agenttesla | 69a34f1442f8ec45032cc2b6a830ab9b3f95d4059f117c3d0a2b647ebcf891c5

General

Target

DHL ESTADO DE CUENTA - 7664557687757..exe
Size

938KB
MD5

6093303017b7a7bc7da70d82eadcc1e5
SHA1

0a54dafcf21e908658db8c968ac144200462f404
SHA256

ca48eb6ba51153c4b0674da66234a5925daaf036a8b20a7d4aacbf40619b35ed
SHA512

ec3ed99dc1c1b4537e36c28d325add376555b97d855a9d5280931f3834fcf42260ae37b7c51e1ca753a19ab4f016c0326abfc8a89c66454877d16989ad4fcf24
SSDEEP

24576:xiUmSB/o5d1ubcvq/IrcTJOf6cMPFRvwHrQMsriJxX5OM9hpy:x/mU/ohubcvq/mcTJOdiaLQfrWxpr9v

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.fosna.net
Port:
21
Username:
[email protected]
Password:
(=8fPSH$KO_!

Signatures

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

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	ip-api.com

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/1328-10-0x0000000001030000-0x0000000001231000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1328 set thread context of 2408	1328	DHL ESTADO DE CUENTA - 7664557687757..exe	30

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1328-0-0x0000000001030000-0x0000000001231000-memory.dmp	upx
behavioral1/memory/1328-10-0x0000000001030000-0x0000000001231000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DHL ESTADO DE CUENTA - 7664557687757..exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2408	RegSvcs.exe
2408	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1328	DHL ESTADO DE CUENTA - 7664557687757..exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2408	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1328	DHL ESTADO DE CUENTA - 7664557687757..exe
1328	DHL ESTADO DE CUENTA - 7664557687757..exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1328	DHL ESTADO DE CUENTA - 7664557687757..exe
1328	DHL ESTADO DE CUENTA - 7664557687757..exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1328 wrote to memory of 2408	1328	DHL ESTADO DE CUENTA - 7664557687757..exe	30
PID 1328 wrote to memory of 2408	1328	DHL ESTADO DE CUENTA - 7664557687757..exe	30
PID 1328 wrote to memory of 2408	1328	DHL ESTADO DE CUENTA - 7664557687757..exe	30
PID 1328 wrote to memory of 2408	1328	DHL ESTADO DE CUENTA - 7664557687757..exe	30
PID 1328 wrote to memory of 2408	1328	DHL ESTADO DE CUENTA - 7664557687757..exe	30
PID 1328 wrote to memory of 2408	1328	DHL ESTADO DE CUENTA - 7664557687757..exe	30
PID 1328 wrote to memory of 2408	1328	DHL ESTADO DE CUENTA - 7664557687757..exe	30
PID 1328 wrote to memory of 2408	1328	DHL ESTADO DE CUENTA - 7664557687757..exe	30

C:\Users\Admin\AppData\Local\Temp\DHL ESTADO DE CUENTA - 7664557687757..exe
"C:\Users\Admin\AppData\Local\Temp\DHL ESTADO DE CUENTA - 7664557687757..exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1328
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\DHL ESTADO DE CUENTA - 7664557687757..exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2408

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1328-0-0x0000000001030000-0x0000000001231000-memory.dmp

Filesize
2.0MB

Download
memory/1328-3-0x0000000000990000-0x0000000000D90000-memory.dmp

Filesize
4.0MB

Download
memory/1328-10-0x0000000001030000-0x0000000001231000-memory.dmp

Filesize
2.0MB

Download
memory/2408-4-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2408-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2408-6-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2408-11-0x0000000073DBE000-0x0000000073DBF000-memory.dmp

Filesize
4KB

Download
memory/2408-12-0x0000000073DB0000-0x000000007449E000-memory.dmp

Filesize
6.9MB

Download
memory/2408-13-0x0000000073DBE000-0x0000000073DBF000-memory.dmp

Filesize
4KB

Download
memory/2408-14-0x0000000073DB0000-0x000000007449E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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