agenttesla | c40494d637703cf522f63d0da647f840bbe38af14682c54b714d2a4ce885d849

General

Target

f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe
Size

531KB
MD5

f15857b8ea1100109a34a30f3c661919
SHA1

45bb29c85fc283e91ed586ae2709f91c06608597
SHA256

c40494d637703cf522f63d0da647f840bbe38af14682c54b714d2a4ce885d849
SHA512

c21fc3899611203a291db75b72c3fcbdd94bfc39d4b9240b21f5e793de3f0f28141f58394ebaffb1bad71948c1b54f02b64990a8366a1c12edea40047d79a012
SSDEEP

6144:7f2Mn+vTVWLJPYE+vZz9cYoWw/QFP37jQZqcXk1svNx10Vssge/PtRx/I0XjX:r2M+Rq3+vbcYolU/QZVX7vNeV7/xXj

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.cleo2solutions.com.au
Port:
587
Username:
[email protected]
Password:
eve41#0221F

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/3024-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3024-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3024-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3024-10-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3024-9-0x0000000000400000-0x000000000043C000-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-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows\CurrentVersion\Run\newapp = "C:\\Users\\Admin\\AppData\\Roaming\\newapp\\newapp.exe"	f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2688 set thread context of 3024	2688	f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe	31

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	f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3024	f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe
3024	f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3024	f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2688 wrote to memory of 3024	2688	f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe	31
PID 2688 wrote to memory of 3024	2688	f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe	31
PID 2688 wrote to memory of 3024	2688	f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe	31
PID 2688 wrote to memory of 3024	2688	f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe	31
PID 2688 wrote to memory of 3024	2688	f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe	31
PID 2688 wrote to memory of 3024	2688	f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe	31
PID 2688 wrote to memory of 3024	2688	f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe	31
PID 2688 wrote to memory of 3024	2688	f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe	31
PID 2688 wrote to memory of 3024	2688	f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2688
- C:\Users\Admin\AppData\Local\Temp\f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f15857b8ea1100109a34a30f3c661919_JaffaCakes118.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3024

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

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/2688-0-0x0000000074E5E000-0x0000000074E5F000-memory.dmp

Filesize
4KB

Download
memory/2688-1-0x0000000000B50000-0x0000000000BDC000-memory.dmp

Filesize
560KB

Download
memory/2688-2-0x0000000000270000-0x000000000027A000-memory.dmp

Filesize
40KB

Download
memory/2688-3-0x0000000074E50000-0x000000007553E000-memory.dmp

Filesize
6.9MB

Download
memory/2688-4-0x0000000074E5E000-0x0000000074E5F000-memory.dmp

Filesize
4KB

Download
memory/2688-5-0x0000000074E50000-0x000000007553E000-memory.dmp

Filesize
6.9MB

Download
memory/2688-6-0x0000000004E60000-0x0000000004ECA000-memory.dmp

Filesize
424KB

Download
memory/2688-19-0x0000000074E50000-0x000000007553E000-memory.dmp

Filesize
6.9MB

Download
memory/3024-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3024-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3024-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3024-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3024-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3024-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3024-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3024-18-0x0000000074E50000-0x000000007553E000-memory.dmp

Filesize
6.9MB

Download
memory/3024-20-0x0000000074E50000-0x000000007553E000-memory.dmp

Filesize
6.9MB

Download
memory/3024-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3024-21-0x0000000074E50000-0x000000007553E000-memory.dmp

Filesize
6.9MB

Download
memory/3024-22-0x0000000074E50000-0x000000007553E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads