agenttesla | 73987c03a8a2e1b5a77c58483b808fc42c7176728c29ca1e7669d32e93912536

General

Target

SWIFT.exe
Size

708KB
MD5

6b8091a3446c4794afe76977c38e91fa
SHA1

ee78f43f53f4b4dc63e8a1ae246a2bfe91b19e98
SHA256

b676494a4538d77ebd0d61fac6e6b2609201f46c9c63fd817990b48b8031bb71
SHA512

4e076e7b79660bc80275b7613494afe340aee1189a2d65f6c5c9eade902f89d820823a6c60a352ee3dbf4a9bac00c52c40894ab9e17dbb974d5388d0a027d2af

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.aquariuslogistics.com
Port:
587
Username:
[email protected]
Password:
AQL@2019#$

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/1224-137-0x0000000000400000-0x0000000000474000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

RegSvcs.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts RegSvcs.exe
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:

SWIFT.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation SWIFT.exe

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	SWIFT.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sLbGMVN = "C:\\Users\\Admin\\AppData\\Roaming\\sLbGMVN\\sLbGMVN.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

SWIFT.exe

description pid process target process

PID 1688 set thread context of 1224 1688 SWIFT.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

3220 schtasks.exe
Modifies registry key 1 TTPs 1 IoCs

Modify Registry
T1112

Processes:

REG.exe

pid process

1096 REG.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

SWIFT.exeRegSvcs.exe

pid process

1688 SWIFT.exe
1224 RegSvcs.exe
1224 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

SWIFT.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 1688 SWIFT.exe
Token: SeDebugPrivilege 1224 RegSvcs.exe

description	pid	process	target process
PID 1688 set thread context of 1224	1688	SWIFT.exe	RegSvcs.exe

pid	process
3220	schtasks.exe

pid	process
1096	REG.exe

pid	process
1688	SWIFT.exe
1224	RegSvcs.exe
1224	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1688	SWIFT.exe
Token: SeDebugPrivilege	1224	RegSvcs.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

SWIFT.exeRegSvcs.exe

description	pid	process	target process
PID 1688 wrote to memory of 3220	1688	SWIFT.exe	schtasks.exe
PID 1688 wrote to memory of 3220	1688	SWIFT.exe	schtasks.exe
PID 1688 wrote to memory of 3220	1688	SWIFT.exe	schtasks.exe
PID 1688 wrote to memory of 1224	1688	SWIFT.exe	RegSvcs.exe
PID 1688 wrote to memory of 1224	1688	SWIFT.exe	RegSvcs.exe
PID 1688 wrote to memory of 1224	1688	SWIFT.exe	RegSvcs.exe
PID 1688 wrote to memory of 1224	1688	SWIFT.exe	RegSvcs.exe
PID 1688 wrote to memory of 1224	1688	SWIFT.exe	RegSvcs.exe
PID 1688 wrote to memory of 1224	1688	SWIFT.exe	RegSvcs.exe
PID 1688 wrote to memory of 1224	1688	SWIFT.exe	RegSvcs.exe
PID 1688 wrote to memory of 1224	1688	SWIFT.exe	RegSvcs.exe
PID 1224 wrote to memory of 1096	1224	RegSvcs.exe	REG.exe
PID 1224 wrote to memory of 1096	1224	RegSvcs.exe	REG.exe
PID 1224 wrote to memory of 1096	1224	RegSvcs.exe	REG.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\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-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\SWIFT.exe
"C:\Users\Admin\AppData\Local\Temp\SWIFT.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1688

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nGADTNiT" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5E1E.tmp"
2⤵
- Creates scheduled task(s)
PID:3220

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1224

C:\Windows\SysWOW64\REG.exe
REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System / v DisableTaskMgr / t REG_DWORD / d 1 / f
3⤵
- Modifies registry key
PID:1096

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

2

T1112

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\tmp5E1E.tmp
Filesize
1KB

MD5
0764bc804c56030c64f168bb4d6c8b57

SHA1
1fb03bda6d1e03ee07fedafe5560c7c18c940ce8

SHA256
8360e5ce773c6ac84c8076c7b21b9fdc32bc90a51df968ef974aaacb29b93e1d

SHA512
b5562f6f931bfdae5d82cd2786a815edceaf62e8ea76aa5f14789bcd216a1809e666a1f8392793775adb476a6e4e23f9e18e84645026ec7ec30996188835c014

Download Submit
memory/1096-140-0x0000000000000000-mapping.dmp

Download
memory/1224-136-0x0000000000000000-mapping.dmp

Download
memory/1224-137-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/1224-138-0x0000000006570000-0x00000000065D6000-memory.dmp

Filesize
408KB

Download
memory/1224-139-0x0000000006B30000-0x0000000006B80000-memory.dmp

Filesize
320KB

Download
memory/1224-141-0x0000000006AC0000-0x0000000006ACA000-memory.dmp

Filesize
40KB

Download
memory/1688-130-0x00000000003A0000-0x0000000000458000-memory.dmp

Filesize
736KB

Download
memory/1688-131-0x0000000005350000-0x00000000058F4000-memory.dmp

Filesize
5.6MB

Download
memory/1688-132-0x0000000004E40000-0x0000000004ED2000-memory.dmp

Filesize
584KB

Download
memory/1688-133-0x0000000004F80000-0x000000000501C000-memory.dmp

Filesize
624KB

Download
memory/3220-134-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads