formbook | 3d7f6d2750179e8e650d7a689b3271955aadc23e58c2fd6d43077a313ff8707b

General

Target

Fedex Awb Details_pdf.exe
Size

575KB
MD5

7bb7c27ef2c8fa595336641682216af1
SHA1

f3005e0e792af7ee0121dea5c4eac5e9c4a14935
SHA256

3d7f6d2750179e8e650d7a689b3271955aadc23e58c2fd6d43077a313ff8707b
SHA512

306d5acc71ce7f2be174464cb7541cede89e0eb46c09e146fa88d2fa5dbd6d5b7bbb7c4bcc8fe67d609f33bab9fdb72049fcabba2dbe3b48377a95472a6acd26
SSDEEP

12288:D/vEqjqYBVySejHOr8uEc/F/4dAl88iTdjB+b55rSN6il:D0pU/3r8hch4dQiT7YZSUi

Score

10^/10

formbook b31a discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

b31a

Decoy

enjamin-paaac.buzz

mail-marketing-40950.bond

pusems28-post.cyou

hindo.top

ruck-company-be.today

asinos-deutschland.net

ewancash.boats

etdopovo.casino

rcher-saaac.buzz

871166.vip

manuel.app

g3yqo.shop

-9way.xyz

qawgytfexe.bond

iefi6834.vip

ental-health-35901.bond

idat-merkez18.top

rojectleadzone.website

lirudolph.top

migloballlc.online

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/272-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/272-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/272-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2252 set thread context of 272	2252	Fedex Awb Details_pdf.exe	29
PID 272 set thread context of 1200	272	Fedex Awb Details_pdf.exe	20
PID 272 set thread context of 1200	272	Fedex Awb Details_pdf.exe	20

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2880	2832	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 3 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	Fedex Awb Details_pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Fedex Awb Details_pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2252	Fedex Awb Details_pdf.exe
2252	Fedex Awb Details_pdf.exe
272	Fedex Awb Details_pdf.exe
272	Fedex Awb Details_pdf.exe
272	Fedex Awb Details_pdf.exe

Suspicious behavior: MapViewOfSection 4 IoCs

pid	Process
272	Fedex Awb Details_pdf.exe
272	Fedex Awb Details_pdf.exe
272	Fedex Awb Details_pdf.exe
272	Fedex Awb Details_pdf.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2252	Fedex Awb Details_pdf.exe
Token: SeDebugPrivilege	272	Fedex Awb Details_pdf.exe
Token: SeShutdownPrivilege	1200	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2252 wrote to memory of 272	2252	Fedex Awb Details_pdf.exe	29
PID 2252 wrote to memory of 272	2252	Fedex Awb Details_pdf.exe	29
PID 2252 wrote to memory of 272	2252	Fedex Awb Details_pdf.exe	29
PID 2252 wrote to memory of 272	2252	Fedex Awb Details_pdf.exe	29
PID 2252 wrote to memory of 272	2252	Fedex Awb Details_pdf.exe	29
PID 2252 wrote to memory of 272	2252	Fedex Awb Details_pdf.exe	29
PID 2252 wrote to memory of 272	2252	Fedex Awb Details_pdf.exe	29
PID 272 wrote to memory of 2832	272	Fedex Awb Details_pdf.exe	30
PID 272 wrote to memory of 2832	272	Fedex Awb Details_pdf.exe	30
PID 272 wrote to memory of 2832	272	Fedex Awb Details_pdf.exe	30
PID 272 wrote to memory of 2832	272	Fedex Awb Details_pdf.exe	30
PID 272 wrote to memory of 2832	272	Fedex Awb Details_pdf.exe	30
PID 272 wrote to memory of 2832	272	Fedex Awb Details_pdf.exe	30
PID 272 wrote to memory of 2832	272	Fedex Awb Details_pdf.exe	30
PID 2832 wrote to memory of 2880	2832	msiexec.exe	31
PID 2832 wrote to memory of 2880	2832	msiexec.exe	31
PID 2832 wrote to memory of 2880	2832	msiexec.exe	31
PID 2832 wrote to memory of 2880	2832	msiexec.exe	31

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1200
- C:\Users\Admin\AppData\Local\Temp\Fedex Awb Details_pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Fedex Awb Details_pdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2252
- - C:\Users\Admin\AppData\Local\Temp\Fedex Awb Details_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Fedex Awb Details_pdf.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:272
  - - C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\SysWOW64\msiexec.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2832
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2832 -s 272
        5⤵
        Program crash
        
        PID:2880

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/272-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/272-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/272-13-0x0000000000A00000-0x0000000000D03000-memory.dmp

Filesize
3.0MB

Download
memory/272-21-0x00000000001D0000-0x00000000001E4000-memory.dmp

Filesize
80KB

Download
memory/272-16-0x0000000000140000-0x0000000000154000-memory.dmp

Filesize
80KB

Download
memory/272-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/272-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/272-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/272-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1200-22-0x0000000004890000-0x000000000497B000-memory.dmp

Filesize
940KB

Download
memory/1200-17-0x0000000003B60000-0x0000000003D60000-memory.dmp

Filesize
2.0MB

Download
memory/1200-28-0x0000000004890000-0x000000000497B000-memory.dmp

Filesize
940KB

Download
memory/1200-23-0x0000000003960000-0x0000000003A56000-memory.dmp

Filesize
984KB

Download
memory/1200-18-0x0000000003960000-0x0000000003A56000-memory.dmp

Filesize
984KB

Download
memory/2252-4-0x00000000748CE000-0x00000000748CF000-memory.dmp

Filesize
4KB

Download
memory/2252-5-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download
memory/2252-6-0x00000000053F0000-0x0000000005466000-memory.dmp

Filesize
472KB

Download
memory/2252-3-0x00000000003A0000-0x00000000003B0000-memory.dmp

Filesize
64KB

Download
memory/2252-0-0x00000000748CE000-0x00000000748CF000-memory.dmp

Filesize
4KB

Download
memory/2252-1-0x0000000001040000-0x00000000010D6000-memory.dmp

Filesize
600KB

Download
memory/2252-2-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download
memory/2252-12-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download
memory/2832-25-0x00000000008B0000-0x00000000008C4000-memory.dmp

Filesize
80KB

Download
memory/2832-24-0x00000000008B0000-0x00000000008C4000-memory.dmp

Filesize
80KB

Download
memory/2832-27-0x00000000008B0000-0x00000000008C4000-memory.dmp

Filesize
80KB

Download

Analysis

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