agenttesla | adecdd10277b7b26fffa3abf27b89b5867a6ddbed9f4bd88b335203c146b5f1e

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
08-10-2024 03:45

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General

Target

1f68adffbf66a64fc351fbc3fba34e32_JaffaCakes118.exe
Size

45KB
MD5

1f68adffbf66a64fc351fbc3fba34e32
SHA1

fef394ad887006a63f432de88b54d2949dc7b5d9
SHA256

adecdd10277b7b26fffa3abf27b89b5867a6ddbed9f4bd88b335203c146b5f1e
SHA512

6314d48bde39798fce59be6395f2e5aa70edc09fe42e8d8d3f832c61e8eae4904ef03557cd5f11a43f6b6cee1bcf1af88ab9323ef1fb54c6ac2bf1446e3219d8
SSDEEP

384:xp4eMlp2Cz0jpqWnBGJhMYbVBnQwxVfzd4zfVPmpzCA44oSduhp/4oHxZUtO4f5x:rZu2fGnDbVBrxVGWud4PQ9Vd4f54A

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan upx

Malware Config

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
2236	system.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MyApp = "C:\\WINDOWS\\system.exe"	1f68adffbf66a64fc351fbc3fba34e32_JaffaCakes118.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2520-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x00080000000173c2-9.dat	upx
behavioral1/memory/2520-10-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/memory/2236-13-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\WINDOWS\system.exe	1f68adffbf66a64fc351fbc3fba34e32_JaffaCakes118.exe

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 2 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	1f68adffbf66a64fc351fbc3fba34e32_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	system.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2520	1f68adffbf66a64fc351fbc3fba34e32_JaffaCakes118.exe
2236	system.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 2236	2520	1f68adffbf66a64fc351fbc3fba34e32_JaffaCakes118.exe	30
PID 2520 wrote to memory of 2236	2520	1f68adffbf66a64fc351fbc3fba34e32_JaffaCakes118.exe	30
PID 2520 wrote to memory of 2236	2520	1f68adffbf66a64fc351fbc3fba34e32_JaffaCakes118.exe	30
PID 2520 wrote to memory of 2236	2520	1f68adffbf66a64fc351fbc3fba34e32_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\1f68adffbf66a64fc351fbc3fba34e32_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1f68adffbf66a64fc351fbc3fba34e32_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2520
- C:\WINDOWS\system.exe
  "C:\WINDOWS\system.exe" 0
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2236

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\system.exe

Filesize
45KB

MD5
e6706866e0dbc6f5f1ad34efc72cd724

SHA1
0c663fa968cce96d4ca8af5315b72f7b609e86ba

SHA256
f34de3b2fff510296dcff7a95ec17fbcf22d81de47e716d8c4b6deb32a60f8d7

SHA512
6943c74b8c59e3b4f847b917338c39472225f313d3f13d38688fcc21b4e9a7401cb34846766c9974e6ef60e2466dab3a930bdf1feae932f99cdd423c73326bc2

Download Submit
memory/2236-13-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2520-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2520-10-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads