agenttesla | 93a9b3b4455c1e8469d1e70599f1ba12d103dbf09d9bcaf079a00e0ca55aa72c

General

Target

93a9b3b4455c1e8469d1e70599f1ba12d103dbf09d9bcaf079a00e0ca55aa72c.exe
Size

748KB
MD5

08559f3ae9de39bb28d949bd55dbd8de
SHA1

64fded624bee0ba302f7e219398987754037d078
SHA256

93a9b3b4455c1e8469d1e70599f1ba12d103dbf09d9bcaf079a00e0ca55aa72c
SHA512

4ca6bebcf1d3fc8533c4ccf6dab7fc6af67fe762e26fc7939dee1bd6c6db3812eed565aec64620cd0ce8fa1682fbef267b2ac536b8a65f0123bcafd40efda8a9
SSDEEP

12288:v6Wq4aaE6KwyF5L0Y2D1PqLFBfP6r5+7TZocnOnHEo+ySgnnlhYwOAoCDeA:tthEVaPqLFBfPS5+7TZx0Hp+y3nowYCf

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.elquijotebanquetes.com
Port:
21
Username:
[email protected]
Password:
-GN,s*KH{VEhPmo)+f

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware 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
14	ip-api.com

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/636-6-0x0000000000400000-0x00000000004C2000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 636 set thread context of 312	636	93a9b3b4455c1e8469d1e70599f1ba12d103dbf09d9bcaf079a00e0ca55aa72c.exe	86

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/636-0-0x0000000000400000-0x00000000004C2000-memory.dmp	upx
behavioral2/memory/636-6-0x0000000000400000-0x00000000004C2000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	93a9b3b4455c1e8469d1e70599f1ba12d103dbf09d9bcaf079a00e0ca55aa72c.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
312	RegSvcs.exe
312	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
636	93a9b3b4455c1e8469d1e70599f1ba12d103dbf09d9bcaf079a00e0ca55aa72c.exe
636	93a9b3b4455c1e8469d1e70599f1ba12d103dbf09d9bcaf079a00e0ca55aa72c.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	312	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
636	93a9b3b4455c1e8469d1e70599f1ba12d103dbf09d9bcaf079a00e0ca55aa72c.exe
636	93a9b3b4455c1e8469d1e70599f1ba12d103dbf09d9bcaf079a00e0ca55aa72c.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
636	93a9b3b4455c1e8469d1e70599f1ba12d103dbf09d9bcaf079a00e0ca55aa72c.exe
636	93a9b3b4455c1e8469d1e70599f1ba12d103dbf09d9bcaf079a00e0ca55aa72c.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 636 wrote to memory of 312	636	93a9b3b4455c1e8469d1e70599f1ba12d103dbf09d9bcaf079a00e0ca55aa72c.exe	86
PID 636 wrote to memory of 312	636	93a9b3b4455c1e8469d1e70599f1ba12d103dbf09d9bcaf079a00e0ca55aa72c.exe	86
PID 636 wrote to memory of 312	636	93a9b3b4455c1e8469d1e70599f1ba12d103dbf09d9bcaf079a00e0ca55aa72c.exe	86
PID 636 wrote to memory of 312	636	93a9b3b4455c1e8469d1e70599f1ba12d103dbf09d9bcaf079a00e0ca55aa72c.exe	86

C:\Users\Admin\AppData\Local\Temp\93a9b3b4455c1e8469d1e70599f1ba12d103dbf09d9bcaf079a00e0ca55aa72c.exe
"C:\Users\Admin\AppData\Local\Temp\93a9b3b4455c1e8469d1e70599f1ba12d103dbf09d9bcaf079a00e0ca55aa72c.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:636
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\93a9b3b4455c1e8469d1e70599f1ba12d103dbf09d9bcaf079a00e0ca55aa72c.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:312

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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/312-12-0x00000000061F0000-0x0000000006240000-memory.dmp

Filesize
320KB

Download
memory/312-4-0x0000000000570000-0x00000000005B2000-memory.dmp

Filesize
264KB

Download
memory/312-7-0x0000000073F0E000-0x0000000073F0F000-memory.dmp

Filesize
4KB

Download
memory/312-8-0x0000000005260000-0x0000000005804000-memory.dmp

Filesize
5.6MB

Download
memory/312-9-0x0000000004D20000-0x0000000004D86000-memory.dmp

Filesize
408KB

Download
memory/312-10-0x0000000073F00000-0x00000000746B0000-memory.dmp

Filesize
7.7MB

Download
memory/312-11-0x0000000006150000-0x00000000061E2000-memory.dmp

Filesize
584KB

Download
memory/312-13-0x0000000006340000-0x000000000634A000-memory.dmp

Filesize
40KB

Download
memory/312-14-0x0000000073F0E000-0x0000000073F0F000-memory.dmp

Filesize
4KB

Download
memory/312-15-0x0000000073F00000-0x00000000746B0000-memory.dmp

Filesize
7.7MB

Download
memory/636-3-0x0000000003CF0000-0x0000000003EF0000-memory.dmp

Filesize
2.0MB

Download
memory/636-6-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/636-0-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download

Analysis

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