agenttesla | 0ae65b19fe6b5d501853314fc933ca799820ddb458bb4264ec1e462c741dc1ae

Analysis

max time kernel
149s
max time network
44s
platform
windows7_x64
resource
win7-20220414-en
submitted
21-05-2022 01:33

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General

Target

Dhl Shipment Bl Pape % Documents.exe
Size

661KB
MD5

d3e448f4a6977cf1ada78b06d98b99d1
SHA1

a9946cc0334817c714639e533376cf7ff6337aba
SHA256

fbfa1fd030f6c63104868de7dc73436f4f6c49635b3d25effa4f7423df2349b2
SHA512

904fc80f94a683fd37f6d647b7836214cb6684b0cc4511aa1a61b026cc0b846dc1ad107ea896fd8a97489ac22671c07f59817a1938a473173b925001de921fa2

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.gruppoei.tk
Port:
587
Username:
[email protected]
Password:
fC%ROLz}R,(*

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/392-72-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/392-73-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/392-74-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/392-75-0x000000000044723E-mapping.dmp	family_agenttesla
behavioral1/memory/392-78-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/392-80-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Executes dropped EXE 2 IoCs

Processes:

Netwoork.exeInstallUtil.exe

pid process

1252 Netwoork.exe
392 InstallUtil.exe

pid	process
1252	Netwoork.exe
392	InstallUtil.exe

Drops startup file 2 IoCs

Processes:

Dhl Shipment Bl Pape % Documents.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Netwoork.exe	Dhl Shipment Bl Pape % Documents.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Netwoork.exe	Dhl Shipment Bl Pape % Documents.exe

Loads dropped DLL 7 IoCs

Processes:

Dhl Shipment Bl Pape % Documents.exeNetwoork.exeWerFault.exe

pid process

1708 Dhl Shipment Bl Pape % Documents.exe
1252 Netwoork.exe
1460 WerFault.exe
1460 WerFault.exe
1460 WerFault.exe
1460 WerFault.exe
1460 WerFault.exe

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
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\Netwoork = "C:\\Windows\\system32\\pcalua.exe -a C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\Startup\\Netwoork.exe"	reg.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Netwoork.exe

description pid process target process

PID 1252 set thread context of 392 1252 Netwoork.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
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1460 1252 WerFault.exe Netwoork.exe

description	pid	process	target process
PID 1252 set thread context of 392	1252	Netwoork.exe	InstallUtil.exe

pid	pid_target	process	target process
1460	1252	WerFault.exe	Netwoork.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

Dhl Shipment Bl Pape % Documents.exeNetwoork.exeInstallUtil.exe

pid	process
1708	Dhl Shipment Bl Pape % Documents.exe
1708	Dhl Shipment Bl Pape % Documents.exe
1252	Netwoork.exe
1252	Netwoork.exe
1252	Netwoork.exe
392	InstallUtil.exe
392	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Dhl Shipment Bl Pape % Documents.exeNetwoork.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	1708	Dhl Shipment Bl Pape % Documents.exe
Token: SeDebugPrivilege	1252	Netwoork.exe
Token: SeDebugPrivilege	392	InstallUtil.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

Dhl Shipment Bl Pape % Documents.execmd.exeNetwoork.exe

description	pid	process	target process
PID 1708 wrote to memory of 2008	1708	Dhl Shipment Bl Pape % Documents.exe	cmd.exe
PID 1708 wrote to memory of 2008	1708	Dhl Shipment Bl Pape % Documents.exe	cmd.exe
PID 1708 wrote to memory of 2008	1708	Dhl Shipment Bl Pape % Documents.exe	cmd.exe
PID 1708 wrote to memory of 2008	1708	Dhl Shipment Bl Pape % Documents.exe	cmd.exe
PID 2008 wrote to memory of 1972	2008	cmd.exe	reg.exe
PID 2008 wrote to memory of 1972	2008	cmd.exe	reg.exe
PID 2008 wrote to memory of 1972	2008	cmd.exe	reg.exe
PID 2008 wrote to memory of 1972	2008	cmd.exe	reg.exe
PID 1708 wrote to memory of 1252	1708	Dhl Shipment Bl Pape % Documents.exe	Netwoork.exe
PID 1708 wrote to memory of 1252	1708	Dhl Shipment Bl Pape % Documents.exe	Netwoork.exe
PID 1708 wrote to memory of 1252	1708	Dhl Shipment Bl Pape % Documents.exe	Netwoork.exe
PID 1708 wrote to memory of 1252	1708	Dhl Shipment Bl Pape % Documents.exe	Netwoork.exe
PID 1252 wrote to memory of 392	1252	Netwoork.exe	InstallUtil.exe
PID 1252 wrote to memory of 392	1252	Netwoork.exe	InstallUtil.exe
PID 1252 wrote to memory of 392	1252	Netwoork.exe	InstallUtil.exe
PID 1252 wrote to memory of 392	1252	Netwoork.exe	InstallUtil.exe
PID 1252 wrote to memory of 392	1252	Netwoork.exe	InstallUtil.exe
PID 1252 wrote to memory of 392	1252	Netwoork.exe	InstallUtil.exe
PID 1252 wrote to memory of 392	1252	Netwoork.exe	InstallUtil.exe
PID 1252 wrote to memory of 392	1252	Netwoork.exe	InstallUtil.exe
PID 1252 wrote to memory of 392	1252	Netwoork.exe	InstallUtil.exe
PID 1252 wrote to memory of 392	1252	Netwoork.exe	InstallUtil.exe
PID 1252 wrote to memory of 392	1252	Netwoork.exe	InstallUtil.exe
PID 1252 wrote to memory of 392	1252	Netwoork.exe	InstallUtil.exe
PID 1252 wrote to memory of 1460	1252	Netwoork.exe	WerFault.exe
PID 1252 wrote to memory of 1460	1252	Netwoork.exe	WerFault.exe
PID 1252 wrote to memory of 1460	1252	Netwoork.exe	WerFault.exe
PID 1252 wrote to memory of 1460	1252	Netwoork.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\Dhl Shipment Bl Pape % Documents.exe
"C:\Users\Admin\AppData\Local\Temp\Dhl Shipment Bl Pape % Documents.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1708

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v Netwoork /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Netwoork.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2008

C:\Windows\SysWOW64\reg.exe
REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v Netwoork /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Netwoork.exe"
3⤵
- Adds Run key to start application
PID:1972

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Netwoork.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Netwoork.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1252

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
PID:392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1252 -s 772
3⤵
- Loads dropped DLL
- Program crash
PID:1460

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

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\InstallUtil.exe
Filesize
40KB

MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
Filesize
40KB

MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Netwoork.exe
Filesize
661KB

MD5
d3e448f4a6977cf1ada78b06d98b99d1

SHA1
a9946cc0334817c714639e533376cf7ff6337aba

SHA256
fbfa1fd030f6c63104868de7dc73436f4f6c49635b3d25effa4f7423df2349b2

SHA512
904fc80f94a683fd37f6d647b7836214cb6684b0cc4511aa1a61b026cc0b846dc1ad107ea896fd8a97489ac22671c07f59817a1938a473173b925001de921fa2

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Netwoork.exe
Filesize
661KB

MD5
d3e448f4a6977cf1ada78b06d98b99d1

SHA1
a9946cc0334817c714639e533376cf7ff6337aba

SHA256
fbfa1fd030f6c63104868de7dc73436f4f6c49635b3d25effa4f7423df2349b2

SHA512
904fc80f94a683fd37f6d647b7836214cb6684b0cc4511aa1a61b026cc0b846dc1ad107ea896fd8a97489ac22671c07f59817a1938a473173b925001de921fa2

Download Submit
\Users\Admin\AppData\Local\Temp\InstallUtil.exe
Filesize
40KB

MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Netwoork.exe
Filesize
661KB

MD5
d3e448f4a6977cf1ada78b06d98b99d1

SHA1
a9946cc0334817c714639e533376cf7ff6337aba

SHA256
fbfa1fd030f6c63104868de7dc73436f4f6c49635b3d25effa4f7423df2349b2

SHA512
904fc80f94a683fd37f6d647b7836214cb6684b0cc4511aa1a61b026cc0b846dc1ad107ea896fd8a97489ac22671c07f59817a1938a473173b925001de921fa2

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Netwoork.exe
Filesize
661KB

MD5
d3e448f4a6977cf1ada78b06d98b99d1

SHA1
a9946cc0334817c714639e533376cf7ff6337aba

SHA256
fbfa1fd030f6c63104868de7dc73436f4f6c49635b3d25effa4f7423df2349b2

SHA512
904fc80f94a683fd37f6d647b7836214cb6684b0cc4511aa1a61b026cc0b846dc1ad107ea896fd8a97489ac22671c07f59817a1938a473173b925001de921fa2

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Netwoork.exe
Filesize
661KB

MD5
d3e448f4a6977cf1ada78b06d98b99d1

SHA1
a9946cc0334817c714639e533376cf7ff6337aba

SHA256
fbfa1fd030f6c63104868de7dc73436f4f6c49635b3d25effa4f7423df2349b2

SHA512
904fc80f94a683fd37f6d647b7836214cb6684b0cc4511aa1a61b026cc0b846dc1ad107ea896fd8a97489ac22671c07f59817a1938a473173b925001de921fa2

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Netwoork.exe
Filesize
661KB

MD5
d3e448f4a6977cf1ada78b06d98b99d1

SHA1
a9946cc0334817c714639e533376cf7ff6337aba

SHA256
fbfa1fd030f6c63104868de7dc73436f4f6c49635b3d25effa4f7423df2349b2

SHA512
904fc80f94a683fd37f6d647b7836214cb6684b0cc4511aa1a61b026cc0b846dc1ad107ea896fd8a97489ac22671c07f59817a1938a473173b925001de921fa2

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Netwoork.exe
Filesize
661KB

MD5
d3e448f4a6977cf1ada78b06d98b99d1

SHA1
a9946cc0334817c714639e533376cf7ff6337aba

SHA256
fbfa1fd030f6c63104868de7dc73436f4f6c49635b3d25effa4f7423df2349b2

SHA512
904fc80f94a683fd37f6d647b7836214cb6684b0cc4511aa1a61b026cc0b846dc1ad107ea896fd8a97489ac22671c07f59817a1938a473173b925001de921fa2

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Netwoork.exe
Filesize
661KB

MD5
d3e448f4a6977cf1ada78b06d98b99d1

SHA1
a9946cc0334817c714639e533376cf7ff6337aba

SHA256
fbfa1fd030f6c63104868de7dc73436f4f6c49635b3d25effa4f7423df2349b2

SHA512
904fc80f94a683fd37f6d647b7836214cb6684b0cc4511aa1a61b026cc0b846dc1ad107ea896fd8a97489ac22671c07f59817a1938a473173b925001de921fa2

Download Submit
memory/392-69-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/392-75-0x000000000044723E-mapping.dmp

Download
memory/392-80-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/392-78-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/392-70-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/392-72-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/392-73-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/392-74-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1252-61-0x0000000000000000-mapping.dmp

Download
memory/1252-66-0x0000000000480000-0x000000000048A000-memory.dmp

Filesize
40KB

Download
memory/1252-64-0x00000000008F0000-0x000000000099C000-memory.dmp

Filesize
688KB

Download
memory/1460-82-0x0000000000000000-mapping.dmp

Download
memory/1708-54-0x0000000000FB0000-0x000000000105C000-memory.dmp

Filesize
688KB

Download
memory/1708-57-0x0000000000380000-0x000000000038A000-memory.dmp

Filesize
40KB

Download
memory/1708-56-0x0000000000300000-0x0000000000320000-memory.dmp

Filesize
128KB

Download
memory/1708-55-0x00000000758D1000-0x00000000758D3000-memory.dmp

Filesize
8KB

Download
memory/1972-59-0x0000000000000000-mapping.dmp

Download
memory/2008-58-0x0000000000000000-mapping.dmp

Download