agenttesla | 3e4300ecf577536b117479a854a2a7cefee07eb1da32d8f0cb289c6242220caf

General

Target

f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe
Size

458KB
MD5

f8c510bc32463ee61aa511876ebba34f
SHA1

2623245c09b4fe05069fd0cc3b74392bbc322ed3
SHA256

3e4300ecf577536b117479a854a2a7cefee07eb1da32d8f0cb289c6242220caf
SHA512

785506d14ae442aa453ef9dde64a1e838b48502402d1470c4902aa1463ccf61431ec647642b4d0f513131c0a0c2d603dcc28f837ae2cc8f9a15bc27fa014cfdf
SSDEEP

6144:Jr52OKwdaN0DFaQbskMv2hRdwkI6WNQa75hQWIs3gGPH7aodGBtTw2IKtTl+0BHZ:DRKo3DFlJZRnta3QSrHEtTw2IKDL

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.thanhphet.asia
Port:
587
Username:
[email protected]
Password:
Daddyhandsome@1234
Email To:
[email protected]

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/3652-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 968 set thread context of 3652	968	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe	93

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	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.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
4464	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
968	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe
3652	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe
3652	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	968	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe
Token: SeDebugPrivilege	3652	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3652	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 968 wrote to memory of 4464	968	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe	91
PID 968 wrote to memory of 4464	968	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe	91
PID 968 wrote to memory of 4464	968	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe	91
PID 968 wrote to memory of 3652	968	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe	93
PID 968 wrote to memory of 3652	968	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe	93
PID 968 wrote to memory of 3652	968	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe	93
PID 968 wrote to memory of 3652	968	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe	93
PID 968 wrote to memory of 3652	968	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe	93
PID 968 wrote to memory of 3652	968	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe	93
PID 968 wrote to memory of 3652	968	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe	93
PID 968 wrote to memory of 3652	968	f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe	93

C:\Users\Admin\AppData\Local\Temp\f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:968
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hhplHcqhFeZK" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5D0F.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4464
- C:\Users\Admin\AppData\Local\Temp\f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3652

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

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\f8c510bc32463ee61aa511876ebba34f_JaffaCakes118.exe.log

Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5D0F.tmp

Filesize
1KB

MD5
440b5611a6312b9a35835102effe167b

SHA1
02f6554915ae97828e0af9daa65bc208b418cfa0

SHA256
f7501ad6f845cc9cc51961913a09648e62043fa8a5c3f44a73a58fa355edb338

SHA512
3cda919897545c6266dd89f53b426fdecc4f1e13522259a17c2f487ee7612fbb5843e90820fef5cdfdd07b2c9b7975db510b89df3f7a8c3b2e388afdbb30657f

Download Submit
memory/968-5-0x0000000005910000-0x000000000591A000-memory.dmp

Filesize
40KB

Download
memory/968-2-0x0000000005830000-0x00000000058CC000-memory.dmp

Filesize
624KB

Download
memory/968-4-0x00000000059E0000-0x0000000005A72000-memory.dmp

Filesize
584KB

Download
memory/968-0-0x000000007477E000-0x000000007477F000-memory.dmp

Filesize
4KB

Download
memory/968-6-0x0000000005B80000-0x0000000005BD6000-memory.dmp

Filesize
344KB

Download
memory/968-7-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/968-8-0x00000000059C0000-0x00000000059C8000-memory.dmp

Filesize
32KB

Download
memory/968-9-0x000000007477E000-0x000000007477F000-memory.dmp

Filesize
4KB

Download
memory/968-10-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/968-11-0x0000000006990000-0x00000000069E8000-memory.dmp

Filesize
352KB

Download
memory/968-12-0x00000000069F0000-0x0000000006A30000-memory.dmp

Filesize
256KB

Download
memory/968-3-0x0000000005EF0000-0x0000000006494000-memory.dmp

Filesize
5.6MB

Download
memory/968-22-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/968-1-0x0000000000E50000-0x0000000000EC8000-memory.dmp

Filesize
480KB

Download
memory/3652-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3652-21-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/3652-23-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/3652-24-0x00000000058E0000-0x00000000058F8000-memory.dmp

Filesize
96KB

Download
memory/3652-25-0x0000000006560000-0x00000000065C6000-memory.dmp

Filesize
408KB

Download
memory/3652-26-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/3652-27-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads