agenttesla | f3299da1eb5ad076c503fa440ba15e4bb418fa17b5cf0315620eaecf3b618de5

General

Target

Ei76uYS4ahe752B.exe
Size

670KB
MD5

37bdeb7dd32f6bf7ef310ca575f4236d
SHA1

fbd39cda4384a9bef901bb74afe2e42240fde4b2
SHA256

f3299da1eb5ad076c503fa440ba15e4bb418fa17b5cf0315620eaecf3b618de5
SHA512

b42edd28261294da3d6ac4c0a53ce5a1fbc6fe4060790c84e554139377a6c278fda6f045c0f086c667d72755c0ee7a7f97884d75e37930e62cafb4b00db4ca4d

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.caltra.pt
Port:
587
Username:
ricardo.godinho@caltra.pt
Password:
caltra1589

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/3908-127-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/3908-128-0x000000000043763E-mapping.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

Processes:

Ei76uYS4ahe752B.exe

description pid process target process

PID 4020 set thread context of 3908 4020 Ei76uYS4ahe752B.exe Ei76uYS4ahe752B.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

2772 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Ei76uYS4ahe752B.exeEi76uYS4ahe752B.exe

pid process

4020 Ei76uYS4ahe752B.exe
4020 Ei76uYS4ahe752B.exe
3908 Ei76uYS4ahe752B.exe
3908 Ei76uYS4ahe752B.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Ei76uYS4ahe752B.exeEi76uYS4ahe752B.exe

description pid process

Token: SeDebugPrivilege 4020 Ei76uYS4ahe752B.exe
Token: SeDebugPrivilege 3908 Ei76uYS4ahe752B.exe

description	pid	process	target process
PID 4020 set thread context of 3908	4020	Ei76uYS4ahe752B.exe	Ei76uYS4ahe752B.exe

pid	process
2772	schtasks.exe

pid	process
4020	Ei76uYS4ahe752B.exe
4020	Ei76uYS4ahe752B.exe
3908	Ei76uYS4ahe752B.exe
3908	Ei76uYS4ahe752B.exe

description	pid	process
Token: SeDebugPrivilege	4020	Ei76uYS4ahe752B.exe
Token: SeDebugPrivilege	3908	Ei76uYS4ahe752B.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

Ei76uYS4ahe752B.exe

description	pid	process	target process
PID 4020 wrote to memory of 2772	4020	Ei76uYS4ahe752B.exe	schtasks.exe
PID 4020 wrote to memory of 2772	4020	Ei76uYS4ahe752B.exe	schtasks.exe
PID 4020 wrote to memory of 2772	4020	Ei76uYS4ahe752B.exe	schtasks.exe
PID 4020 wrote to memory of 3020	4020	Ei76uYS4ahe752B.exe	Ei76uYS4ahe752B.exe
PID 4020 wrote to memory of 3020	4020	Ei76uYS4ahe752B.exe	Ei76uYS4ahe752B.exe
PID 4020 wrote to memory of 3020	4020	Ei76uYS4ahe752B.exe	Ei76uYS4ahe752B.exe
PID 4020 wrote to memory of 3908	4020	Ei76uYS4ahe752B.exe	Ei76uYS4ahe752B.exe
PID 4020 wrote to memory of 3908	4020	Ei76uYS4ahe752B.exe	Ei76uYS4ahe752B.exe
PID 4020 wrote to memory of 3908	4020	Ei76uYS4ahe752B.exe	Ei76uYS4ahe752B.exe
PID 4020 wrote to memory of 3908	4020	Ei76uYS4ahe752B.exe	Ei76uYS4ahe752B.exe
PID 4020 wrote to memory of 3908	4020	Ei76uYS4ahe752B.exe	Ei76uYS4ahe752B.exe
PID 4020 wrote to memory of 3908	4020	Ei76uYS4ahe752B.exe	Ei76uYS4ahe752B.exe
PID 4020 wrote to memory of 3908	4020	Ei76uYS4ahe752B.exe	Ei76uYS4ahe752B.exe
PID 4020 wrote to memory of 3908	4020	Ei76uYS4ahe752B.exe	Ei76uYS4ahe752B.exe

C:\Users\Admin\AppData\Local\Temp\Ei76uYS4ahe752B.exe
"C:\Users\Admin\AppData\Local\Temp\Ei76uYS4ahe752B.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4020

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZYFvmNSaXwQGa" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD5B0.tmp"
2⤵
- Creates scheduled task(s)
PID:2772

C:\Users\Admin\AppData\Local\Temp\Ei76uYS4ahe752B.exe
"C:\Users\Admin\AppData\Local\Temp\Ei76uYS4ahe752B.exe"
2⤵
PID:3020

C:\Users\Admin\AppData\Local\Temp\Ei76uYS4ahe752B.exe
"C:\Users\Admin\AppData\Local\Temp\Ei76uYS4ahe752B.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3908

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

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Ei76uYS4ahe752B.exe.log
MD5
90acfd72f14a512712b1a7380c0faf60

SHA1
40ba4accb8faa75887e84fb8e38d598dc8cf0f12

SHA256
20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

SHA512
29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD5B0.tmp
MD5
3dba4caf78ff25ff8cfc8401cf9ff206

SHA1
6c2c9772018209acb68790dc2649501cbf407daf

SHA256
7f2fb4e63bc45d76545ada89ccfe9c4c3c78234ecafab9aa3e5dea8f72b0596e

SHA512
385018913a5676e2b79b0fe8c4c2c859cd4ee16326796798ef333fd0178b37cd883ad89e39fbf3fb609c3b1820b73b9cb9f56410b3d8d2398e2549528fb9039e

Download Submit
memory/2772-125-0x0000000000000000-mapping.dmp

Download
memory/3908-136-0x00000000064A0000-0x00000000064A1000-memory.dmp

Filesize
4KB

Download
memory/3908-135-0x0000000005F00000-0x0000000005F01000-memory.dmp

Filesize
4KB

Download
memory/3908-134-0x00000000036E0000-0x00000000036E1000-memory.dmp

Filesize
4KB

Download
memory/3908-128-0x000000000043763E-mapping.dmp

Download
memory/3908-127-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4020-119-0x0000000004B90000-0x0000000004B91000-memory.dmp

Filesize
4KB

Download
memory/4020-124-0x0000000007ED0000-0x0000000007F0E000-memory.dmp

Filesize
248KB

Download
memory/4020-123-0x0000000000C60000-0x0000000000CD6000-memory.dmp

Filesize
472KB

Download
memory/4020-122-0x0000000004E90000-0x0000000004E9E000-memory.dmp

Filesize
56KB

Download
memory/4020-121-0x0000000004CA0000-0x000000000519E000-memory.dmp

Filesize
5.0MB

Download
memory/4020-120-0x0000000004EA0000-0x0000000004EA1000-memory.dmp

Filesize
4KB

Download
memory/4020-114-0x00000000002E0000-0x00000000002E1000-memory.dmp

Filesize
4KB

Download
memory/4020-118-0x0000000004CA0000-0x0000000004CA1000-memory.dmp

Filesize
4KB

Download
memory/4020-117-0x00000000051A0000-0x00000000051A1000-memory.dmp

Filesize
4KB

Download
memory/4020-116-0x0000000004C00000-0x0000000004C01000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads