cfa2a19116a23b6b2b08dbde673aa81a06945190ded2f8f8

SHA512
0b905028a30e7e58f14ccaf0ed0bc01ef21934345582518ce14a840f54f7943b33e8ae0c38d24bf86f26c673d7adf22395151cae3836d305e4c50ad9f254fcbd

Download Submit
memory/1716-31-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/1716-1-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/1716-2-0x0000000004E30000-0x0000000004E70000-memory.dmp

Filesize
256KB

Download
memory/1716-3-0x00000000008F0000-0x0000000000910000-memory.dmp

Filesize
128KB

Download
memory/1716-4-0x0000000000930000-0x0000000000944000-memory.dmp

Filesize
80KB

Download
memory/1716-5-0x0000000005950000-0x00000000059D4000-memory.dmp

Filesize
528KB

Download
memory/1716-0-0x0000000000B80000-0x0000000000C54000-memory.dmp

Filesize
848KB

Download
memory/2448-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2448-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2448-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

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

Filesize
264KB

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

Filesize
264KB

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

Filesize
264KB

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

Filesize
264KB

Download
memory/2448-27-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads