agenttesla | a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197

General

Target

a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe
Size

1013KB
MD5

a8cf327f63f544a6af4510fa03f74ccd
SHA1

88a50f86cce5e13908926255fed532037831e389
SHA256

a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197
SHA512

bf22da3f713be75aa0f8cc3a75ed24b982b4dd552080e961ed7d206b604417e9109a03511d7fa3044a6a90d1fd68414e20d198a632e2e7e25a29b6ef20666ebd
SSDEEP

12288:nGFXPgj5yV2DFFXQeqwYX1XpgztJdszAcBoTCovmUCSFkgO/g7dAk+ude/icqchC:n4gWqQeSrWpV+otvmazO/gBAn

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
server122.web-hosting.com
Port:
587
Username:
[email protected]
Password:
OJZg,yx3yFHQ

Signatures

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

AgentTesla payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4624-141-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe

description	pid	process	target process
PID 3108 set thread context of 4624	3108	a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe	RegSvcs.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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
T1053

Processes:

schtasks.exe

pid process

4616 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exeRegSvcs.exe

pid process

3108 a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe
4624 RegSvcs.exe
4624 RegSvcs.exe

pid	process
4616	schtasks.exe

pid	process
3108	a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe
4624	RegSvcs.exe
4624	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	3108	a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe
Token: SeDebugPrivilege	4624	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RegSvcs.exe

pid process

4624 RegSvcs.exe

pid	process
4624	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe

description	pid	process	target process
PID 3108 wrote to memory of 4616	3108	a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe	schtasks.exe
PID 3108 wrote to memory of 4616	3108	a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe	schtasks.exe
PID 3108 wrote to memory of 4616	3108	a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe	schtasks.exe
PID 3108 wrote to memory of 4624	3108	a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe	RegSvcs.exe
PID 3108 wrote to memory of 4624	3108	a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe	RegSvcs.exe
PID 3108 wrote to memory of 4624	3108	a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe	RegSvcs.exe
PID 3108 wrote to memory of 4624	3108	a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe	RegSvcs.exe
PID 3108 wrote to memory of 4624	3108	a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe	RegSvcs.exe
PID 3108 wrote to memory of 4624	3108	a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe	RegSvcs.exe
PID 3108 wrote to memory of 4624	3108	a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe	RegSvcs.exe
PID 3108 wrote to memory of 4624	3108	a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\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-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe
"C:\Users\Admin\AppData\Local\Temp\a6cb24ec48c182bfa461e9a8a07bf66de2ded535473b5e5e5c6abca513132197.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3108

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\APXlexmRNedQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4C27.tmp"
2⤵
- Creates scheduled task(s)
PID:4616

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:4624

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp4C27.tmp
Filesize
1KB

MD5
6b7cfcaee824b2c63d82d97010eb33f7

SHA1
8a9325559ae4b132201a9f2339c78ab5a490fc21

SHA256
77854836f388231423efee390b963d5b460ca768e739f7ece7653448a4b8cef2

SHA512
ad00a1b1f4e00aab38b5b40721b75075b9ae6f7e0f55921ca95ad9eea021050d4e2a374ce3d1acf54006e5a22e22ffa91a038482e12d8100413b5a488b2fe6c8

Download Submit
memory/3108-132-0x00000000004D0000-0x00000000005D2000-memory.dmp

Filesize
1.0MB

Download
memory/3108-133-0x0000000004F10000-0x0000000004FAC000-memory.dmp

Filesize
624KB

Download
memory/3108-134-0x0000000005610000-0x0000000005BB4000-memory.dmp

Filesize
5.6MB

Download
memory/3108-135-0x0000000005060000-0x00000000050F2000-memory.dmp

Filesize
584KB

Download
memory/3108-136-0x0000000005010000-0x000000000501A000-memory.dmp

Filesize
40KB

Download
memory/3108-137-0x0000000005280000-0x00000000052D6000-memory.dmp

Filesize
344KB

Download
memory/4616-138-0x0000000000000000-mapping.dmp

Download
memory/4624-140-0x0000000000000000-mapping.dmp

Download
memory/4624-141-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4624-142-0x0000000005E80000-0x0000000005EE6000-memory.dmp

Filesize
408KB

Download
memory/4624-143-0x00000000065C0000-0x0000000006610000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads