agenttesla | efda0bc445ac4d2157fc1a1b848b6a7f7b938211527281c0866540f19772cf1c

General

Target

f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe
Size

530KB
MD5

f4b5a7fdb7785e2b453d01eabd039e31
SHA1

e8c70fd8b0ccac81b76f5ac27a38ce6ecba795d7
SHA256

efda0bc445ac4d2157fc1a1b848b6a7f7b938211527281c0866540f19772cf1c
SHA512

7d9bb3bad662183e55a45d92d0b36a29cdc114572f48068227194b3d8ff1c496dff7eb1700f236c9b2879c1d26ad92283fa27044d20909f6d484b6806d0f6c8f
SSDEEP

12288:tJIfsZZCtY3RY8B7lR52vLUiiaY5iD0ItMQLZ4V:t+SctY3Rf3MfY5ioItM0s

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.shakurjay.com
Port:
587
Username:
[email protected]
Password:
zpwXtxm7

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/2840-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2840-8-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2840-7-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2840-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2840-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1644 set thread context of 2840	1644	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe	32

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	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1644	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe
1644	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe
2840	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe
2840	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1644	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe
Token: SeDebugPrivilege	2840	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 2776	1644	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe	31
PID 1644 wrote to memory of 2776	1644	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe	31
PID 1644 wrote to memory of 2776	1644	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe	31
PID 1644 wrote to memory of 2776	1644	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe	31
PID 1644 wrote to memory of 2840	1644	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe	32
PID 1644 wrote to memory of 2840	1644	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe	32
PID 1644 wrote to memory of 2840	1644	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe	32
PID 1644 wrote to memory of 2840	1644	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe	32
PID 1644 wrote to memory of 2840	1644	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe	32
PID 1644 wrote to memory of 2840	1644	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe	32
PID 1644 wrote to memory of 2840	1644	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe	32
PID 1644 wrote to memory of 2840	1644	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe	32
PID 1644 wrote to memory of 2840	1644	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe	32
PID 2840 wrote to memory of 320	2840	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe	33
PID 2840 wrote to memory of 320	2840	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe	33
PID 2840 wrote to memory of 320	2840	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe	33
PID 2840 wrote to memory of 320	2840	f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe	33

C:\Users\Admin\AppData\Local\Temp\f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Users\Admin\AppData\Local\Temp\f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe"
  2⤵
  PID:2776
- C:\Users\Admin\AppData\Local\Temp\f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f4b5a7fdb7785e2b453d01eabd039e31_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2840
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 520
    3⤵
    - System Location Discovery: System Language Discovery
    PID:320

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

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Downloads

memory/320-22-0x00000000004C0000-0x00000000004C1000-memory.dmp

Filesize
4KB

Download
memory/320-20-0x00000000004C0000-0x00000000004C1000-memory.dmp

Filesize
4KB

Download
memory/1644-0-0x0000000074291000-0x0000000074292000-memory.dmp

Filesize
4KB

Download
memory/1644-1-0x0000000074290000-0x000000007483B000-memory.dmp

Filesize
5.7MB

Download
memory/1644-2-0x0000000074290000-0x000000007483B000-memory.dmp

Filesize
5.7MB

Download
memory/1644-3-0x0000000074290000-0x000000007483B000-memory.dmp

Filesize
5.7MB

Download
memory/1644-4-0x0000000074290000-0x000000007483B000-memory.dmp

Filesize
5.7MB

Download
memory/1644-17-0x0000000074290000-0x000000007483B000-memory.dmp

Filesize
5.7MB

Download
memory/2840-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2840-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2840-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2840-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2840-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2840-16-0x0000000074290000-0x000000007483B000-memory.dmp

Filesize
5.7MB

Download
memory/2840-18-0x0000000074290000-0x000000007483B000-memory.dmp

Filesize
5.7MB

Download
memory/2840-19-0x0000000074290000-0x000000007483B000-memory.dmp

Filesize
5.7MB

Download
memory/2840-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2840-6-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2840-21-0x0000000074290000-0x000000007483B000-memory.dmp

Filesize
5.7MB

Download
memory/2840-5-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

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