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-1-5-21-513485977-2495024337-1260977654-1000\Control Panel\International\Geo\Nation	rInquiry.exe

Executes dropped EXE 1 IoCs

Processes:

svchost.exe

pid process

5084 svchost.exe

pid	process
5084	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-1-5-21-513485977-2495024337-1260977654-1000\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

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

Processes:

svchost.exe

description pid process target process

PID 5084 set thread context of 4736 5084 svchost.exe msbuild.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

4304 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1128 timeout.exe

flow	ioc
38	ip-api.com

description	pid	process	target process
PID 5084 set thread context of 4736	5084	svchost.exe	msbuild.exe

pid	process
4304	schtasks.exe

pid	process
1128	timeout.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

Processes:

rInquiry.exemsbuild.exe

pid	process
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
1972	rInquiry.exe
4736	msbuild.exe
4736	msbuild.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

rInquiry.exesvchost.exemsbuild.exe

description pid process

Token: SeDebugPrivilege 1972 rInquiry.exe
Token: SeDebugPrivilege 5084 svchost.exe
Token: SeDebugPrivilege 4736 msbuild.exe

description	pid	process
Token: SeDebugPrivilege	1972	rInquiry.exe
Token: SeDebugPrivilege	5084	svchost.exe
Token: SeDebugPrivilege	4736	msbuild.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

rInquiry.execmd.execmd.exesvchost.exe

description	pid	process	target process
PID 1972 wrote to memory of 3756	1972	rInquiry.exe	cmd.exe
PID 1972 wrote to memory of 3756	1972	rInquiry.exe	cmd.exe
PID 1972 wrote to memory of 2108	1972	rInquiry.exe	cmd.exe
PID 1972 wrote to memory of 2108	1972	rInquiry.exe	cmd.exe
PID 3756 wrote to memory of 4304	3756	cmd.exe	schtasks.exe
PID 3756 wrote to memory of 4304	3756	cmd.exe	schtasks.exe
PID 2108 wrote to memory of 1128	2108	cmd.exe	timeout.exe
PID 2108 wrote to memory of 1128	2108	cmd.exe	timeout.exe
PID 2108 wrote to memory of 5084	2108	cmd.exe	svchost.exe
PID 2108 wrote to memory of 5084	2108	cmd.exe	svchost.exe
PID 5084 wrote to memory of 4736	5084	svchost.exe	msbuild.exe
PID 5084 wrote to memory of 4736	5084	svchost.exe	msbuild.exe
PID 5084 wrote to memory of 4736	5084	svchost.exe	msbuild.exe
PID 5084 wrote to memory of 4736	5084	svchost.exe	msbuild.exe
PID 5084 wrote to memory of 4736	5084	svchost.exe	msbuild.exe
PID 5084 wrote to memory of 4736	5084	svchost.exe	msbuild.exe
PID 5084 wrote to memory of 4736	5084	svchost.exe	msbuild.exe
PID 5084 wrote to memory of 4736	5084	svchost.exe	msbuild.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:1972

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:3756

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:4304

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpADC4.tmp.bat""
2⤵
- Suspicious use of WriteProcessMemory
PID:2108

C:\Windows\system32\timeout.exe
timeout 3
3⤵
- Delays execution with timeout.exe
PID:1128

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:5084

C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4736

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\tmpADC4.tmp.bat
Filesize
151B

MD5
2e3ed3716329e85cc62db8df9387ebfb

SHA1
42ab4dccae90e9da6d2f7cc5380c66297086365d

SHA256
b756d390143f3c7d81119cd3a174854eef71e9432d60e6e0468ad587cbd90e37

SHA512
3f5cc2956c1a49849cc134ef9dc847fa8ed3db73f660c165321817490995e515520c18bb80c112b44860f770bc5580d0ceee0a42c6d7f327e0124c8810dc84fc

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

MD5
cdef16a2a2116cd907aa817b11217cfd

SHA1
d23ba1f017c0e65ba65203c889a2bea963d63d3a

SHA256
da6572812314662cf364e04dc4db580245e4598063fe952cb509575ca88392f6

SHA512
9ad7168fd876ceb36229330092f2f70d5a305e9422ff7cc321684c3210ad217a214ed517041f0738eb1a98b977232dcf01d8f8e6a3ca03e3a6261baef94d90ae

Download Submit
memory/1972-0-0x00000291BCFC0000-0x00000291BCFC8000-memory.dmp

Filesize
32KB

Download
memory/1972-1-0x00007FFBAC6C0000-0x00007FFBAD181000-memory.dmp

Filesize
10.8MB

Download
memory/1972-2-0x00000291D7410000-0x00000291D7420000-memory.dmp

Filesize
64KB

Download
memory/1972-3-0x00000291D7590000-0x00000291D7626000-memory.dmp

Filesize
600KB

Download
memory/1972-9-0x00007FFBAC6C0000-0x00007FFBAD181000-memory.dmp

Filesize
10.8MB

Download
memory/4736-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4736-15-0x00000000746E0000-0x0000000074E90000-memory.dmp

Filesize
7.7MB

Download
memory/4736-16-0x0000000005BF0000-0x0000000006194000-memory.dmp

Filesize
5.6MB

Download
memory/4736-18-0x0000000005510000-0x0000000005520000-memory.dmp

Filesize
64KB

Download
memory/4736-19-0x00000000056B0000-0x0000000005716000-memory.dmp

Filesize
408KB

Download
memory/4736-20-0x00000000069A0000-0x00000000069F0000-memory.dmp

Filesize
320KB

Download
memory/4736-21-0x0000000006A90000-0x0000000006B22000-memory.dmp

Filesize
584KB

Download
memory/4736-22-0x0000000006A20000-0x0000000006A2A000-memory.dmp

Filesize
40KB

Download
memory/4736-23-0x00000000746E0000-0x0000000074E90000-memory.dmp

Filesize
7.7MB

Download
memory/4736-24-0x0000000005510000-0x0000000005520000-memory.dmp

Filesize
64KB

Download
memory/5084-13-0x00007FFBABDA0000-0x00007FFBAC861000-memory.dmp

Filesize
10.8MB

Download
memory/5084-17-0x00007FFBABDA0000-0x00007FFBAC861000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads