agenttesla | c9c296508619b1296a45ae03ac10ef57c3390c6c6826b6932f08d38858ea17d7

General

Target

OC_007943234.exe
Size

1.1MB
MD5

f88bb462cad93be7c9ecfdc0e6dc1da8
SHA1

f9a7d7dcb4da0bd68a27520834a302a76d8ad13f
SHA256

c9c296508619b1296a45ae03ac10ef57c3390c6c6826b6932f08d38858ea17d7
SHA512

be2f6d1bd9d217ced571101272cddacc766b25195769519b7f46df0e90a072ae035aede6ffb515338524312230d1eb7f4422d743baa4aaa857a0b18759c5b7e5

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.chrismehat.com
Port:
587
Username:
[email protected]
Password:
YjuZ%P91;qZ7

Signatures

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

AgentTesla Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3708-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/3708-15-0x000000000043761E-mapping.dmp	family_agenttesla

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

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

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

Data from Local System
T1005

Credentials in Files
T1081
Suspicious use of SetThreadContext 1 IoCs

Processes:

OC_007943234.exe

description pid process target process

PID 3988 set thread context of 3708 3988 OC_007943234.exe OC_007943234.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

4040 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

OC_007943234.exeOC_007943234.exe

pid process

3988 OC_007943234.exe
3988 OC_007943234.exe
3988 OC_007943234.exe
3708 OC_007943234.exe
3708 OC_007943234.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

OC_007943234.exeOC_007943234.exe

description pid process

Token: SeDebugPrivilege 3988 OC_007943234.exe
Token: SeDebugPrivilege 3708 OC_007943234.exe

description	pid	process	target process
PID 3988 set thread context of 3708	3988	OC_007943234.exe	OC_007943234.exe

pid	process
4040	schtasks.exe

pid	process
3988	OC_007943234.exe
3988	OC_007943234.exe
3988	OC_007943234.exe
3708	OC_007943234.exe
3708	OC_007943234.exe

description	pid	process
Token: SeDebugPrivilege	3988	OC_007943234.exe
Token: SeDebugPrivilege	3708	OC_007943234.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

OC_007943234.exe

description	pid	process	target process
PID 3988 wrote to memory of 4040	3988	OC_007943234.exe	schtasks.exe
PID 3988 wrote to memory of 4040	3988	OC_007943234.exe	schtasks.exe
PID 3988 wrote to memory of 4040	3988	OC_007943234.exe	schtasks.exe
PID 3988 wrote to memory of 2148	3988	OC_007943234.exe	OC_007943234.exe
PID 3988 wrote to memory of 2148	3988	OC_007943234.exe	OC_007943234.exe
PID 3988 wrote to memory of 2148	3988	OC_007943234.exe	OC_007943234.exe
PID 3988 wrote to memory of 3708	3988	OC_007943234.exe	OC_007943234.exe
PID 3988 wrote to memory of 3708	3988	OC_007943234.exe	OC_007943234.exe
PID 3988 wrote to memory of 3708	3988	OC_007943234.exe	OC_007943234.exe
PID 3988 wrote to memory of 3708	3988	OC_007943234.exe	OC_007943234.exe
PID 3988 wrote to memory of 3708	3988	OC_007943234.exe	OC_007943234.exe
PID 3988 wrote to memory of 3708	3988	OC_007943234.exe	OC_007943234.exe
PID 3988 wrote to memory of 3708	3988	OC_007943234.exe	OC_007943234.exe
PID 3988 wrote to memory of 3708	3988	OC_007943234.exe	OC_007943234.exe

C:\Users\Admin\AppData\Local\Temp\OC_007943234.exe
"C:\Users\Admin\AppData\Local\Temp\OC_007943234.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3988

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QKvvAj" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE9D9.tmp"
2⤵
- Creates scheduled task(s)
PID:4040

C:\Users\Admin\AppData\Local\Temp\OC_007943234.exe
"C:\Users\Admin\AppData\Local\Temp\OC_007943234.exe"
2⤵
PID:2148

C:\Users\Admin\AppData\Local\Temp\OC_007943234.exe
"C:\Users\Admin\AppData\Local\Temp\OC_007943234.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3708

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\OC_007943234.exe.log
MD5
90acfd72f14a512712b1a7380c0faf60

SHA1
40ba4accb8faa75887e84fb8e38d598dc8cf0f12

SHA256
20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

SHA512
29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE9D9.tmp
MD5
94361f515f674416b5537f92112af59b

SHA1
ff74e5b4f4290c9474c3c7cd95723479555498f6

SHA256
8c090e20b47aa46f29c605953e7dc8870de70facdda57a580e39e2a7fb5ed711

SHA512
5b74bd0debd9febd2703f43276f1988371dd7bf6518e7810cec2307ffbae66fac0c3ab1ddd3642cb19f934d6aa418f4bbd655883c420a1fc6d78127024b7ea08

Download Submit
memory/3708-23-0x0000000005F90000-0x0000000005F91000-memory.dmp

Filesize
4KB

Download
memory/3708-22-0x00000000057D0000-0x00000000057D1000-memory.dmp

Filesize
4KB

Download
memory/3708-17-0x00000000738E0000-0x0000000073FCE000-memory.dmp

Filesize
6.9MB

Download
memory/3708-15-0x000000000043761E-mapping.dmp

Download
memory/3708-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3988-7-0x0000000005340000-0x0000000005341000-memory.dmp

Filesize
4KB

Download
memory/3988-11-0x00000000060C0000-0x0000000006135000-memory.dmp

Filesize
468KB

Download
memory/3988-10-0x0000000005280000-0x0000000005292000-memory.dmp

Filesize
72KB

Download
memory/3988-9-0x0000000005500000-0x0000000005501000-memory.dmp

Filesize
4KB

Download
memory/3988-8-0x0000000005240000-0x0000000005241000-memory.dmp

Filesize
4KB

Download
memory/3988-2-0x00000000738E0000-0x0000000073FCE000-memory.dmp

Filesize
6.9MB

Download
memory/3988-6-0x0000000005840000-0x0000000005841000-memory.dmp

Filesize
4KB

Download
memory/3988-5-0x00000000052A0000-0x00000000052A1000-memory.dmp

Filesize
4KB

Download
memory/3988-3-0x0000000000900000-0x0000000000901000-memory.dmp

Filesize
4KB

Download
memory/4040-12-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads