agenttesla | e94b5aa20648fa643e0ca1a1c5f182626512f65feb4e1ad6f71b7fc4b20ad634

General

Target

b47160d5d81de4c8094c324ea1b524f9.exe
Size

481KB
MD5

b47160d5d81de4c8094c324ea1b524f9
SHA1

b5a67e93d6732cddb54571ec210bcdbfcce981dd
SHA256

e94b5aa20648fa643e0ca1a1c5f182626512f65feb4e1ad6f71b7fc4b20ad634
SHA512

96904793cf9c988e4704413d16b2932038aec96920ed634f9c0043c8c414d2bf7f4d350a1606a8c946f5bebc4587c1051358c81a87d83700c9ef969297b93645

Score

10^/10

agenttesla agilenet keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.privateemail.com
Port:
587
Username:
sammorris@askoblue.com
Password:
P)RTDOg8

Signatures

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

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/772-145-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/772-146-0x000000000043762E-mapping.dmp	family_agenttesla
behavioral2/memory/772-153-0x0000000004CE0000-0x00000000051DE000-memory.dmp	family_agenttesla
behavioral2/memory/772-158-0x0000000004CE0000-0x00000000051DE000-memory.dmp	family_agenttesla

Executes dropped EXE 2 IoCs

Processes:

explorers.exeInstallUtil.exe

pid process

3128 explorers.exe
772 InstallUtil.exe

pid	process
3128	explorers.exe
772	InstallUtil.exe

Obfuscated with Agile.Net obfuscator 2 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral2/memory/3176-122-0x00000000066D0000-0x00000000066F1000-memory.dmp	agile_net
behavioral2/memory/3128-142-0x0000000005450000-0x000000000594E000-memory.dmp	agile_net

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
T1081
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
T1081
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
T1081

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

reg.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\explorers = "C:\\Users\\Admin\\AppData\\Roaming\\explorers.exe"	reg.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

explorers.exe

description pid process target process

PID 3128 set thread context of 772 3128 explorers.exe InstallUtil.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	pid	process	target process
PID 3128 set thread context of 772	3128	explorers.exe	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

Processes:

b47160d5d81de4c8094c324ea1b524f9.exeexplorers.exeInstallUtil.exe

pid	process
3176	b47160d5d81de4c8094c324ea1b524f9.exe
3176	b47160d5d81de4c8094c324ea1b524f9.exe
3176	b47160d5d81de4c8094c324ea1b524f9.exe
3176	b47160d5d81de4c8094c324ea1b524f9.exe
3176	b47160d5d81de4c8094c324ea1b524f9.exe
3176	b47160d5d81de4c8094c324ea1b524f9.exe
3176	b47160d5d81de4c8094c324ea1b524f9.exe
3176	b47160d5d81de4c8094c324ea1b524f9.exe
3176	b47160d5d81de4c8094c324ea1b524f9.exe
3176	b47160d5d81de4c8094c324ea1b524f9.exe
3176	b47160d5d81de4c8094c324ea1b524f9.exe
3176	b47160d5d81de4c8094c324ea1b524f9.exe
3176	b47160d5d81de4c8094c324ea1b524f9.exe
3176	b47160d5d81de4c8094c324ea1b524f9.exe
3176	b47160d5d81de4c8094c324ea1b524f9.exe
3176	b47160d5d81de4c8094c324ea1b524f9.exe
3176	b47160d5d81de4c8094c324ea1b524f9.exe
3128	explorers.exe
3128	explorers.exe
772	InstallUtil.exe
772	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

b47160d5d81de4c8094c324ea1b524f9.exeexplorers.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	3176	b47160d5d81de4c8094c324ea1b524f9.exe
Token: SeDebugPrivilege	3128	explorers.exe
Token: SeDebugPrivilege	772	InstallUtil.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

InstallUtil.exe

pid process

772 InstallUtil.exe

pid	process
772	InstallUtil.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

b47160d5d81de4c8094c324ea1b524f9.execmd.exeexplorers.exe

description	pid	process	target process
PID 3176 wrote to memory of 3032	3176	b47160d5d81de4c8094c324ea1b524f9.exe	cmd.exe
PID 3176 wrote to memory of 3032	3176	b47160d5d81de4c8094c324ea1b524f9.exe	cmd.exe
PID 3176 wrote to memory of 3032	3176	b47160d5d81de4c8094c324ea1b524f9.exe	cmd.exe
PID 3032 wrote to memory of 3612	3032	cmd.exe	reg.exe
PID 3032 wrote to memory of 3612	3032	cmd.exe	reg.exe
PID 3032 wrote to memory of 3612	3032	cmd.exe	reg.exe
PID 3176 wrote to memory of 3128	3176	b47160d5d81de4c8094c324ea1b524f9.exe	explorers.exe
PID 3176 wrote to memory of 3128	3176	b47160d5d81de4c8094c324ea1b524f9.exe	explorers.exe
PID 3176 wrote to memory of 3128	3176	b47160d5d81de4c8094c324ea1b524f9.exe	explorers.exe
PID 3128 wrote to memory of 772	3128	explorers.exe	InstallUtil.exe
PID 3128 wrote to memory of 772	3128	explorers.exe	InstallUtil.exe
PID 3128 wrote to memory of 772	3128	explorers.exe	InstallUtil.exe
PID 3128 wrote to memory of 772	3128	explorers.exe	InstallUtil.exe
PID 3128 wrote to memory of 772	3128	explorers.exe	InstallUtil.exe
PID 3128 wrote to memory of 772	3128	explorers.exe	InstallUtil.exe
PID 3128 wrote to memory of 772	3128	explorers.exe	InstallUtil.exe
PID 3128 wrote to memory of 772	3128	explorers.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\b47160d5d81de4c8094c324ea1b524f9.exe
"C:\Users\Admin\AppData\Local\Temp\b47160d5d81de4c8094c324ea1b524f9.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3176

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /c REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "explorers" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\explorers.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3032

C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "explorers" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\explorers.exe"
3⤵
- Adds Run key to start application
PID:3612

C:\Users\Admin\AppData\Roaming\explorers.exe
"C:\Users\Admin\AppData\Roaming\explorers.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3128

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:772

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
C:\Users\Admin\AppData\Roaming\explorers.exe
MD5
b47160d5d81de4c8094c324ea1b524f9

SHA1
b5a67e93d6732cddb54571ec210bcdbfcce981dd

SHA256
e94b5aa20648fa643e0ca1a1c5f182626512f65feb4e1ad6f71b7fc4b20ad634

SHA512
96904793cf9c988e4704413d16b2932038aec96920ed634f9c0043c8c414d2bf7f4d350a1606a8c946f5bebc4587c1051358c81a87d83700c9ef969297b93645

Download Submit
C:\Users\Admin\AppData\Roaming\explorers.exe
MD5
b47160d5d81de4c8094c324ea1b524f9

SHA1
b5a67e93d6732cddb54571ec210bcdbfcce981dd

SHA256
e94b5aa20648fa643e0ca1a1c5f182626512f65feb4e1ad6f71b7fc4b20ad634

SHA512
96904793cf9c988e4704413d16b2932038aec96920ed634f9c0043c8c414d2bf7f4d350a1606a8c946f5bebc4587c1051358c81a87d83700c9ef969297b93645

Download Submit
memory/772-158-0x0000000004CE0000-0x00000000051DE000-memory.dmp

Filesize
5.0MB

Download
memory/772-157-0x0000000000B60000-0x0000000000B61000-memory.dmp

Filesize
4KB

Download
memory/772-154-0x0000000004EA0000-0x0000000004EA1000-memory.dmp

Filesize
4KB

Download
memory/772-153-0x0000000004CE0000-0x00000000051DE000-memory.dmp

Filesize
5.0MB

Download
memory/772-146-0x000000000043762E-mapping.dmp

Download
memory/772-145-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3032-125-0x0000000000000000-mapping.dmp

Download
memory/3128-144-0x00000000098F0000-0x00000000098F1000-memory.dmp

Filesize
4KB

Download
memory/3128-142-0x0000000005450000-0x000000000594E000-memory.dmp

Filesize
5.0MB

Download
memory/3128-128-0x0000000000000000-mapping.dmp

Download
memory/3128-143-0x0000000006B90000-0x0000000006B9B000-memory.dmp

Filesize
44KB

Download
memory/3128-138-0x0000000005450000-0x000000000594E000-memory.dmp

Filesize
5.0MB

Download
memory/3176-114-0x0000000000660000-0x0000000000661000-memory.dmp

Filesize
4KB

Download
memory/3176-127-0x0000000004FD1000-0x0000000004FD2000-memory.dmp

Filesize
4KB

Download
memory/3176-124-0x0000000006780000-0x0000000006781000-memory.dmp

Filesize
4KB

Download
memory/3176-123-0x00000000067F0000-0x00000000067F1000-memory.dmp

Filesize
4KB

Download
memory/3176-122-0x00000000066D0000-0x00000000066F1000-memory.dmp

Filesize
132KB

Download
memory/3176-121-0x0000000004FD0000-0x0000000004FD1000-memory.dmp

Filesize
4KB

Download
memory/3176-119-0x0000000005420000-0x0000000005421000-memory.dmp

Filesize
4KB

Download
memory/3176-118-0x0000000005030000-0x0000000005031000-memory.dmp

Filesize
4KB

Download
memory/3176-117-0x0000000005530000-0x0000000005531000-memory.dmp

Filesize
4KB

Download
memory/3176-116-0x0000000004ED0000-0x0000000004ED1000-memory.dmp

Filesize
4KB

Download
memory/3612-126-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads