agenttesla | 3509582c5fa8e6a4cc257c72e67eec511a90790a60185bce44303fc2c39be80c

General

Target

JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe
Size

338KB
MD5

5936715a6a40ec84592e71ccfdfc1daa
SHA1

380440d5690a8ed799138022a7b7678c0323c2bb
SHA256

3509582c5fa8e6a4cc257c72e67eec511a90790a60185bce44303fc2c39be80c
SHA512

d6610529fd75087bee83fc33cbc57ba1ae1ce81ab4c8e98e57b1d0b7b489cc6116db3bc6c58bc5b9c8a906d41da05305a77d90db989f0e375006fb9c42de032b
SSDEEP

6144:GBlL/HO9V9T1HKlyBtCv1KIhxSVabyXOylMYZ7Q/K:EtQF1H0yB01L3Yau+7YVgK

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Signatures

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

AgentTesla payload 3 IoCs

resource	yara_rule
behavioral1/memory/2480-9-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2480-12-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2480-11-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Loads dropped DLL 1 IoCs

pid	Process
1932	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1932 set thread context of 2480	1932	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe	31

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 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	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2480	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe
2480	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2480	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1932 wrote to memory of 2480	1932	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe	31
PID 1932 wrote to memory of 2480	1932	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe	31
PID 1932 wrote to memory of 2480	1932	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe	31
PID 1932 wrote to memory of 2480	1932	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe	31
PID 1932 wrote to memory of 2480	1932	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe	31
PID 1932 wrote to memory of 2480	1932	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe	31
PID 1932 wrote to memory of 2480	1932	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe	31
PID 1932 wrote to memory of 2480	1932	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe	31
PID 1932 wrote to memory of 2480	1932	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe	31
PID 1932 wrote to memory of 2480	1932	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe	31
PID 1932 wrote to memory of 2480	1932	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe	31
PID 2480 wrote to memory of 2080	2480	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe	32
PID 2480 wrote to memory of 2080	2480	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe	32
PID 2480 wrote to memory of 2080	2480	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe	32
PID 2480 wrote to memory of 2080	2480	JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1932
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5936715a6a40ec84592e71ccfdfc1daa.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2480
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 508
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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

\Users\Admin\AppData\Local\Temp\nstE65A.tmp\kivlxw.dll

Filesize
20KB

MD5
575dc70fae96e23a93aef3ebfdfb525b

SHA1
7589bbf471165323d4c0e92b8be101d95cbbeb2f

SHA256
bc3cc067575a5ec3bd8fb5d1329b6f32586fd09f038fc5fafac92c2da081711e

SHA512
e385b8286ffeab6252e6b99a1434b9c7526edf128e6558718add8edf0b60e24a9fc82aee34986fb517907ac966dbe7847d0115b53357f49d43c46acd1dc0a334

Download Submit
memory/1932-7-0x0000000074B85000-0x0000000074B87000-memory.dmp

Filesize
8KB

Download
memory/2080-13-0x0000000000480000-0x0000000000481000-memory.dmp

Filesize
4KB

Download
memory/2480-9-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2480-12-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2480-11-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

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