agenttesla | 6b0c84206c67131d4ca595e4cfb2858bd6b5ad7a015875c0813d62dab284d599

General

Target

Factura de compra OI15996.exe
Size

596KB
MD5

e5fab9e269e47acd1d8bfd07d02345c9
SHA1

04ddd959cd9da521fbd8fa91445e4998c70cfdc5
SHA256

cf318e7aef171cb572926138ade9428424ce4cdf54be7c1c5d6af7668c52a560
SHA512

7b1c549ee8502808353c00192dc5a057b2a7fb987a57585f4da1204ec2fb47aba74b53af500afb95d2b4e8eadcd323dcd9916bb06715da106b44613d3a3d2f2f
SSDEEP

12288:CXe9PPlowWX0t6mOQwg1Qd15CcYk0We1FTdpp1GsTBkYPEbcZ0QKcV:XhloDX0XOf4BpWsV3gTkV

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.gizemetiket.com.tr
Port:
21
Username:
pgizemM6
Password:
giz95Ffg

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1996-0-0x0000000000D00000-0x0000000000E5A000-memory.dmp	upx
behavioral1/memory/1996-19-0x0000000000D00000-0x0000000000E5A000-memory.dmp	upx

Looks up external IP address via web service 2 IoCs

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

flow	ioc
4	api.ipify.org
5	api.ipify.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/1996-19-0x0000000000D00000-0x0000000000E5A000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1996 set thread context of 3008	1996	Factura de compra OI15996.exe	31

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	Factura de compra OI15996.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3008	RegSvcs.exe
3008	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1996	Factura de compra OI15996.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3008	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1996	Factura de compra OI15996.exe
1996	Factura de compra OI15996.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1996	Factura de compra OI15996.exe
1996	Factura de compra OI15996.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3008	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 3008	1996	Factura de compra OI15996.exe	31
PID 1996 wrote to memory of 3008	1996	Factura de compra OI15996.exe	31
PID 1996 wrote to memory of 3008	1996	Factura de compra OI15996.exe	31
PID 1996 wrote to memory of 3008	1996	Factura de compra OI15996.exe	31
PID 1996 wrote to memory of 3008	1996	Factura de compra OI15996.exe	31
PID 1996 wrote to memory of 3008	1996	Factura de compra OI15996.exe	31
PID 1996 wrote to memory of 3008	1996	Factura de compra OI15996.exe	31
PID 1996 wrote to memory of 3008	1996	Factura de compra OI15996.exe	31

C:\Users\Admin\AppData\Local\Temp\Factura de compra OI15996.exe
"C:\Users\Admin\AppData\Local\Temp\Factura de compra OI15996.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:1996
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\Factura de compra OI15996.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3008

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

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/1996-0-0x0000000000D00000-0x0000000000E5A000-memory.dmp

Filesize
1.4MB

Download
memory/1996-12-0x0000000000380000-0x0000000000384000-memory.dmp

Filesize
16KB

Download
memory/1996-19-0x0000000000D00000-0x0000000000E5A000-memory.dmp

Filesize
1.4MB

Download
memory/3008-17-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3008-15-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3008-14-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3008-20-0x00000000749EE000-0x00000000749EF000-memory.dmp

Filesize
4KB

Download
memory/3008-21-0x00000000749E0000-0x00000000750CE000-memory.dmp

Filesize
6.9MB

Download
memory/3008-22-0x00000000749EE000-0x00000000749EF000-memory.dmp

Filesize
4KB

Download
memory/3008-23-0x00000000749E0000-0x00000000750CE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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