agenttesla | ddefd092e02315db3ca66038a91523ad7b0cfb8d0a285c2cbb08e165067448d1

General

Target

0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe
Size

700KB
MD5

0d3a68a412a0b12d49eddd3f916e7fe3
SHA1

ecfb95702f673bd895e04c557e098f5cca4764f9
SHA256

ddefd092e02315db3ca66038a91523ad7b0cfb8d0a285c2cbb08e165067448d1
SHA512

28368109b44b3b53615b8431a249b6c1bae0811979c4ca7d4b73f7f227c6a280a542eee756010643c1ea52b7772424de660fa96672df4e5ae4ef243bedf3e076
SSDEEP

12288:4p/ngiylZgYTNTfZKKIlqifY4YW1JQh9+/LT3aNNh2ilDGo/q:4hngiyrzBTfgKIILOJQm/XckwDGw

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.emergencyleavedpt.com
Port:
587
Username:
[email protected]
Password:
zQ@xw*c1

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/4872-10-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1604 set thread context of 4872	1604	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe	91

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	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1604	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe
1604	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe
4872	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe
4872	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1604	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe
Token: SeDebugPrivilege	4872	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1604 wrote to memory of 3440	1604	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe	90
PID 1604 wrote to memory of 3440	1604	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe	90
PID 1604 wrote to memory of 3440	1604	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe	90
PID 1604 wrote to memory of 4872	1604	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe	91
PID 1604 wrote to memory of 4872	1604	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe	91
PID 1604 wrote to memory of 4872	1604	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe	91
PID 1604 wrote to memory of 4872	1604	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe	91
PID 1604 wrote to memory of 4872	1604	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe	91
PID 1604 wrote to memory of 4872	1604	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe	91
PID 1604 wrote to memory of 4872	1604	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe	91
PID 1604 wrote to memory of 4872	1604	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0d3a68a412a0b12d49eddd3f916e7fe3_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:1604
- C:\Users\Admin\AppData\Local\Temp\0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe
  "{path}"
  2⤵
  PID:3440
- C:\Users\Admin\AppData\Local\Temp\0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4872

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

5

T1552

Credentials In Files

4

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\0d3a68a412a0b12d49eddd3f916e7fe3_JaffaCakes118.exe.log

Filesize
1KB

MD5
e50d61d6d5cec0d2c6b3fbf02b17af2d

SHA1
fcf43f96e7389c27ee201fb00b65db01ca2cee40

SHA256
a87cf2dbf70a59d3d347f9ca743b6ceb3c805b4714cf4fb963c18b9ca8ffd0a9

SHA512
0348b60095cd48d275a5234fe34c1fd7a7c9921e1d92dafea0379d607f898eb1c2e089dafa1db608fad65497fc8f90fa699109b06a5f2c12c0bc8c9192ff9924

Download Submit
memory/1604-0-0x00000000748BE000-0x00000000748BF000-memory.dmp

Filesize
4KB

Download
memory/1604-1-0x0000000000420000-0x00000000004D4000-memory.dmp

Filesize
720KB

Download
memory/1604-2-0x00000000748B0000-0x0000000075060000-memory.dmp

Filesize
7.7MB

Download
memory/1604-3-0x0000000004DC0000-0x0000000004DC8000-memory.dmp

Filesize
32KB

Download
memory/1604-4-0x0000000005020000-0x00000000050B2000-memory.dmp

Filesize
584KB

Download
memory/1604-5-0x00000000050C0000-0x000000000515C000-memory.dmp

Filesize
624KB

Download
memory/1604-6-0x00000000748BE000-0x00000000748BF000-memory.dmp

Filesize
4KB

Download
memory/1604-7-0x00000000748B0000-0x0000000075060000-memory.dmp

Filesize
7.7MB

Download
memory/1604-8-0x00000000057A0000-0x000000000582C000-memory.dmp

Filesize
560KB

Download
memory/1604-9-0x0000000007CE0000-0x0000000007D26000-memory.dmp

Filesize
280KB

Download
memory/1604-14-0x00000000748B0000-0x0000000075060000-memory.dmp

Filesize
7.7MB

Download
memory/4872-13-0x00000000748B0000-0x0000000075060000-memory.dmp

Filesize
7.7MB

Download
memory/4872-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4872-15-0x0000000005EF0000-0x0000000006494000-memory.dmp

Filesize
5.6MB

Download
memory/4872-16-0x00000000748B0000-0x0000000075060000-memory.dmp

Filesize
7.7MB

Download
memory/4872-17-0x0000000005A50000-0x0000000005A68000-memory.dmp

Filesize
96KB

Download
memory/4872-18-0x0000000006750000-0x00000000067B6000-memory.dmp

Filesize
408KB

Download
memory/4872-19-0x00000000748B0000-0x0000000075060000-memory.dmp

Filesize
7.7MB

Download
memory/4872-20-0x00000000748B0000-0x0000000075060000-memory.dmp

Filesize
7.7MB

Download
memory/4872-21-0x0000000006D70000-0x0000000006DC0000-memory.dmp

Filesize
320KB

Download
memory/4872-22-0x0000000006DD0000-0x0000000006DDA000-memory.dmp

Filesize
40KB

Download
memory/4872-23-0x00000000748B0000-0x0000000075060000-memory.dmp

Filesize
7.7MB

Download
memory/4872-24-0x00000000748B0000-0x0000000075060000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing