agenttesla | a8ce6b79a070f801bdd651b0f65828841dc6f0f35e81f84415e635f9b4cb7e9d

General

Target

1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.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:

1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Run\BjTxJte = "C:\\Users\\Admin\\AppData\\Roaming\\BjTxJte\\BjTxJte.exe"	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

2 api.ipify.org

flow	ioc
2	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

description	pid	process	target process
PID 1600 set thread context of 2944	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.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

2672 schtasks.exe

pid	process
2672	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exepowershell.exepowershell.exe

pid	process
1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
2944	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
2944	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
1996	powershell.exe
2608	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
Token: SeDebugPrivilege	2944	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
Token: SeDebugPrivilege	1996	powershell.exe
Token: SeDebugPrivilege	2608	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

pid process

2944 1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

pid	process
2944	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

description	pid	process	target process
PID 1600 wrote to memory of 1996	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	powershell.exe
PID 1600 wrote to memory of 1996	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	powershell.exe
PID 1600 wrote to memory of 1996	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	powershell.exe
PID 1600 wrote to memory of 1996	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	powershell.exe
PID 1600 wrote to memory of 2608	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	powershell.exe
PID 1600 wrote to memory of 2608	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	powershell.exe
PID 1600 wrote to memory of 2608	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	powershell.exe
PID 1600 wrote to memory of 2608	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	powershell.exe
PID 1600 wrote to memory of 2672	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	schtasks.exe
PID 1600 wrote to memory of 2672	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	schtasks.exe
PID 1600 wrote to memory of 2672	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	schtasks.exe
PID 1600 wrote to memory of 2672	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	schtasks.exe
PID 1600 wrote to memory of 2944	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
PID 1600 wrote to memory of 2944	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
PID 1600 wrote to memory of 2944	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
PID 1600 wrote to memory of 2944	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
PID 1600 wrote to memory of 2944	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
PID 1600 wrote to memory of 2944	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
PID 1600 wrote to memory of 2944	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
PID 1600 wrote to memory of 2944	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
PID 1600 wrote to memory of 2944	1600	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe	1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe

C:\Users\Admin\AppData\Local\Temp\1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
"C:\Users\Admin\AppData\Local\Temp\1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1600

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\1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1996

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:2608

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CmxzrHBB" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3A52.tmp"
2⤵
- Creates scheduled task(s)
PID:2672

C:\Users\Admin\AppData\Local\Temp\1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe
"C:\Users\Admin\AppData\Local\Temp\1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2944

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\tmp3A52.tmp
Filesize
1KB

MD5
4a7fcab985f6f121e345e5e978e6a4db

SHA1
d79a3b4e38cbaddd8f59208e8ba83ba09dcdbeb4

SHA256
26e671ef57a8ff3a8ac23b7df714806f8f4a1d90f0eeb687e5a821405c8b1af3

SHA512
67c14f99552d3c61b3abc4b0ccaeaf1c30e5fdaeda6a7813d66b48db69cc65a02e73b0c177f6c2c33d5dd5be2cf46bb751fcd8be78e538d674ab13b417b095ce

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\3P2DHT62R3FWQ7FIABXF.temp
Filesize
7KB

MD5
53601307433d6a30d5cc17eed35e3110

SHA1
21040cff72b6afe5b5c2c14b4ec93e2d85bfb1b0

SHA256
b53141a0f25363635e3376d88e9e5f741b992229e456537c9a8145eb9eba05ba

SHA512
905ef26ef7b0b06bf90cdc88317ba4d9822c654a0ecd55db35424328ed2e7916a09c5af6df01169b75d35f672681ab8949c53e25441da877df7eca08a38675a3

Download Submit
memory/1600-31-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/1600-1-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/1600-2-0x0000000004F10000-0x0000000004F50000-memory.dmp

Filesize
256KB

Download
memory/1600-3-0x0000000000320000-0x0000000000340000-memory.dmp

Filesize
128KB

Download
memory/1600-4-0x0000000000350000-0x0000000000364000-memory.dmp

Filesize
80KB

Download
memory/1600-5-0x0000000004520000-0x00000000045A4000-memory.dmp

Filesize
528KB

Download
memory/1600-0-0x0000000000F00000-0x0000000000FD4000-memory.dmp

Filesize
848KB

Download
memory/2944-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2944-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2944-27-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2944-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2944-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2944-22-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2944-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2944-30-0x0000000000400000-0x0000000000442000-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