agenttesla | 94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36

General

Target

94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36.exe
Size

1.4MB
MD5

1c6acfc6630b36cc2ad1a06cda6e2a1d
SHA1

dd0d47d52e34c61a4764a461979297e544165245
SHA256

94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36
SHA512

f5189f84756885d1a0639a3606e0f96d5db65795234b438e2e6f7c2535ce88ea3db3d0c223c35cca47a9332b833c31cd5f37192da6354c9bdb89673751e41ce7
SSDEEP

24576:c4UT2DbWeHfyPaMiuv1RIAhjLoamMiX4lNmZg0YxegPbUIDPP:6T761M3jLoyEkmZ9Y14

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.kugel-medical.com
Port:
587
Username:
[email protected]
Password:
stanstan12345

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2476-10-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2476-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2476-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2476-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2476-9-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\kprUEGC = "C:\\Users\\Admin\\AppData\\Roaming\\kprUEGC\\kprUEGC.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3044 set thread context of 2476	3044	94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36.exe	30

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	94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2476	RegSvcs.exe
2476	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3044	94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36.exe
Token: SeDebugPrivilege	2476	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 2476	3044	94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36.exe	30
PID 3044 wrote to memory of 2476	3044	94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36.exe	30
PID 3044 wrote to memory of 2476	3044	94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36.exe	30
PID 3044 wrote to memory of 2476	3044	94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36.exe	30
PID 3044 wrote to memory of 2476	3044	94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36.exe	30
PID 3044 wrote to memory of 2476	3044	94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36.exe	30
PID 3044 wrote to memory of 2476	3044	94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36.exe	30
PID 3044 wrote to memory of 2476	3044	94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36.exe	30
PID 3044 wrote to memory of 2476	3044	94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36.exe	30
PID 3044 wrote to memory of 2476	3044	94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36.exe	30
PID 3044 wrote to memory of 2476	3044	94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36.exe	30
PID 3044 wrote to memory of 2476	3044	94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36.exe	30

C:\Users\Admin\AppData\Local\Temp\94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36.exe
"C:\Users\Admin\AppData\Local\Temp\94f34c7fa30595f792252d0b9cc5af5c3de392c36cccf236214512d11e425d36.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Drops file in Drivers directory
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2476

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2476-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2476-22-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/2476-21-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/2476-20-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/2476-18-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/2476-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2476-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2476-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2476-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2476-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2476-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2476-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3044-5-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/3044-6-0x0000000000D60000-0x0000000000DCC000-memory.dmp

Filesize
432KB

Download
memory/3044-0-0x0000000073E6E000-0x0000000073E6F000-memory.dmp

Filesize
4KB

Download
memory/3044-19-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/3044-4-0x0000000073E6E000-0x0000000073E6F000-memory.dmp

Filesize
4KB

Download
memory/3044-3-0x00000000003D0000-0x00000000003DE000-memory.dmp

Filesize
56KB

Download
memory/3044-2-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/3044-1-0x0000000001010000-0x0000000001184000-memory.dmp

Filesize
1.5MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads