agenttesla | 8331e9eaaa9b2296086c9b8e32c8a6146719c81dd48503a974615135cdbf73ef

General

Target

359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe
Size

862KB
MD5

359780d66d0e8a4ec780199a5a3b0455
SHA1

726cd9787b0d7642646bdb74f5f39fe842afb86a
SHA256

8331e9eaaa9b2296086c9b8e32c8a6146719c81dd48503a974615135cdbf73ef
SHA512

344f1f18e595582a40525c3bafd30924470287b32b75f52cd7a9659d6ce06eff9017e4e94cbac401ef9e64bd28a91ed7cc4363619b0cd5c5166a3d3673adfb82
SSDEEP

24576:zC0khGMNjrp2i1uSNRT09JNXd/3s74x7:vkVh13uSH0dXd/3sY

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.privateemail.com
Port:
587
Username:
[email protected]
Password:
snookiep@123

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/568-24-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/568-22-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/568-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/568-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/568-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\newapp = "C:\\Users\\Admin\\AppData\\Roaming\\newapp\\newapp.exe"	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2440 set thread context of 568	2440	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.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	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	359780d66d0e8a4ec780199a5a3b0455_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
2928	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2440	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe
568	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe
568	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
568	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2440	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe
Token: SeDebugPrivilege	568	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2440 wrote to memory of 2928	2440	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe	29
PID 2440 wrote to memory of 2928	2440	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe	29
PID 2440 wrote to memory of 2928	2440	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe	29
PID 2440 wrote to memory of 2928	2440	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe	29
PID 2440 wrote to memory of 568	2440	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe	31
PID 2440 wrote to memory of 568	2440	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe	31
PID 2440 wrote to memory of 568	2440	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe	31
PID 2440 wrote to memory of 568	2440	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe	31
PID 2440 wrote to memory of 568	2440	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe	31
PID 2440 wrote to memory of 568	2440	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe	31
PID 2440 wrote to memory of 568	2440	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe	31
PID 2440 wrote to memory of 568	2440	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe	31
PID 2440 wrote to memory of 568	2440	359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SmngqGmYYGY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3B3C.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2928
- C:\Users\Admin\AppData\Local\Temp\359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\359780d66d0e8a4ec780199a5a3b0455_JaffaCakes118.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  PID:568

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp3B3C.tmp

Filesize
1KB

MD5
0ce1d6759a8f90eaadaeb1a042fdbb26

SHA1
e269add69161f708386dac716127ac411ac0e9a7

SHA256
3a86978b4eca91bb8bc518a738cf94cb498c0e4c80df88f40c20a787ebad9498

SHA512
f6f55a2dcd02f790ede56a4e8420b3fae200d1c590c550748029a9bf3e828959347f91f0e938a3411e3e2534df52edf3efc6d4f8f2f7903c85786bca844cf1b5

Download Submit
C:\Users\Admin\AppData\Roaming\newapp\newapp.exe

Filesize
862KB

MD5
359780d66d0e8a4ec780199a5a3b0455

SHA1
726cd9787b0d7642646bdb74f5f39fe842afb86a

SHA256
8331e9eaaa9b2296086c9b8e32c8a6146719c81dd48503a974615135cdbf73ef

SHA512
344f1f18e595582a40525c3bafd30924470287b32b75f52cd7a9659d6ce06eff9017e4e94cbac401ef9e64bd28a91ed7cc4363619b0cd5c5166a3d3673adfb82

Download Submit
memory/568-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/568-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/568-29-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/568-28-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/568-27-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/568-25-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/568-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/568-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/568-24-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/568-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/568-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/568-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2440-2-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2440-0-0x00000000740CE000-0x00000000740CF000-memory.dmp

Filesize
4KB

Download
memory/2440-3-0x0000000000310000-0x000000000032A000-memory.dmp

Filesize
104KB

Download
memory/2440-7-0x0000000000810000-0x000000000084C000-memory.dmp

Filesize
240KB

Download
memory/2440-26-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2440-6-0x0000000005910000-0x00000000059B2000-memory.dmp

Filesize
648KB

Download
memory/2440-5-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2440-4-0x00000000740CE000-0x00000000740CF000-memory.dmp

Filesize
4KB

Download
memory/2440-1-0x0000000000D40000-0x0000000000E1C000-memory.dmp

Filesize
880KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads