agenttesla | 04c14c005ffff7fc3b47a608e6945310305d81958813b5e3552250e6823ff766

General

Target

JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe
Size

539KB
MD5

634657bd61352689f76e1ad691f569f8
SHA1

0c3a0c59080e59b29bee05fa871e77c5e5e221f1
SHA256

04c14c005ffff7fc3b47a608e6945310305d81958813b5e3552250e6823ff766
SHA512

22bac142024a844560a10f96c3297acf52c57bbd3a4b9cf34e6b80c78675b6b478402527692cd6f7dd27759ceec9b250813d7da4adf94b715fb4723f7b5b987a
SSDEEP

12288:bbTiHR6Ibw8eGi/qOYUQmDDrfgM33b2jaVjzqh1Fuicr6XqJFTP:b+dbw8eGXe9b3rgaV3qh1FuiW6Xq

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.grodno.by
Port:
587
Username:
[email protected]
Password:
9qd8$2NonPD

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/2876-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2876-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2876-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2876-10-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2876-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2332 set thread context of 2876	2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	33

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 4 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	dw20.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2668	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe
2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe
2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe
2876	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe
2876	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe
Token: SeDebugPrivilege	2876	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2332 wrote to memory of 2668	2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	30
PID 2332 wrote to memory of 2668	2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	30
PID 2332 wrote to memory of 2668	2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	30
PID 2332 wrote to memory of 2668	2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	30
PID 2332 wrote to memory of 2572	2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	32
PID 2332 wrote to memory of 2572	2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	32
PID 2332 wrote to memory of 2572	2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	32
PID 2332 wrote to memory of 2572	2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	32
PID 2332 wrote to memory of 2876	2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	33
PID 2332 wrote to memory of 2876	2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	33
PID 2332 wrote to memory of 2876	2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	33
PID 2332 wrote to memory of 2876	2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	33
PID 2332 wrote to memory of 2876	2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	33
PID 2332 wrote to memory of 2876	2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	33
PID 2332 wrote to memory of 2876	2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	33
PID 2332 wrote to memory of 2876	2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	33
PID 2332 wrote to memory of 2876	2332	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	33
PID 2876 wrote to memory of 564	2876	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	35
PID 2876 wrote to memory of 564	2876	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	35
PID 2876 wrote to memory of 564	2876	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	35
PID 2876 wrote to memory of 564	2876	JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe	35

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2332
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BNurTdbuLCTOA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB490.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2668
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe
  "{path}"
  2⤵
  PID:2572
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_634657bd61352689f76e1ad691f569f8.exe
  "{path}"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2876
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 520
    3⤵
    - System Location Discovery: System Language Discovery
    PID:564

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpB490.tmp

Filesize
1KB

MD5
0bf6dbe357225310bbb4ae5e995ec998

SHA1
681df798017997a1829a15710f392615712fd2b2

SHA256
b9247bce8d18a0ff81de0672aca347aed83aa65e6b8f07399f5c5d9ea028a31c

SHA512
7234174bdd4eb599c42be50f356fe3830b4d85e5758a8bc5471506c1b3bf6f2d74f753f2878bf67f1aa47db36abdd677258d42e3f0ac743d1cf276596f6079fc

Download Submit
memory/2332-0-0x0000000074301000-0x0000000074302000-memory.dmp

Filesize
4KB

Download
memory/2332-1-0x0000000074300000-0x00000000748AB000-memory.dmp

Filesize
5.7MB

Download
memory/2332-2-0x0000000074300000-0x00000000748AB000-memory.dmp

Filesize
5.7MB

Download
memory/2332-3-0x0000000074300000-0x00000000748AB000-memory.dmp

Filesize
5.7MB

Download
memory/2332-4-0x0000000074300000-0x00000000748AB000-memory.dmp

Filesize
5.7MB

Download
memory/2332-23-0x0000000074300000-0x00000000748AB000-memory.dmp

Filesize
5.7MB

Download
memory/2876-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2876-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2876-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2876-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2876-22-0x0000000074300000-0x00000000748AB000-memory.dmp

Filesize
5.7MB

Download
memory/2876-21-0x0000000074300000-0x00000000748AB000-memory.dmp

Filesize
5.7MB

Download
memory/2876-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2876-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2876-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2876-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2876-24-0x0000000074300000-0x00000000748AB000-memory.dmp

Filesize
5.7MB

Download
memory/2876-25-0x0000000074300000-0x00000000748AB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads