agenttesla | 0fb24af7451beccd52e3e128ad7289a211a94cdd229e6bc77aa6d9a862ee7a81

General

Target

$PLUGINSDIR/kivlxw.dll
Size

20KB
MD5

575dc70fae96e23a93aef3ebfdfb525b
SHA1

7589bbf471165323d4c0e92b8be101d95cbbeb2f
SHA256

bc3cc067575a5ec3bd8fb5d1329b6f32586fd09f038fc5fafac92c2da081711e
SHA512

e385b8286ffeab6252e6b99a1434b9c7526edf128e6558718add8edf0b60e24a9fc82aee34986fb517907ac966dbe7847d0115b53357f49d43c46acd1dc0a334
SSDEEP

384:2wUx0iyAIXYjOt8coEzHz+L8VJa9/zMJqkaVojM:2wUx0iyAIoKDzHzL4MJqkKo

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

Processes:

resource	yara_rule
behavioral3/memory/2212-1-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral3/memory/2212-3-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral3/memory/2212-5-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 2396 set thread context of 2212	2396	rundll32.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

Processes:

rundll32.exerundll32.exedw20.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exe

pid	Process
2212	rundll32.exe
2212	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

rundll32.exe

description	pid	Process
Token: SeDebugPrivilege	2212	rundll32.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

rundll32.exerundll32.exerundll32.exe

description	pid	Process	procid_target
PID 2400 wrote to memory of 2396	2400	rundll32.exe	30
PID 2400 wrote to memory of 2396	2400	rundll32.exe	30
PID 2400 wrote to memory of 2396	2400	rundll32.exe	30
PID 2400 wrote to memory of 2396	2400	rundll32.exe	30
PID 2400 wrote to memory of 2396	2400	rundll32.exe	30
PID 2400 wrote to memory of 2396	2400	rundll32.exe	30
PID 2400 wrote to memory of 2396	2400	rundll32.exe	30
PID 2396 wrote to memory of 2212	2396	rundll32.exe	31
PID 2396 wrote to memory of 2212	2396	rundll32.exe	31
PID 2396 wrote to memory of 2212	2396	rundll32.exe	31
PID 2396 wrote to memory of 2212	2396	rundll32.exe	31
PID 2396 wrote to memory of 2212	2396	rundll32.exe	31
PID 2396 wrote to memory of 2212	2396	rundll32.exe	31
PID 2396 wrote to memory of 2212	2396	rundll32.exe	31
PID 2396 wrote to memory of 2212	2396	rundll32.exe	31
PID 2396 wrote to memory of 2212	2396	rundll32.exe	31
PID 2396 wrote to memory of 2212	2396	rundll32.exe	31
PID 2396 wrote to memory of 2212	2396	rundll32.exe	31
PID 2396 wrote to memory of 2212	2396	rundll32.exe	31
PID 2396 wrote to memory of 2212	2396	rundll32.exe	31
PID 2396 wrote to memory of 2212	2396	rundll32.exe	31
PID 2212 wrote to memory of 2204	2212	rundll32.exe	32
PID 2212 wrote to memory of 2204	2212	rundll32.exe	32
PID 2212 wrote to memory of 2204	2212	rundll32.exe	32
PID 2212 wrote to memory of 2204	2212	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\kivlxw.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\kivlxw.dll,#1
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2396
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\kivlxw.dll,#1
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2212
  - - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
      dw20.exe -x -s 552
      4⤵
      System Location Discovery: System Language Discovery
      PID:2204

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

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Downloads

memory/2204-10-0x0000000000380000-0x0000000000381000-memory.dmp

Filesize
4KB

Download
memory/2212-1-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2212-3-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2212-5-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2212-6-0x0000000074510000-0x000000007458D000-memory.dmp

Filesize
500KB

Download
memory/2212-7-0x0000000074510000-0x000000007458D000-memory.dmp

Filesize
500KB

Download
memory/2212-8-0x0000000074510000-0x000000007458D000-memory.dmp

Filesize
500KB

Download
memory/2212-9-0x0000000074510000-0x000000007458D000-memory.dmp

Filesize
500KB

Download
memory/2212-11-0x0000000074510000-0x000000007458D000-memory.dmp

Filesize
500KB

Download
memory/2396-0-0x0000000074585000-0x0000000074587000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads