agenttesla | da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6

General

Target

rInquiry.exe
Size

602KB
MD5

cdef16a2a2116cd907aa817b11217cfd
SHA1

d23ba1f017c0e65ba65203c889a2bea963d63d3a
SHA256

da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6
SHA512

9ad7168fd876ceb36229330092f2f70d5a305e9422ff7cc321684c3210ad217a214ed517041f0738eb1a98b977232dcf01d8f8e6a3ca03e3a6261baef94d90ae
SSDEEP

12288:lYyGYZS6ESbpYa4i2BzmVNhsBQN/nRTOPihFr3iUR42q6N:IUDESbwylT/nRKWrPN

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
terminal4.veeblehosting.com
Port:
587
Username:
[email protected]
Password:
Ifeanyi1987@
Email To:
[email protected]

Signatures

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

rInquiry.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation	rInquiry.exe

Executes dropped EXE 1 IoCs

Processes:

svchost.exe

pid process

3680 svchost.exe

pid	process
3680	svchost.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

rInquiry.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\""	rInquiry.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

35 ip-api.com
Suspicious use of SetThreadContext 1 IoCs

Processes:

svchost.exe

description pid process target process

PID 3680 set thread context of 4916 3680 svchost.exe regsvcs.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

4252 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

3764 timeout.exe

flow	ioc
35	ip-api.com

description	pid	process	target process
PID 3680 set thread context of 4916	3680	svchost.exe	regsvcs.exe

pid	process
4252	schtasks.exe

pid	process
3764	timeout.exe

Suspicious behavior: EnumeratesProcesses 25 IoCs

Processes:

rInquiry.exeregsvcs.exe

pid	process
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
2328	rInquiry.exe
4916	regsvcs.exe
4916	regsvcs.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

rInquiry.exesvchost.exeregsvcs.exe

description pid process

Token: SeDebugPrivilege 2328 rInquiry.exe
Token: SeDebugPrivilege 3680 svchost.exe
Token: SeDebugPrivilege 4916 regsvcs.exe

description	pid	process
Token: SeDebugPrivilege	2328	rInquiry.exe
Token: SeDebugPrivilege	3680	svchost.exe
Token: SeDebugPrivilege	4916	regsvcs.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

rInquiry.execmd.execmd.exesvchost.exe

description	pid	process	target process
PID 2328 wrote to memory of 740	2328	rInquiry.exe	cmd.exe
PID 2328 wrote to memory of 740	2328	rInquiry.exe	cmd.exe
PID 2328 wrote to memory of 1780	2328	rInquiry.exe	cmd.exe
PID 2328 wrote to memory of 1780	2328	rInquiry.exe	cmd.exe
PID 740 wrote to memory of 4252	740	cmd.exe	schtasks.exe
PID 740 wrote to memory of 4252	740	cmd.exe	schtasks.exe
PID 1780 wrote to memory of 3764	1780	cmd.exe	timeout.exe
PID 1780 wrote to memory of 3764	1780	cmd.exe	timeout.exe
PID 1780 wrote to memory of 3680	1780	cmd.exe	svchost.exe
PID 1780 wrote to memory of 3680	1780	cmd.exe	svchost.exe
PID 3680 wrote to memory of 4916	3680	svchost.exe	regsvcs.exe
PID 3680 wrote to memory of 4916	3680	svchost.exe	regsvcs.exe
PID 3680 wrote to memory of 4916	3680	svchost.exe	regsvcs.exe
PID 3680 wrote to memory of 4916	3680	svchost.exe	regsvcs.exe
PID 3680 wrote to memory of 4916	3680	svchost.exe	regsvcs.exe
PID 3680 wrote to memory of 4916	3680	svchost.exe	regsvcs.exe
PID 3680 wrote to memory of 4916	3680	svchost.exe	regsvcs.exe
PID 3680 wrote to memory of 4916	3680	svchost.exe	regsvcs.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\rInquiry.exe
"C:\Users\Admin\AppData\Local\Temp\rInquiry.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2328

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"' & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:740

C:\Windows\system32\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"'
3⤵
- Creates scheduled task(s)
PID:4252

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3D09.tmp.bat""
2⤵
- Suspicious use of WriteProcessMemory
PID:1780

C:\Windows\system32\timeout.exe
timeout 3
3⤵
- Delays execution with timeout.exe
PID:3764

C:\Users\Admin\AppData\Roaming\svchost.exe
"C:\Users\Admin\AppData\Roaming\svchost.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3680

C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4916

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

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp3D09.tmp.bat
Filesize
151B

MD5
eb65ee0566126b25b9be85ca785dcbaf

SHA1
23fafa84d2dae602963735830604eae353e1f3e6

SHA256
b0fdb545e35d95d4f5e8fcdda37db9ee6c8057d3f3c264df17eb68b5162f2290

SHA512
54a9bf9eefba0a925f79aaf6860168594b3b87955f9567ff4e849c30120e12d657655e2eb3e49b697b938cc84043891f245a943e85e45b301c8eabca064f1f17

Download Submit
C:\Users\Admin\AppData\Roaming\svchost.exe
Filesize
602KB

MD5
cdef16a2a2116cd907aa817b11217cfd

SHA1
d23ba1f017c0e65ba65203c889a2bea963d63d3a

SHA256
da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6

SHA512
9ad7168fd876ceb36229330092f2f70d5a305e9422ff7cc321684c3210ad217a214ed517041f0738eb1a98b977232dcf01d8f8e6a3ca03e3a6261baef94d90ae

Download Submit
memory/2328-1-0x00007FFF27130000-0x00007FFF27BF1000-memory.dmp

Filesize
10.8MB

Download
memory/2328-2-0x000002C877580000-0x000002C877590000-memory.dmp

Filesize
64KB

Download
memory/2328-3-0x000002C8773A0000-0x000002C877436000-memory.dmp

Filesize
600KB

Download
memory/2328-8-0x00007FFF27130000-0x00007FFF27BF1000-memory.dmp

Filesize
10.8MB

Download
memory/2328-0-0x000002C874D70000-0x000002C874D78000-memory.dmp

Filesize
32KB

Download
memory/3680-19-0x00007FFF25B10000-0x00007FFF265D1000-memory.dmp

Filesize
10.8MB

Download
memory/3680-13-0x00007FFF25B10000-0x00007FFF265D1000-memory.dmp

Filesize
10.8MB

Download
memory/4916-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4916-16-0x0000000005D10000-0x00000000062B4000-memory.dmp

Filesize
5.6MB

Download
memory/4916-17-0x00000000055C0000-0x00000000055D0000-memory.dmp

Filesize
64KB

Download
memory/4916-18-0x00000000057D0000-0x0000000005836000-memory.dmp

Filesize
408KB

Download
memory/4916-15-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/4916-20-0x0000000006AB0000-0x0000000006B00000-memory.dmp

Filesize
320KB

Download
memory/4916-21-0x0000000006BA0000-0x0000000006C32000-memory.dmp

Filesize
584KB

Download
memory/4916-22-0x0000000006B40000-0x0000000006B4A000-memory.dmp

Filesize
40KB

Download
memory/4916-23-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/4916-24-0x00000000055C0000-0x00000000055D0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads