agenttesla | ea5f61ba2282bf0b98c22c548bd57a5f8115e93611d085953cd4e04f6a825615

General

Target

cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.exe
Size

410KB
MD5

cf42aa19bd88626813cb2aa7c8b68b37
SHA1

df529898b3da01a15392c008878288a2fa4a7576
SHA256

ea5f61ba2282bf0b98c22c548bd57a5f8115e93611d085953cd4e04f6a825615
SHA512

3d088b33d982cb3daf9e343d644ee1124cd8e38d910fb52a82e6fa4e341ee3f0159b9c6b897ad7803d6e2c8f93df49e622cc988ae8113f0ea2a4a1d24486c9dc
SSDEEP

12288:mCmESo6fj+uePPTONJuG35GrtWsuYM6GV4XppA9+:m9ESTfjnezOGIGrUsuYMD2ZpT

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1975237880:AAHKgRnseXCSSPJw6MgfujMF0PvBjyMOsXc/sendDocument

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2592-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2592-10-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2592-9-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2592-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2592-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2696 set thread context of 2592	2696	cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.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	cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2592	cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.exe
2592	cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2592	cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2696 wrote to memory of 2592	2696	cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.exe	30
PID 2696 wrote to memory of 2592	2696	cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.exe	30
PID 2696 wrote to memory of 2592	2696	cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.exe	30
PID 2696 wrote to memory of 2592	2696	cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.exe	30
PID 2696 wrote to memory of 2592	2696	cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.exe	30
PID 2696 wrote to memory of 2592	2696	cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.exe	30
PID 2696 wrote to memory of 2592	2696	cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.exe	30
PID 2696 wrote to memory of 2592	2696	cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.exe	30
PID 2696 wrote to memory of 2592	2696	cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Users\Admin\AppData\Local\Temp\cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\cf42aa19bd88626813cb2aa7c8b68b37_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2592

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

Loading Replay Monitor...

Downloads

memory/2592-19-0x00000000744C0000-0x0000000074BAE000-memory.dmp

Filesize
6.9MB

Download
memory/2592-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2592-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2592-21-0x00000000744C0000-0x0000000074BAE000-memory.dmp

Filesize
6.9MB

Download
memory/2592-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2592-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2592-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2592-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2592-22-0x00000000744C0000-0x0000000074BAE000-memory.dmp

Filesize
6.9MB

Download
memory/2592-20-0x00000000744C0000-0x0000000074BAE000-memory.dmp

Filesize
6.9MB

Download
memory/2592-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2592-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2696-6-0x0000000005420000-0x0000000005480000-memory.dmp

Filesize
384KB

Download
memory/2696-1-0x0000000000EB0000-0x0000000000F1C000-memory.dmp

Filesize
432KB

Download
memory/2696-5-0x00000000744C0000-0x0000000074BAE000-memory.dmp

Filesize
6.9MB

Download
memory/2696-0-0x00000000744CE000-0x00000000744CF000-memory.dmp

Filesize
4KB

Download
memory/2696-18-0x00000000744C0000-0x0000000074BAE000-memory.dmp

Filesize
6.9MB

Download
memory/2696-4-0x00000000744CE000-0x00000000744CF000-memory.dmp

Filesize
4KB

Download
memory/2696-3-0x0000000000510000-0x0000000000522000-memory.dmp

Filesize
72KB

Download
memory/2696-2-0x00000000744C0000-0x0000000074BAE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing