agenttesla | 49c55ffef42b3ed1dd062d395bfa9c9c700f198bfd4f31cacf957b2640f4bc9a

General

Target

1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe
Size

666KB
MD5

1bf74dffc0628802538de0922ed14a89
SHA1

bbf7d9be48007ee6b9f6553586582347aacf1f3d
SHA256

49c55ffef42b3ed1dd062d395bfa9c9c700f198bfd4f31cacf957b2640f4bc9a
SHA512

289a7c763f418b5535e3d8f69b90d2b414ce0321e1a3edc4ffcc55511e61df49848bc2ed7f12fe32f09a2b817cee167a6f02ee6654cf6d9488337a337aa63e35
SSDEEP

12288:1t8NixtIr+aHRX/5t+KwXIr2k4DbF53e0IUFLcg6:1qUkr+YXn+/XIEi

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.a2zfacilityservices.in
Port:
587
Username:
[email protected]
Password:
n*2Uy~]v;.sa

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/3028-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3028-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3028-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3028-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3028-10-0x0000000000400000-0x000000000043C000-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 2 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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2216 set thread context of 3028	2216	1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe	30

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3028	1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe
3028	1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3028	1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3028	1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 3028	2216	1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe	30
PID 2216 wrote to memory of 3028	2216	1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe	30
PID 2216 wrote to memory of 3028	2216	1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe	30
PID 2216 wrote to memory of 3028	2216	1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe	30
PID 2216 wrote to memory of 3028	2216	1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe	30
PID 2216 wrote to memory of 3028	2216	1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe	30
PID 2216 wrote to memory of 3028	2216	1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe	30
PID 2216 wrote to memory of 3028	2216	1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe	30
PID 2216 wrote to memory of 3028	2216	1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Users\Admin\AppData\Local\Temp\1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\1bf74dffc0628802538de0922ed14a89_JaffaCakes118.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:3028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2216-0-0x00000000742BE000-0x00000000742BF000-memory.dmp

Filesize
4KB

Download
memory/2216-1-0x0000000000CD0000-0x0000000000D7C000-memory.dmp

Filesize
688KB

Download
memory/2216-2-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download
memory/2216-3-0x00000000006D0000-0x00000000006DE000-memory.dmp

Filesize
56KB

Download
memory/2216-4-0x00000000742BE000-0x00000000742BF000-memory.dmp

Filesize
4KB

Download
memory/2216-5-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download
memory/2216-6-0x0000000004FE0000-0x0000000005044000-memory.dmp

Filesize
400KB

Download
memory/2216-7-0x0000000004D30000-0x0000000004D6C000-memory.dmp

Filesize
240KB

Download
memory/2216-20-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download
memory/3028-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3028-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3028-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3028-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3028-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3028-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3028-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3028-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3028-19-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download
memory/3028-21-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download
memory/3028-22-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download
memory/3028-23-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download
memory/3028-24-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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