agenttesla | 003ecbee9386ab26c2d614ab61f60b13cf32c1551aa9efc0f6bd455421327fe4

General

Target

eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe
Size

788KB
MD5

eda9c0f50d134a2f685620507542d877
SHA1

f828dc5d314ecd84505af09935de8a46e49fb869
SHA256

003ecbee9386ab26c2d614ab61f60b13cf32c1551aa9efc0f6bd455421327fe4
SHA512

53c3500e2b113ef27d18cb23cd058983973a9c7e5d3f6c1853d4b88c2d74dbc6b97e8b08780d1046141433f0151c05004b4db17c9ddeb44182cfd777fc3a44b8
SSDEEP

12288:e4ZZvOqQ/h9mBdaBh1HzcU+BVAH6No/lqSPuCKDbm0B9SJ/sneBLwBV7dxW0Ri9L:fZZvOqQ/h9mBEX1HzTcVAHqo9qSPwsL

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.rosaritoindustries.com
Port:
587
Username:
[email protected]
Password:
aircondivision2019

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/2244-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2244-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2244-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2244-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2244-21-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\tKZVPq = "C:\\Users\\Admin\\AppData\\Roaming\\tKZVPq\\tKZVPq.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2980 set thread context of 2244	2980	eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe	32

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2392	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2244	RegSvcs.exe
2244	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2980	eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe
Token: SeDebugPrivilege	2244	RegSvcs.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 2392	2980	eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe	30
PID 2980 wrote to memory of 2392	2980	eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe	30
PID 2980 wrote to memory of 2392	2980	eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe	30
PID 2980 wrote to memory of 2392	2980	eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe	30
PID 2980 wrote to memory of 2244	2980	eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe	32
PID 2980 wrote to memory of 2244	2980	eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe	32
PID 2980 wrote to memory of 2244	2980	eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe	32
PID 2980 wrote to memory of 2244	2980	eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe	32
PID 2980 wrote to memory of 2244	2980	eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe	32
PID 2980 wrote to memory of 2244	2980	eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe	32
PID 2980 wrote to memory of 2244	2980	eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe	32
PID 2980 wrote to memory of 2244	2980	eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe	32
PID 2980 wrote to memory of 2244	2980	eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe	32
PID 2980 wrote to memory of 2244	2980	eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe	32
PID 2980 wrote to memory of 2244	2980	eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe	32
PID 2980 wrote to memory of 2244	2980	eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eda9c0f50d134a2f685620507542d877_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2980
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DEgBQrq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1719.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2392
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Drops file in Drivers directory
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2244

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp1719.tmp

Filesize
1KB

MD5
3e4c48064689b0880e3f3401311ee4b2

SHA1
68d7b993811249af4acceec01b20d9446a2092b3

SHA256
791c2a3a03174a8518a3d7eac6fcf8bf1b8f8b484e8b864bb57718064b1ff7f7

SHA512
578667b6e3dbbbb1ba1ca8a0dee416581758b302e4f3affc1918db11523f1ea499afb37a687e2d46bfc0648e8720524a9252d02ae9c3567756501edecdd3f91c

Download Submit
memory/2244-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2244-24-0x0000000000320000-0x0000000000360000-memory.dmp

Filesize
256KB

Download
memory/2244-29-0x0000000000320000-0x0000000000360000-memory.dmp

Filesize
256KB

Download
memory/2244-28-0x0000000000320000-0x0000000000360000-memory.dmp

Filesize
256KB

Download
memory/2244-26-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2244-21-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2244-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2244-23-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2244-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2244-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2244-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2244-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2244-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2980-2-0x0000000007220000-0x0000000007260000-memory.dmp

Filesize
256KB

Download
memory/2980-0-0x0000000000C00000-0x0000000000CCC000-memory.dmp

Filesize
816KB

Download
memory/2980-1-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2980-7-0x00000000009A0000-0x00000000009DE000-memory.dmp

Filesize
248KB

Download
memory/2980-22-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2980-6-0x0000000004C00000-0x0000000004C84000-memory.dmp

Filesize
528KB

Download
memory/2980-5-0x0000000007220000-0x0000000007260000-memory.dmp

Filesize
256KB

Download
memory/2980-4-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2980-3-0x00000000003A0000-0x00000000003A8000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads