formbook | c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191

General

Target

c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe
Size

663KB
MD5

9806b5ef6bf254fdd4c0e934a4c070eb
SHA1

caa33c5cecee0b8a05a4b1c5f7f4f4c081fd0b77
SHA256

c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191
SHA512

824ce46df91db025a3e2fea193c394ad1290c681cf46e39b163036693d246078a2589eb34b56ba1c9ea62078e2b438477f7ccb292c469a99da55b79306a8385b
SSDEEP

12288:J7C27Jb5EMTIRjAH5rV20hkoJnnFc8AtAvJIUHTrU2fujnR/C6CqkR:1LTxZrLh9Jn68At+JIUzrcjnRip

Score

10^/10

formbook t94g discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

t94g

Decoy

32188.top

mergencyroofrepair656460.online

jkahu.fun

ur4.autos

r0lba4cl0qkaws8.bond

eiliaowang.top

urjav.xyz

kidaman15.click

old-removal-p350.today

levatethismedia.info

h33323s40.top

dormy.click

5406.club

earlofwisdombook.pro

6980.app

ellwood999.biz

otdates.lol

164v.shop

thereal.app

takeget.online

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/1012-13-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2560	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1620 set thread context of 1012	1620	c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe	32

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

System Information Discovery
T1082

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	c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1620	c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe
1620	c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe
1012	c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe
2560	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1620	c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe
Token: SeDebugPrivilege	2560	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1620 wrote to memory of 2560	1620	c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe	30
PID 1620 wrote to memory of 2560	1620	c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe	30
PID 1620 wrote to memory of 2560	1620	c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe	30
PID 1620 wrote to memory of 2560	1620	c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe	30
PID 1620 wrote to memory of 1012	1620	c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe	32
PID 1620 wrote to memory of 1012	1620	c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe	32
PID 1620 wrote to memory of 1012	1620	c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe	32
PID 1620 wrote to memory of 1012	1620	c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe	32
PID 1620 wrote to memory of 1012	1620	c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe	32
PID 1620 wrote to memory of 1012	1620	c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe	32
PID 1620 wrote to memory of 1012	1620	c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe	32

C:\Users\Admin\AppData\Local\Temp\c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe
"C:\Users\Admin\AppData\Local\Temp\c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1620
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2560
- C:\Users\Admin\AppData\Local\Temp\c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe
  "C:\Users\Admin\AppData\Local\Temp\c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1012-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1012-15-0x00000000008B0000-0x0000000000BB3000-memory.dmp

Filesize
3.0MB

Download
memory/1012-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1012-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1012-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1620-3-0x0000000000460000-0x000000000047E000-memory.dmp

Filesize
120KB

Download
memory/1620-6-0x00000000002C0000-0x0000000000336000-memory.dmp

Filesize
472KB

Download
memory/1620-5-0x00000000743F0000-0x0000000074ADE000-memory.dmp

Filesize
6.9MB

Download
memory/1620-4-0x00000000743FE000-0x00000000743FF000-memory.dmp

Filesize
4KB

Download
memory/1620-0-0x00000000743FE000-0x00000000743FF000-memory.dmp

Filesize
4KB

Download
memory/1620-2-0x00000000743F0000-0x0000000074ADE000-memory.dmp

Filesize
6.9MB

Download
memory/1620-14-0x00000000743F0000-0x0000000074ADE000-memory.dmp

Filesize
6.9MB

Download
memory/1620-1-0x00000000012C0000-0x0000000001368000-memory.dmp

Filesize
672KB

Download

Analysis

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