agenttesla | 513172951ac03e30860d2450220a2e3369a503cd0e935a2a7128c0e86927832c

General

Target

JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe
Size

490KB
MD5

e22b8024f4fb0c06114745e0271f1ae0
SHA1

e3c7de75f745bdaaf9e40ecfbbade2a237750acd
SHA256

513172951ac03e30860d2450220a2e3369a503cd0e935a2a7128c0e86927832c
SHA512

1d1409f4518b0d6880b42318f28872b5082d224debe91825e91ce7b312e0b74ddf62af9376258d7cafda4d2c6bc58320ec11bb2bedd755345fba7cc68f8adf44
SSDEEP

12288:sMXNQHSSa7soZbai1U5q97TdfPOAtp1sra3cw:TXCSdai1U5Qfxp1yw

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.ru
Port:
587
Username:
[email protected]
Password:
vaxfxmtnbwupzhbe

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/3048-24-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3048-22-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3048-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3048-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3048-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2308 set thread context of 3048	2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.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	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.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
3052	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe
2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe
2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe
2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 3052	2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	30
PID 2308 wrote to memory of 3052	2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	30
PID 2308 wrote to memory of 3052	2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	30
PID 2308 wrote to memory of 3052	2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	30
PID 2308 wrote to memory of 580	2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	31
PID 2308 wrote to memory of 580	2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	31
PID 2308 wrote to memory of 580	2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	31
PID 2308 wrote to memory of 580	2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	31
PID 2308 wrote to memory of 3048	2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	33
PID 2308 wrote to memory of 3048	2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	33
PID 2308 wrote to memory of 3048	2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	33
PID 2308 wrote to memory of 3048	2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	33
PID 2308 wrote to memory of 3048	2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	33
PID 2308 wrote to memory of 3048	2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	33
PID 2308 wrote to memory of 3048	2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	33
PID 2308 wrote to memory of 3048	2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	33
PID 2308 wrote to memory of 3048	2308	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	33
PID 3048 wrote to memory of 2816	3048	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	34
PID 3048 wrote to memory of 2816	3048	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	34
PID 3048 wrote to memory of 2816	3048	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	34
PID 3048 wrote to memory of 2816	3048	JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe	34

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FjRYRZhvuWy" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4CD9.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3052
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe"
  2⤵
  PID:580
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e22b8024f4fb0c06114745e0271f1ae0.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3048
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 388
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2816

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

Replay Monitor

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Downloads

memory/2308-0-0x00000000742A1000-0x00000000742A2000-memory.dmp

Filesize
4KB

Download
memory/2308-1-0x00000000742A0000-0x000000007484B000-memory.dmp

Filesize
5.7MB

Download
memory/2308-2-0x00000000742A0000-0x000000007484B000-memory.dmp

Filesize
5.7MB

Download
memory/2308-3-0x00000000742A0000-0x000000007484B000-memory.dmp

Filesize
5.7MB

Download
memory/2308-4-0x00000000742A0000-0x000000007484B000-memory.dmp

Filesize
5.7MB

Download
memory/2308-26-0x00000000742A0000-0x000000007484B000-memory.dmp

Filesize
5.7MB

Download
memory/3048-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3048-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3048-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3048-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3048-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3048-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3048-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3048-25-0x00000000742A0000-0x000000007484B000-memory.dmp

Filesize
5.7MB

Download
memory/3048-24-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3048-27-0x00000000742A0000-0x000000007484B000-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