agenttesla | 785b29fe86f009b0509eb626c3914b01c321f3e0d369177acc71de2f0256cad5

General

Target

18000.00.exe
Size

1010KB
MD5

ed2b6aa207a4ff0634d149aab2bf7d83
SHA1

df51f95a4113b90a0cd5f949e880de892c1f1402
SHA256

785b29fe86f009b0509eb626c3914b01c321f3e0d369177acc71de2f0256cad5
SHA512

807bd80e4deebf9bd56e7916f608411a2d1420ad368fd162a47f0be342fb9586308188d7a687734ab9ffc8268035349724e3de36b366b1247de20cbfcc5e7420

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.lockitsolutions.co.ke
Port:
587
Username:
sima@lockitsolutions.co.ke
Password:
to-MTQtLj}xm

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1544-10-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1544-11-0x000000000043760E-mapping.dmp	family_agenttesla
behavioral1/memory/1544-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

18000.00.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts 18000.00.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	18000.00.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

18000.00.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Windows\CurrentVersion\Run\kprUEGC = "C:\\Users\\Admin\\AppData\\Roaming\\kprUEGC\\kprUEGC.exe"	18000.00.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

18000.00.exe

description pid process target process

PID 1864 set thread context of 1544 1864 18000.00.exe 18000.00.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

744 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

18000.00.exe

pid process

1544 18000.00.exe
1544 18000.00.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

18000.00.exe18000.00.exe

description pid process

Token: SeDebugPrivilege 1864 18000.00.exe
Token: SeDebugPrivilege 1544 18000.00.exe

description	pid	process	target process
PID 1864 set thread context of 1544	1864	18000.00.exe	18000.00.exe

pid	process
744	schtasks.exe

pid	process
1544	18000.00.exe
1544	18000.00.exe

description	pid	process
Token: SeDebugPrivilege	1864	18000.00.exe
Token: SeDebugPrivilege	1544	18000.00.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

18000.00.exe

description	pid	process	target process
PID 1864 wrote to memory of 744	1864	18000.00.exe	schtasks.exe
PID 1864 wrote to memory of 744	1864	18000.00.exe	schtasks.exe
PID 1864 wrote to memory of 744	1864	18000.00.exe	schtasks.exe
PID 1864 wrote to memory of 744	1864	18000.00.exe	schtasks.exe
PID 1864 wrote to memory of 1544	1864	18000.00.exe	18000.00.exe
PID 1864 wrote to memory of 1544	1864	18000.00.exe	18000.00.exe
PID 1864 wrote to memory of 1544	1864	18000.00.exe	18000.00.exe
PID 1864 wrote to memory of 1544	1864	18000.00.exe	18000.00.exe
PID 1864 wrote to memory of 1544	1864	18000.00.exe	18000.00.exe
PID 1864 wrote to memory of 1544	1864	18000.00.exe	18000.00.exe
PID 1864 wrote to memory of 1544	1864	18000.00.exe	18000.00.exe
PID 1864 wrote to memory of 1544	1864	18000.00.exe	18000.00.exe
PID 1864 wrote to memory of 1544	1864	18000.00.exe	18000.00.exe

C:\Users\Admin\AppData\Local\Temp\18000.00.exe
"C:\Users\Admin\AppData\Local\Temp\18000.00.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1864

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eNtFQFg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2194.tmp"
2⤵
- Creates scheduled task(s)
PID:744

C:\Users\Admin\AppData\Local\Temp\18000.00.exe
"C:\Users\Admin\AppData\Local\Temp\18000.00.exe"
2⤵
- Drops file in Drivers directory
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1544

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

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp2194.tmp
MD5
d5ad3fcd1b438770f542dd8d8deda162

SHA1
a1ad39d04ab6e9ad2c7e010337ca120378dcb7fe

SHA256
ab2f5bdfa5ada55f06ee5f1206de4edd534a91c7ac9c4d67ba4b11eb1fba751f

SHA512
53402b7aa5f69f89261a1ddf8779045ea67c3388bb3bbf17c62665bcc545a0fc8d0a2b71ea8239335811e7670c83c05b48d7d9ba74d496e017b6a2351e3fd313

Download Submit
memory/744-8-0x0000000000000000-mapping.dmp

Download
memory/1544-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1544-11-0x000000000043760E-mapping.dmp

Download
memory/1544-12-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/1544-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1544-15-0x0000000004BC0000-0x0000000004BC1000-memory.dmp

Filesize
4KB

Download
memory/1864-2-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/1864-3-0x0000000001220000-0x0000000001221000-memory.dmp

Filesize
4KB

Download
memory/1864-5-0x00000000004A0000-0x00000000004C3000-memory.dmp

Filesize
140KB

Download
memory/1864-6-0x0000000004DF0000-0x0000000004DF1000-memory.dmp

Filesize
4KB

Download
memory/1864-7-0x0000000005370000-0x00000000053E6000-memory.dmp

Filesize
472KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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