formbook | 3571d3ca49f3c593d4b34f2d7bd9aa8ab2b0bfb99111a2a2561a0d25d494fa2f

General

Target
ec5c6cbb0520bbaafb7338aa3cb0151e.exe
Size 870KB
Sample201214-vj896fll2e
SHA256 3571d3ca49f3c593d4b34f2d7bd9aa8ab2b0bfb99111a2a2561a0d25d494fa2f
MD5 ec5c6cbb0520bbaafb7338aa3cb0151e
SHA1 4c6618c895e8de40cf9df3e1e9ba74d2adfd2d0b
SHA512 cb345fda1c13c4c117b48fd489eeb635fa09028d0ef724a8263f6e7e9209f3c5e5c411a2bef6d3eb940b36c65289bc7c88b97aa09610eff37bb924ce099012e1
MD5 SHA1 SHA512

Score

10^/10

Family

C2

Decoy

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader

Xloader Payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/1580-4-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral1/memory/1580-5-0x000000000041CFF0-mapping.dmp	xloader

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1640 set thread context of 1580	1640	ec5c6cbb0520bbaafb7338aa3cb0151e.exe	30

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Microsoft.NET\Framework\v2.0.50727\config\security.config.cch.new	ec5c6cbb0520bbaafb7338aa3cb0151e.exe
File created	C:\Windows\Microsoft.NET\Framework\v2.0.50727\config\enterprisesec.config.cch.new	ec5c6cbb0520bbaafb7338aa3cb0151e.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1640	ec5c6cbb0520bbaafb7338aa3cb0151e.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1640 wrote to memory of 1620	1640	ec5c6cbb0520bbaafb7338aa3cb0151e.exe	29
PID 1640 wrote to memory of 1620	1640	ec5c6cbb0520bbaafb7338aa3cb0151e.exe	29
PID 1640 wrote to memory of 1620	1640	ec5c6cbb0520bbaafb7338aa3cb0151e.exe	29
PID 1640 wrote to memory of 1620	1640	ec5c6cbb0520bbaafb7338aa3cb0151e.exe	29
PID 1640 wrote to memory of 1580	1640	ec5c6cbb0520bbaafb7338aa3cb0151e.exe	30
PID 1640 wrote to memory of 1580	1640	ec5c6cbb0520bbaafb7338aa3cb0151e.exe	30
PID 1640 wrote to memory of 1580	1640	ec5c6cbb0520bbaafb7338aa3cb0151e.exe	30
PID 1640 wrote to memory of 1580	1640	ec5c6cbb0520bbaafb7338aa3cb0151e.exe	30
PID 1640 wrote to memory of 1580	1640	ec5c6cbb0520bbaafb7338aa3cb0151e.exe	30
PID 1640 wrote to memory of 1580	1640	ec5c6cbb0520bbaafb7338aa3cb0151e.exe	30
PID 1640 wrote to memory of 1580	1640	ec5c6cbb0520bbaafb7338aa3cb0151e.exe	30

C:\Users\Admin\AppData\Local\Temp\ec5c6cbb0520bbaafb7338aa3cb0151e.exe
"C:\Users\Admin\AppData\Local\Temp\ec5c6cbb0520bbaafb7338aa3cb0151e.exe"
1⤵
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1640
- C:\Users\Admin\AppData\Local\Temp\ec5c6cbb0520bbaafb7338aa3cb0151e.exe
  "C:\Users\Admin\AppData\Local\Temp\ec5c6cbb0520bbaafb7338aa3cb0151e.exe"
  2⤵
  PID:1620
- C:\Users\Admin\AppData\Local\Temp\ec5c6cbb0520bbaafb7338aa3cb0151e.exe
  "C:\Users\Admin\AppData\Local\Temp\ec5c6cbb0520bbaafb7338aa3cb0151e.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1580

memory/1580-4-0x0000000000400000-0x0000000000428000-memory.dmp

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