formbook | 1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9e

General

Target

1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exe
Size

1.0MB
MD5

a03815195e40a8caf9e0da80eccb9240
SHA1

f770dbb9f49ad2f03955a2c5a8c70373652d2ba9
SHA256

1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9e
SHA512

d62156ed630fee3830832151f42adc6f9ae9fbc48497cf3a54a70759121a583168bf60db85ae50d3964183a72eacd1eea4c187b82c2ba2a67cee675332fa997f
SSDEEP

24576:fAHnh+eWsN3skA4RV1Hom2KXMmHaCH6m3kVjM4615:Ch+ZkldoPK8YaC53kZY

Score

10^/10

formbook ma28 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ma28

Decoy

orth.monster

5970.pizza

oinayangi.net

usiness-funding-48965.bond

uttere.buzz

raumainformed.xyz

amewith.today

hetangosalon.net

irewoodprice168.shop

commerce-96305.bond

3107.loan

uohan.tech

agakaw.website

fricaduka.store

ecga.info

arehouse-inventory-27582.bond

itchen-design-87997.bond

eishahousesteaksushi.shop

liopew.xyz

4769.pizza

Signatures

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

Formbook payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2100-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2100-9-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2100-13-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/3048-20-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

Processes:

1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exesvchost.exehelp.exe

description	pid	Process	procid_target
PID 2312 set thread context of 2100	2312	1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exe	30
PID 2100 set thread context of 1184	2100	svchost.exe	21
PID 2100 set thread context of 1184	2100	svchost.exe	21
PID 3048 set thread context of 1184	3048	help.exe	21

System Location Discovery: System Language Discovery 1 TTPs 4 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

Processes:

1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exesvchost.exehelp.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	help.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 25 IoCs

Processes:

svchost.exehelp.exe

pid	Process
2100	svchost.exe
2100	svchost.exe
2100	svchost.exe
3048	help.exe
3048	help.exe
3048	help.exe
3048	help.exe
3048	help.exe
3048	help.exe
3048	help.exe
3048	help.exe
3048	help.exe
3048	help.exe
3048	help.exe
3048	help.exe
3048	help.exe
3048	help.exe
3048	help.exe
3048	help.exe
3048	help.exe
3048	help.exe
3048	help.exe
3048	help.exe
3048	help.exe
3048	help.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exesvchost.exehelp.exe

pid	Process
2312	1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exe
2100	svchost.exe
2100	svchost.exe
2100	svchost.exe
2100	svchost.exe
3048	help.exe
3048	help.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

svchost.exehelp.exe

description	pid	Process
Token: SeDebugPrivilege	2100	svchost.exe
Token: SeDebugPrivilege	3048	help.exe

Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exeExplorer.EXE

pid	Process
2312	1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exe
2312	1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exe
1184	Explorer.EXE
1184	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

Processes:

1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exe

pid	Process
2312	1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exe
2312	1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exesvchost.exehelp.exe

description	pid	Process	procid_target
PID 2312 wrote to memory of 2100	2312	1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exe	30
PID 2312 wrote to memory of 2100	2312	1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exe	30
PID 2312 wrote to memory of 2100	2312	1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exe	30
PID 2312 wrote to memory of 2100	2312	1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exe	30
PID 2312 wrote to memory of 2100	2312	1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exe	30
PID 2100 wrote to memory of 3048	2100	svchost.exe	32
PID 2100 wrote to memory of 3048	2100	svchost.exe	32
PID 2100 wrote to memory of 3048	2100	svchost.exe	32
PID 2100 wrote to memory of 3048	2100	svchost.exe	32
PID 3048 wrote to memory of 1840	3048	help.exe	33
PID 3048 wrote to memory of 1840	3048	help.exe	33
PID 3048 wrote to memory of 1840	3048	help.exe	33
PID 3048 wrote to memory of 1840	3048	help.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
PID:1184
- C:\Users\Admin\AppData\Local\Temp\1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exe
  "C:\Users\Admin\AppData\Local\Temp\1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2312
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\1477618f7a47c1e6cef99ff4626f541de642a01ec9219290d3a92546abc21c9eN.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2100
  - - C:\Windows\SysWOW64\help.exe
      "C:\Windows\SysWOW64\help.exe"
      4⤵
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:3048
    - - C:\Windows\SysWOW64\cmd.exe
        
        /c del "C:\Windows\SysWOW64\svchost.exe"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:1840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/1184-19-0x0000000004460000-0x000000000451F000-memory.dmp

Filesize
764KB

Download
memory/1184-16-0x0000000004460000-0x000000000451F000-memory.dmp

Filesize
764KB

Download
memory/1184-15-0x0000000004210000-0x00000000042EB000-memory.dmp

Filesize
876KB

Download
memory/1184-28-0x0000000006710000-0x00000000067C2000-memory.dmp

Filesize
712KB

Download
memory/1184-26-0x0000000006710000-0x00000000067C2000-memory.dmp

Filesize
712KB

Download
memory/1184-11-0x0000000004210000-0x00000000042EB000-memory.dmp

Filesize
876KB

Download
memory/1184-25-0x0000000006710000-0x00000000067C2000-memory.dmp

Filesize
712KB

Download
memory/2100-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2100-7-0x00000000007C0000-0x0000000000AC3000-memory.dmp

Filesize
3.0MB

Download
memory/2100-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2100-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2100-14-0x0000000000790000-0x00000000007A4000-memory.dmp

Filesize
80KB

Download
memory/2100-10-0x0000000000210000-0x0000000000224000-memory.dmp

Filesize
80KB

Download
memory/2312-5-0x0000000000160000-0x0000000000164000-memory.dmp

Filesize
16KB

Download
memory/3048-18-0x0000000000530000-0x0000000000536000-memory.dmp

Filesize
24KB

Download
memory/3048-17-0x0000000000530000-0x0000000000536000-memory.dmp

Filesize
24KB

Download
memory/3048-20-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads