agenttesla | 1ba742a8035002362e46828bcb7a24342bed430d6bcd59999afd520dba3de81e

General

Target

QUOTATION 22072021.exe
Size

742KB
MD5

506887f557d9399e9cd663b65b2271d5
SHA1

4ff9f4cc2408073bf91b87a92ba6f6d74efcead0
SHA256

1ba742a8035002362e46828bcb7a24342bed430d6bcd59999afd520dba3de81e
SHA512

bb87d67afb0b9263f2802a5ca3d8b36c6e5a0005d7f5fec632e189db4f4337408d9b8994ed9ac2482efe379ef07ee0cf0ffbbadf4f17aba3ff951a09f8d67204

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.totalkitchensandbathrooms.com.au
Port:
587
Username:
[email protected]
Password:
Zs^I;kEMItH)

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
behavioral2/memory/2140-128-0x000000000043787E-mapping.dmp	family_agenttesla
behavioral2/memory/2140-127-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/2140-134-0x0000000004F30000-0x000000000542E000-memory.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

QUOTATION 22072021.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\NewApp = "C:\\Users\\Admin\\AppData\\Roaming\\NewApp\\NewApp.exe"	QUOTATION 22072021.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

QUOTATION 22072021.exe

description pid process target process

PID 3380 set thread context of 2140 3380 QUOTATION 22072021.exe QUOTATION 22072021.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

3344 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

QUOTATION 22072021.exe

pid process

2140 QUOTATION 22072021.exe
2140 QUOTATION 22072021.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

QUOTATION 22072021.exe

description pid process

Token: SeDebugPrivilege 2140 QUOTATION 22072021.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

QUOTATION 22072021.exe

pid process

2140 QUOTATION 22072021.exe

description	pid	process	target process
PID 3380 set thread context of 2140	3380	QUOTATION 22072021.exe	QUOTATION 22072021.exe

pid	process
3344	schtasks.exe

pid	process
2140	QUOTATION 22072021.exe
2140	QUOTATION 22072021.exe

description	pid	process
Token: SeDebugPrivilege	2140	QUOTATION 22072021.exe

pid	process
2140	QUOTATION 22072021.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

QUOTATION 22072021.exe

description	pid	process	target process
PID 3380 wrote to memory of 3344	3380	QUOTATION 22072021.exe	schtasks.exe
PID 3380 wrote to memory of 3344	3380	QUOTATION 22072021.exe	schtasks.exe
PID 3380 wrote to memory of 3344	3380	QUOTATION 22072021.exe	schtasks.exe
PID 3380 wrote to memory of 2140	3380	QUOTATION 22072021.exe	QUOTATION 22072021.exe
PID 3380 wrote to memory of 2140	3380	QUOTATION 22072021.exe	QUOTATION 22072021.exe
PID 3380 wrote to memory of 2140	3380	QUOTATION 22072021.exe	QUOTATION 22072021.exe
PID 3380 wrote to memory of 2140	3380	QUOTATION 22072021.exe	QUOTATION 22072021.exe
PID 3380 wrote to memory of 2140	3380	QUOTATION 22072021.exe	QUOTATION 22072021.exe
PID 3380 wrote to memory of 2140	3380	QUOTATION 22072021.exe	QUOTATION 22072021.exe
PID 3380 wrote to memory of 2140	3380	QUOTATION 22072021.exe	QUOTATION 22072021.exe
PID 3380 wrote to memory of 2140	3380	QUOTATION 22072021.exe	QUOTATION 22072021.exe

C:\Users\Admin\AppData\Local\Temp\QUOTATION 22072021.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION 22072021.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3380

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vkQnefEsxy" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE47A.tmp"
2⤵
- Creates scheduled task(s)
PID:3344

C:\Users\Admin\AppData\Local\Temp\QUOTATION 22072021.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION 22072021.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2140

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

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\QUOTATION 22072021.exe.log
MD5
90acfd72f14a512712b1a7380c0faf60

SHA1
40ba4accb8faa75887e84fb8e38d598dc8cf0f12

SHA256
20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

SHA512
29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE47A.tmp
MD5
ac0f752916663c0b6b2522e0da7febb3

SHA1
bd6c1f517f104b35c79faa2bf4f057481c722c01

SHA256
593d8fb848dc1b1e45f2cabf2746e011c3eb3b7790a8e1ff4b4855c648a34cc8

SHA512
815a534cbee2f63fe83f9d4e2517ff5e805fc5f2f70dc071df5c671af3997e7bae0e1c2e184528cd630e8020332f404e8cb96e4330d223cec0d29114f3a0431d

Download Submit
memory/2140-136-0x0000000005C90000-0x0000000005C91000-memory.dmp

Filesize
4KB

Download
memory/2140-135-0x00000000053B0000-0x00000000053B1000-memory.dmp

Filesize
4KB

Download
memory/2140-134-0x0000000004F30000-0x000000000542E000-memory.dmp

Filesize
5.0MB

Download
memory/2140-127-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2140-128-0x000000000043787E-mapping.dmp

Download
memory/3344-125-0x0000000000000000-mapping.dmp

Download
memory/3380-119-0x0000000004CA0000-0x0000000004CA1000-memory.dmp

Filesize
4KB

Download
memory/3380-124-0x00000000084A0000-0x00000000084DD000-memory.dmp

Filesize
244KB

Download
memory/3380-123-0x0000000008410000-0x0000000008491000-memory.dmp

Filesize
516KB

Download
memory/3380-122-0x0000000005180000-0x000000000519B000-memory.dmp

Filesize
108KB

Download
memory/3380-121-0x0000000004DB0000-0x00000000052AE000-memory.dmp

Filesize
5.0MB

Download
memory/3380-120-0x0000000004F70000-0x0000000004F71000-memory.dmp

Filesize
4KB

Download
memory/3380-114-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/3380-118-0x0000000004DB0000-0x0000000004DB1000-memory.dmp

Filesize
4KB

Download
memory/3380-117-0x00000000052B0000-0x00000000052B1000-memory.dmp

Filesize
4KB

Download
memory/3380-116-0x0000000004D10000-0x0000000004D11000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads