agenttesla | acf8e588808d06c6e5ab45187f753aa03a2a38a176a220749885bf1d5651c874

General

Target

e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe
Size

819KB
MD5

e4376f930649066f6616f4701e8793fe
SHA1

f3b69714acd37bdf5d0021d0ccca2dbd58a41dee
SHA256

acf8e588808d06c6e5ab45187f753aa03a2a38a176a220749885bf1d5651c874
SHA512

a978fa4d3fc086e64e6e8bfe4daf7103596bc9404df5ec8eb81b9607eee86e9b0ae9c3bdbdfaba8948f8fcb27a44cb47197c9992e2f8a33baec1f6566bb65263
SSDEEP

12288:RLfZIethKajTaWoj9p+SORQhcvqWC+ZqglbOlKOM99:7Ieth1a/PF/n4bX9

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.pars-science.ir
Port:
587
Username:
[email protected]
Password:
y&7nup,*CQLa

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/2776-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2776-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2776-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2776-10-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2776-9-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2076 set thread context of 2776	2076	e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe	31

System Location Discovery: System Language Discovery 1 TTPs 3 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	e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2776	e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe
2776	e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2776	e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 2776	2076	e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe	31
PID 2076 wrote to memory of 2776	2076	e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe	31
PID 2076 wrote to memory of 2776	2076	e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe	31
PID 2076 wrote to memory of 2776	2076	e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe	31
PID 2076 wrote to memory of 2776	2076	e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe	31
PID 2076 wrote to memory of 2776	2076	e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe	31
PID 2076 wrote to memory of 2776	2076	e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe	31
PID 2076 wrote to memory of 2776	2076	e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe	31
PID 2076 wrote to memory of 2776	2076	e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe	31
PID 2776 wrote to memory of 2688	2776	e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe	32
PID 2776 wrote to memory of 2688	2776	e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe	32
PID 2776 wrote to memory of 2688	2776	e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe	32
PID 2776 wrote to memory of 2688	2776	e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2076
- C:\Users\Admin\AppData\Local\Temp\e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\e4376f930649066f6616f4701e8793fe_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2776
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 516
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2688

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/2076-0-0x00000000740E1000-0x00000000740E2000-memory.dmp

Filesize
4KB

Download
memory/2076-1-0x00000000740E0000-0x000000007468B000-memory.dmp

Filesize
5.7MB

Download
memory/2076-2-0x00000000740E0000-0x000000007468B000-memory.dmp

Filesize
5.7MB

Download
memory/2076-3-0x00000000740E0000-0x000000007468B000-memory.dmp

Filesize
5.7MB

Download
memory/2076-4-0x00000000740E0000-0x000000007468B000-memory.dmp

Filesize
5.7MB

Download
memory/2076-19-0x00000000740E0000-0x000000007468B000-memory.dmp

Filesize
5.7MB

Download
memory/2688-23-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2688-21-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2776-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2776-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2776-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2776-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2776-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2776-20-0x00000000740E0000-0x000000007468B000-memory.dmp

Filesize
5.7MB

Download
memory/2776-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2776-18-0x00000000740E0000-0x000000007468B000-memory.dmp

Filesize
5.7MB

Download
memory/2776-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2776-22-0x00000000740E0000-0x000000007468B000-memory.dmp

Filesize
5.7MB

Download
memory/2776-6-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing