agenttesla | bd557f84277a8c9f4098474f8449c78ca3c5afa108215ae44fb61668b2c0cfba

Analysis

max time kernel
65s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
13/12/2024, 21:30

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General

Target

eccf8ac19437cab9813a7c3d4f433714_JaffaCakes118.exe
Size

297KB
MD5

eccf8ac19437cab9813a7c3d4f433714
SHA1

0fa355d8d2be7e78684bac697d71e27114ba96b1
SHA256

bd557f84277a8c9f4098474f8449c78ca3c5afa108215ae44fb61668b2c0cfba
SHA512

1165649f55f7e094803c95fc4eb518c176a9b8dd33c046166331d619ea30a7e50c85585ef3a5a723291caee487796a2f6b81e34cae0c69dc698cf7b688140d81
SSDEEP

6144:nbgMF6Phu8oFvYCUUG1mOvebfIL1h/bDg6EMGT63V9bBh:bgfuD7meTq1hDDZGm3Vbh

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot1898788581:AAEbsCzTih-rxVDH11H9U8nZ_h_9VfJgvh4/sendDocument

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/2896-7-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2896-5-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2896-3-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2476 set thread context of 2896	2476	eccf8ac19437cab9813a7c3d4f433714_JaffaCakes118.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eccf8ac19437cab9813a7c3d4f433714_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2896	MSBuild.exe
2896	MSBuild.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2476	eccf8ac19437cab9813a7c3d4f433714_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2896	MSBuild.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2476 wrote to memory of 2896	2476	eccf8ac19437cab9813a7c3d4f433714_JaffaCakes118.exe	31
PID 2476 wrote to memory of 2896	2476	eccf8ac19437cab9813a7c3d4f433714_JaffaCakes118.exe	31
PID 2476 wrote to memory of 2896	2476	eccf8ac19437cab9813a7c3d4f433714_JaffaCakes118.exe	31
PID 2476 wrote to memory of 2896	2476	eccf8ac19437cab9813a7c3d4f433714_JaffaCakes118.exe	31
PID 2476 wrote to memory of 2896	2476	eccf8ac19437cab9813a7c3d4f433714_JaffaCakes118.exe	31
PID 2896 wrote to memory of 2868	2896	MSBuild.exe	32
PID 2896 wrote to memory of 2868	2896	MSBuild.exe	32
PID 2896 wrote to memory of 2868	2896	MSBuild.exe	32
PID 2896 wrote to memory of 2868	2896	MSBuild.exe	32

C:\Users\Admin\AppData\Local\Temp\eccf8ac19437cab9813a7c3d4f433714_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eccf8ac19437cab9813a7c3d4f433714_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2476
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
  "C:\Users\Admin\AppData\Local\Temp\eccf8ac19437cab9813a7c3d4f433714_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2896
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 520
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2868

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2476-2-0x0000000000160000-0x0000000000162000-memory.dmp

Filesize
8KB

Download
memory/2476-1-0x00000000002E0000-0x00000000003E0000-memory.dmp

Filesize
1024KB

Download
memory/2868-11-0x0000000000420000-0x0000000000421000-memory.dmp

Filesize
4KB

Download
memory/2896-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2896-5-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2896-3-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2896-8-0x00000000740A1000-0x00000000740A2000-memory.dmp

Filesize
4KB

Download
memory/2896-9-0x00000000740A0000-0x000000007464B000-memory.dmp

Filesize
5.7MB

Download
memory/2896-10-0x00000000740A0000-0x000000007464B000-memory.dmp

Filesize
5.7MB

Download
memory/2896-12-0x00000000740A0000-0x000000007464B000-memory.dmp

Filesize
5.7MB

Download
memory/2896-13-0x00000000740A0000-0x000000007464B000-memory.dmp

Filesize
5.7MB

Download