formbook | 969f04b01704c53893ba3a53a22c96c860b9a4f3784c7e79ec07210cc7e244f3

General

Target

majicmanx.exe
Size

916KB
MD5

45f5d816b57bdc68d6f1533b434f107c
SHA1

01d0562b549b16040d9f12039f4cbecb4b1381fe
SHA256

969f04b01704c53893ba3a53a22c96c860b9a4f3784c7e79ec07210cc7e244f3
SHA512

5e83930fc912bba4272ee7cadebf0cc7b2c21ffc66307bd035f2edebfd02e7fb1690069520fec99fdc65630719d60916af12f129289d489941e59a7ef3f54be5

Score

10^/10

evasion trojan spyware stealer formbook persistence

Malware Config

Signatures

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
1100	majicmanx.exe
1144	majicmanx.exe
1144	majicmanx.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1100 set thread context of 1144	1100	majicmanx.exe	24
PID 1144 set thread context of 1300	1144	majicmanx.exe	20
PID 820 set thread context of 1300	820	cmd.exe	20

Suspicious use of SendNotifyMessage 4 IoCs

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

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1144	majicmanx.exe
Token: SeDebugPrivilege	820	cmd.exe

Suspicious use of FindShellTrayWindow 5 IoCs

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

Adds Run entry 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	cmd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\KV1HBN_H16 = "C:\\Program Files (x86)\\Cuxe\\msolg4l2e.exe"	cmd.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1100 wrote to memory of 1144	1100	majicmanx.exe	24
PID 1100 wrote to memory of 1144	1100	majicmanx.exe	24
PID 1100 wrote to memory of 1144	1100	majicmanx.exe	24
PID 1100 wrote to memory of 1144	1100	majicmanx.exe	24
PID 1300 wrote to memory of 820	1300	Explorer.EXE	25
PID 1300 wrote to memory of 820	1300	Explorer.EXE	25
PID 1300 wrote to memory of 820	1300	Explorer.EXE	25
PID 1300 wrote to memory of 820	1300	Explorer.EXE	25
PID 820 wrote to memory of 1384	820	cmd.exe	26
PID 820 wrote to memory of 1384	820	cmd.exe	26
PID 820 wrote to memory of 1384	820	cmd.exe	26
PID 820 wrote to memory of 1384	820	cmd.exe	26
PID 820 wrote to memory of 432	820	cmd.exe	31
PID 820 wrote to memory of 432	820	cmd.exe	31
PID 820 wrote to memory of 432	820	cmd.exe	31
PID 820 wrote to memory of 432	820	cmd.exe	31
PID 820 wrote to memory of 432	820	cmd.exe	31

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-1-5-21-910373003-3952921535-3480519689-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	cmd.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

Suspicious behavior: MapViewOfSection 8 IoCs

pid	Process
1100	majicmanx.exe
1144	majicmanx.exe
1144	majicmanx.exe
1144	majicmanx.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe
820	cmd.exe

Deletes itself 1 IoCs

pid	Process
1384	cmd.exe

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

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Cuxe\msolg4l2e.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of SendNotifyMessage
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
- Checks whether UAC is enabled
PID:1300
- C:\Users\Admin\AppData\Local\Temp\majicmanx.exe
  "C:\Users\Admin\AppData\Local\Temp\majicmanx.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  - Suspicious behavior: MapViewOfSection
  PID:1100
- - C:\Users\Admin\AppData\Local\Temp\majicmanx.exe
    "C:\Users\Admin\AppData\Local\Temp\majicmanx.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetThreadContext
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious behavior: MapViewOfSection
    PID:1144
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\SysWOW64\cmd.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Adds Run entry to start application
  - Suspicious use of WriteProcessMemory
  - Modifies Internet Explorer settings
  - Suspicious behavior: MapViewOfSection
  - Drops file in Program Files directory
  PID:820
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\majicmanx.exe"
    3⤵
    - Deletes itself
    PID:1384
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:432

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/432-11-0x000000013F950000-0x000000013F9E3000-memory.dmp

Filesize
588KB

Download
memory/820-8-0x00000000767C0000-0x000000007691C000-memory.dmp

Filesize
1.4MB

Download
memory/820-7-0x0000000074F10000-0x000000007502D000-memory.dmp

Filesize
1.1MB

Download
memory/820-9-0x0000000004050000-0x000000000416B000-memory.dmp

Filesize
1.1MB

Download
memory/820-6-0x00000000750E0000-0x00000000750EC000-memory.dmp

Filesize
48KB

Download
memory/820-5-0x0000000002000000-0x00000000020F8000-memory.dmp

Filesize
992KB

Download
memory/820-3-0x000000004ABE0000-0x000000004AC2C000-memory.dmp

Filesize
304KB

Download
memory/1144-0-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads