formbook | 2eb137991ea1e48556d906d1e03bfaed1df13529dd2420031e6fc92b55c076d1

General

Target

MKCC-MEC-RFQ-115-2024.exe
Size

1.0MB
MD5

11ab7d8a50ccafbb4d7b5c9e83e4ff4c
SHA1

1e0d2f0564e8a8dc7237c98e3facc0e1b4b314cf
SHA256

2eb137991ea1e48556d906d1e03bfaed1df13529dd2420031e6fc92b55c076d1
SHA512

2e03c60963526576b3a75a488adb607d148888caa4a9be2177479ab762576082e5af2a7a8fd30e019c782dba36dfddc2b1a31c9f36d95bbbbc27a233a2610995
SSDEEP

24576:PAHnh+eWsN3skA4RV1Hom2KXMmHat0nexrhALk5:yh+ZkldoPK8YateEt

Score

10^/10

formbook ts59 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ts59

Decoy

hgptgz684w.top

gas39.pro

totalcow.com

76466.club

ssweatstudio.com

nr35.top

hmstr-drop.site

kjsdhklssk13.xyz

lostaino.com

athenamotel.info

9332946.com

ec-delivery-jobs-8j.bond

complaix.com

824go.com

checkout4xgrow.shop

modleavedepts.online

shoedio54.com

topallinoneaccounting.com

texhio.online

cn-brand.com

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral1/memory/3040-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/3040-16-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/3040-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2884-25-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2344 set thread context of 3040	2344	MKCC-MEC-RFQ-115-2024.exe	28
PID 3040 set thread context of 1148	3040	svchost.exe	20
PID 3040 set thread context of 1148	3040	svchost.exe	20
PID 2884 set thread context of 1148	2884	NAPSTAT.EXE	20

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
3040	svchost.exe
3040	svchost.exe
3040	svchost.exe
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2344	MKCC-MEC-RFQ-115-2024.exe
3040	svchost.exe
3040	svchost.exe
3040	svchost.exe
3040	svchost.exe
2884	NAPSTAT.EXE
2884	NAPSTAT.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3040	svchost.exe
Token: SeDebugPrivilege	2884	NAPSTAT.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2344	MKCC-MEC-RFQ-115-2024.exe
2344	MKCC-MEC-RFQ-115-2024.exe
1148	Explorer.EXE
1148	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2344	MKCC-MEC-RFQ-115-2024.exe
2344	MKCC-MEC-RFQ-115-2024.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 3040	2344	MKCC-MEC-RFQ-115-2024.exe	28
PID 2344 wrote to memory of 3040	2344	MKCC-MEC-RFQ-115-2024.exe	28
PID 2344 wrote to memory of 3040	2344	MKCC-MEC-RFQ-115-2024.exe	28
PID 2344 wrote to memory of 3040	2344	MKCC-MEC-RFQ-115-2024.exe	28
PID 2344 wrote to memory of 3040	2344	MKCC-MEC-RFQ-115-2024.exe	28
PID 1148 wrote to memory of 2884	1148	Explorer.EXE	29
PID 1148 wrote to memory of 2884	1148	Explorer.EXE	29
PID 1148 wrote to memory of 2884	1148	Explorer.EXE	29
PID 1148 wrote to memory of 2884	1148	Explorer.EXE	29
PID 2884 wrote to memory of 2752	2884	NAPSTAT.EXE	30
PID 2884 wrote to memory of 2752	2884	NAPSTAT.EXE	30
PID 2884 wrote to memory of 2752	2884	NAPSTAT.EXE	30
PID 2884 wrote to memory of 2752	2884	NAPSTAT.EXE	30

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1148
- C:\Users\Admin\AppData\Local\Temp\MKCC-MEC-RFQ-115-2024.exe
  "C:\Users\Admin\AppData\Local\Temp\MKCC-MEC-RFQ-115-2024.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2344
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\MKCC-MEC-RFQ-115-2024.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3040
- C:\Windows\SysWOW64\NAPSTAT.EXE
  "C:\Windows\SysWOW64\NAPSTAT.EXE"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2884
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    PID:2752

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1148-36-0x0000000004450000-0x00000000044FC000-memory.dmp

Filesize
688KB

Download
memory/1148-33-0x0000000004450000-0x00000000044FC000-memory.dmp

Filesize
688KB

Download
memory/1148-31-0x0000000004450000-0x00000000044FC000-memory.dmp

Filesize
688KB

Download
memory/1148-14-0x00000000003A0000-0x00000000004A0000-memory.dmp

Filesize
1024KB

Download
memory/1148-17-0x00000000050B0000-0x00000000051F1000-memory.dmp

Filesize
1.3MB

Download
memory/1148-28-0x0000000005200000-0x000000000531E000-memory.dmp

Filesize
1.1MB

Download
memory/1148-22-0x0000000005200000-0x000000000531E000-memory.dmp

Filesize
1.1MB

Download
memory/2344-10-0x0000000000120000-0x0000000000124000-memory.dmp

Filesize
16KB

Download
memory/2884-25-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2884-23-0x0000000000EE0000-0x0000000000F26000-memory.dmp

Filesize
280KB

Download
memory/2884-24-0x0000000000EE0000-0x0000000000F26000-memory.dmp

Filesize
280KB

Download
memory/3040-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3040-21-0x0000000000290000-0x00000000002A4000-memory.dmp

Filesize
80KB

Download
memory/3040-13-0x0000000000910000-0x0000000000C13000-memory.dmp

Filesize
3.0MB

Download
memory/3040-15-0x0000000000110000-0x0000000000124000-memory.dmp

Filesize
80KB

Download
memory/3040-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3040-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

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