formbook | 0c3d2c9f3d8e38323436d7f47852059f7b0cfc19fa53c86196b5376b8ebe5aff

General

Target

1672020Swift Copy.Scan8976.exe
Size

443KB
MD5

041f2ac19f452b2d61a76b5d83c29297
SHA1

acac069d10ae5eeb06b89c158fcaca19e8932cbb
SHA256

0c3d2c9f3d8e38323436d7f47852059f7b0cfc19fa53c86196b5376b8ebe5aff
SHA512

0cf2e313eb237eee5951776c6634d9173dd91867ece690691ca9e0b0c2caea49e1b3e97e92be6ce540fc5df445ca4fd8e75de073823175196f45336ccf852a6e

Score

10^/10

spyware evasion trojan stealer formbook persistence

Malware Config

Signatures

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 112 set thread context of 1092	112	1672020Swift Copy.Scan8976.exe	24
PID 1092 set thread context of 1300	1092	1672020Swift Copy.Scan8976.exe	20
PID 1092 set thread context of 1300	1092	1672020Swift Copy.Scan8976.exe	20
PID 1528 set thread context of 1300	1528	rundll32.exe	20

Suspicious behavior: MapViewOfSection 8 IoCs

pid	Process
1092	1672020Swift Copy.Scan8976.exe
1092	1672020Swift Copy.Scan8976.exe
1092	1672020Swift Copy.Scan8976.exe
1092	1672020Swift Copy.Scan8976.exe
1528	rundll32.exe
1528	rundll32.exe
1528	rundll32.exe
1528	rundll32.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Msfo\userbnm.exe	rundll32.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 112 wrote to memory of 1092	112	1672020Swift Copy.Scan8976.exe	24
PID 112 wrote to memory of 1092	112	1672020Swift Copy.Scan8976.exe	24
PID 112 wrote to memory of 1092	112	1672020Swift Copy.Scan8976.exe	24
PID 112 wrote to memory of 1092	112	1672020Swift Copy.Scan8976.exe	24
PID 112 wrote to memory of 1092	112	1672020Swift Copy.Scan8976.exe	24
PID 112 wrote to memory of 1092	112	1672020Swift Copy.Scan8976.exe	24
PID 112 wrote to memory of 1092	112	1672020Swift Copy.Scan8976.exe	24
PID 1300 wrote to memory of 1528	1300	Explorer.EXE	25
PID 1300 wrote to memory of 1528	1300	Explorer.EXE	25
PID 1300 wrote to memory of 1528	1300	Explorer.EXE	25
PID 1300 wrote to memory of 1528	1300	Explorer.EXE	25
PID 1300 wrote to memory of 1528	1300	Explorer.EXE	25
PID 1300 wrote to memory of 1528	1300	Explorer.EXE	25
PID 1300 wrote to memory of 1528	1300	Explorer.EXE	25
PID 1528 wrote to memory of 1680	1528	rundll32.exe	26
PID 1528 wrote to memory of 1680	1528	rundll32.exe	26
PID 1528 wrote to memory of 1680	1528	rundll32.exe	26
PID 1528 wrote to memory of 1680	1528	rundll32.exe	26
PID 1528 wrote to memory of 1544	1528	rundll32.exe	31
PID 1528 wrote to memory of 1544	1528	rundll32.exe	31
PID 1528 wrote to memory of 1544	1528	rundll32.exe	31
PID 1528 wrote to memory of 1544	1528	rundll32.exe	31
PID 1528 wrote to memory of 1544	1528	rundll32.exe	31

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1092	1672020Swift Copy.Scan8976.exe
Token: SeDebugPrivilege	1528	rundll32.exe

Deletes itself 1 IoCs

pid	Process
1680	cmd.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\Machine\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\OJPHLL2X = "C:\\Program Files (x86)\\Msfo\\userbnm.exe"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

pid	Process
1092	1672020Swift Copy.Scan8976.exe
1092	1672020Swift Copy.Scan8976.exe
1092	1672020Swift Copy.Scan8976.exe
1528	rundll32.exe
1528	rundll32.exe
1528	rundll32.exe
1528	rundll32.exe
1528	rundll32.exe
1528	rundll32.exe
1528	rundll32.exe
1528	rundll32.exe
1528	rundll32.exe
1528	rundll32.exe
1528	rundll32.exe
1528	rundll32.exe
1528	rundll32.exe
1528	rundll32.exe
1528	rundll32.exe
1528	rundll32.exe
1528	rundll32.exe
1528	rundll32.exe

Suspicious use of FindShellTrayWindow 5 IoCs

pid	Process
1300	Explorer.EXE
1300	Explorer.EXE
1300	Explorer.EXE
1300	Explorer.EXE
1300	Explorer.EXE

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
1300	Explorer.EXE
1300	Explorer.EXE
1300	Explorer.EXE
1300	Explorer.EXE

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Explorer.EXE

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

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-1131729243-447456001-3632642222-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	rundll32.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Checks whether UAC is enabled
PID:1300
- C:\Users\Admin\AppData\Local\Temp\1672020Swift Copy.Scan8976.exe
  "C:\Users\Admin\AppData\Local\Temp\1672020Swift Copy.Scan8976.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:112
- - C:\Users\Admin\AppData\Local\Temp\1672020Swift Copy.Scan8976.exe
    "{path}"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious behavior: EnumeratesProcesses
    PID:1092
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\SysWOW64\rundll32.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  - Suspicious use of AdjustPrivilegeToken
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Modifies Internet Explorer settings
  PID:1528
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\1672020Swift Copy.Scan8976.exe"
    3⤵
    - Deletes itself
    PID:1680
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:1544

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1092-2-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1528-5-0x00000000001F0000-0x00000000001FE000-memory.dmp

Filesize
56KB

Download
memory/1528-9-0x0000000075380000-0x000000007549D000-memory.dmp

Filesize
1.1MB

Download
memory/1528-10-0x0000000003AD0000-0x0000000003C11000-memory.dmp

Filesize
1.3MB

Download
memory/1528-8-0x0000000075C40000-0x0000000075C4C000-memory.dmp

Filesize
48KB

Download
memory/1528-7-0x0000000001DA0000-0x0000000001F01000-memory.dmp

Filesize
1.4MB

Download
memory/1544-12-0x000000013FB80000-0x000000013FC13000-memory.dmp

Filesize
588KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads