agenttesla | 424c2b2020c57524e9478cc214bd98ec2abee1f3fb2fb7b2db54c5e90f877b18

General

Target

90dd925b1990f66414717bf179f8c041.exe
Size

940KB
MD5

90dd925b1990f66414717bf179f8c041
SHA1

7dbf76751d6eed6f84a3c17bea67ff8dc1cb3735
SHA256

424c2b2020c57524e9478cc214bd98ec2abee1f3fb2fb7b2db54c5e90f877b18
SHA512

3dfcf2955004657d74e78db86e1c01e1dfba97dcd76b534bd0afbb856f0ee3403a5b281098bbfd025ed99f8025407fb2362e795ad2f07ca905e17d2fbf69ce89

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.hotelharmika.com
Port:
587
Username:
[email protected]
Password:
Playboy007

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/2336-131-0x000000000043766E-mapping.dmp	family_agenttesla
behavioral2/memory/2336-130-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/2336-137-0x0000000004E50000-0x000000000534E000-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
Suspicious use of SetThreadContext 1 IoCs

Processes:

90dd925b1990f66414717bf179f8c041.exe

description pid process target process

PID 3168 set thread context of 2336 3168 90dd925b1990f66414717bf179f8c041.exe 90dd925b1990f66414717bf179f8c041.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

648 2336 WerFault.exe 90dd925b1990f66414717bf179f8c041.exe
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

2084 schtasks.exe

description	pid	process	target process
PID 3168 set thread context of 2336	3168	90dd925b1990f66414717bf179f8c041.exe	90dd925b1990f66414717bf179f8c041.exe

pid	pid_target	process	target process
648	2336	WerFault.exe	90dd925b1990f66414717bf179f8c041.exe

pid	process
2084	schtasks.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

Processes:

90dd925b1990f66414717bf179f8c041.exe90dd925b1990f66414717bf179f8c041.exeWerFault.exe

pid	process
3168	90dd925b1990f66414717bf179f8c041.exe
3168	90dd925b1990f66414717bf179f8c041.exe
3168	90dd925b1990f66414717bf179f8c041.exe
2336	90dd925b1990f66414717bf179f8c041.exe
2336	90dd925b1990f66414717bf179f8c041.exe
648	WerFault.exe
648	WerFault.exe
648	WerFault.exe
648	WerFault.exe
648	WerFault.exe
648	WerFault.exe
648	WerFault.exe
648	WerFault.exe
648	WerFault.exe
648	WerFault.exe
648	WerFault.exe
648	WerFault.exe
648	WerFault.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

90dd925b1990f66414717bf179f8c041.exe

pid process

2336 90dd925b1990f66414717bf179f8c041.exe

pid	process
2336	90dd925b1990f66414717bf179f8c041.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

90dd925b1990f66414717bf179f8c041.exe90dd925b1990f66414717bf179f8c041.exeWerFault.exe

description	pid	process
Token: SeDebugPrivilege	3168	90dd925b1990f66414717bf179f8c041.exe
Token: SeDebugPrivilege	2336	90dd925b1990f66414717bf179f8c041.exe
Token: SeRestorePrivilege	648	WerFault.exe
Token: SeBackupPrivilege	648	WerFault.exe
Token: SeDebugPrivilege	648	WerFault.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

90dd925b1990f66414717bf179f8c041.exe

description	pid	process	target process
PID 3168 wrote to memory of 2084	3168	90dd925b1990f66414717bf179f8c041.exe	schtasks.exe
PID 3168 wrote to memory of 2084	3168	90dd925b1990f66414717bf179f8c041.exe	schtasks.exe
PID 3168 wrote to memory of 2084	3168	90dd925b1990f66414717bf179f8c041.exe	schtasks.exe
PID 3168 wrote to memory of 3184	3168	90dd925b1990f66414717bf179f8c041.exe	90dd925b1990f66414717bf179f8c041.exe
PID 3168 wrote to memory of 3184	3168	90dd925b1990f66414717bf179f8c041.exe	90dd925b1990f66414717bf179f8c041.exe
PID 3168 wrote to memory of 3184	3168	90dd925b1990f66414717bf179f8c041.exe	90dd925b1990f66414717bf179f8c041.exe
PID 3168 wrote to memory of 2336	3168	90dd925b1990f66414717bf179f8c041.exe	90dd925b1990f66414717bf179f8c041.exe
PID 3168 wrote to memory of 2336	3168	90dd925b1990f66414717bf179f8c041.exe	90dd925b1990f66414717bf179f8c041.exe
PID 3168 wrote to memory of 2336	3168	90dd925b1990f66414717bf179f8c041.exe	90dd925b1990f66414717bf179f8c041.exe
PID 3168 wrote to memory of 2336	3168	90dd925b1990f66414717bf179f8c041.exe	90dd925b1990f66414717bf179f8c041.exe
PID 3168 wrote to memory of 2336	3168	90dd925b1990f66414717bf179f8c041.exe	90dd925b1990f66414717bf179f8c041.exe
PID 3168 wrote to memory of 2336	3168	90dd925b1990f66414717bf179f8c041.exe	90dd925b1990f66414717bf179f8c041.exe
PID 3168 wrote to memory of 2336	3168	90dd925b1990f66414717bf179f8c041.exe	90dd925b1990f66414717bf179f8c041.exe
PID 3168 wrote to memory of 2336	3168	90dd925b1990f66414717bf179f8c041.exe	90dd925b1990f66414717bf179f8c041.exe

C:\Users\Admin\AppData\Local\Temp\90dd925b1990f66414717bf179f8c041.exe
"C:\Users\Admin\AppData\Local\Temp\90dd925b1990f66414717bf179f8c041.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3168
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wcRbWlnzleWVVX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2EF.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2084
- C:\Users\Admin\AppData\Local\Temp\90dd925b1990f66414717bf179f8c041.exe
  "C:\Users\Admin\AppData\Local\Temp\90dd925b1990f66414717bf179f8c041.exe"
  2⤵
  PID:3184
- C:\Users\Admin\AppData\Local\Temp\90dd925b1990f66414717bf179f8c041.exe
  "C:\Users\Admin\AppData\Local\Temp\90dd925b1990f66414717bf179f8c041.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  PID:2336
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2336 -s 1492
    3⤵
    - Program crash
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:648

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\90dd925b1990f66414717bf179f8c041.exe.log

MD5
f9bec2499dc60d15b69ecc1dbc7083a1

SHA1
c915fa57c3ef29ce6f5ab3900445962fb65a0ec2

SHA256
b5ff9bcfc4eae8be81333ac92bfda73398c0580a3ca93b070108f65cfb42898d

SHA512
d02d5f3c1e46fc6799c924c0a5ae888a4c727397262a038c01af293e98fb6107243c83c24f033d4b7317a7c309e9cdb5f2116713446cac94b7f5e4a0d97c53a0

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp2EF.tmp

MD5
3e6716c4a06ff4ba4dd2b88a522dc6f5

SHA1
9d045dff4882899f04c1add904a969bc0a178ca9

SHA256
cbb05432e59f3cddfeba11e90c87606b958fe5bdbbb02cd50eb0f037c9da112e

SHA512
0907352e85d67c4df1a16f79fb226423231c0b235a5b3a5b3c3e0e6abd4e2c70e2547a6ecee050eed904548ad75644e3dfe60b05352c75b0e0a02606c18e6816

Download Submit
memory/2084-128-0x0000000000000000-mapping.dmp

Download
memory/2336-139-0x0000000005AB0000-0x0000000005AB1000-memory.dmp

Filesize
4KB

Download
memory/2336-138-0x0000000004F90000-0x0000000004F91000-memory.dmp

Filesize
4KB

Download
memory/2336-137-0x0000000004E50000-0x000000000534E000-memory.dmp

Filesize
5.0MB

Download
memory/2336-130-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2336-131-0x000000000043766E-mapping.dmp

Download
memory/3168-120-0x0000000005000000-0x0000000005001000-memory.dmp

Filesize
4KB

Download
memory/3168-124-0x0000000005240000-0x0000000005241000-memory.dmp

Filesize
4KB

Download
memory/3168-125-0x0000000007360000-0x000000000737B000-memory.dmp

Filesize
108KB

Download
memory/3168-126-0x0000000008890000-0x000000000890A000-memory.dmp

Filesize
488KB

Download
memory/3168-127-0x0000000008920000-0x0000000008959000-memory.dmp

Filesize
228KB

Download
memory/3168-123-0x00000000051F0000-0x00000000051F1000-memory.dmp

Filesize
4KB

Download
memory/3168-122-0x0000000004D70000-0x000000000526E000-memory.dmp

Filesize
5.0MB

Download
memory/3168-121-0x0000000005770000-0x0000000005771000-memory.dmp

Filesize
4KB

Download
memory/3168-114-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/3168-119-0x0000000004DB0000-0x0000000004DB1000-memory.dmp

Filesize
4KB

Download
memory/3168-118-0x0000000004E10000-0x0000000004E11000-memory.dmp

Filesize
4KB

Download
memory/3168-117-0x0000000005270000-0x0000000005271000-memory.dmp

Filesize
4KB

Download
memory/3168-116-0x0000000004CD0000-0x0000000004CD1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads