formbook | 10be1621ffe8db54f1e69bf6362c525e9808d779ee278b7f7824e4a90ff83d93

General

Target

Swift TT Copy pdf.exe
Size

274KB
MD5

becff9b703669062005159bd35dc315d
SHA1

042b87bb8d7f28e363a6f3de67d37b0cd4fdd1b9
SHA256

91407535cc5852ecae7889b9f034920694c733c9e47f89d08a470e32b9d31e13
SHA512

b68c24cd100e8b9a7c3972a22b13da4b75305cc433b4a083a4762228795f257b0a769497dde755f828bd53416b0d1ba93bfd5182922ff57ff7cf16e57f5c4cb4
SSDEEP

6144:PYa6x92BX0wKPBAfBiyrTOfYJVL2hTRiZQd:PYj9S0RPYHrbVL2h/d

Score

10^/10

formbook sn26 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

sn26

Decoy

resenha10.bet

gulshan-rajput.com

xbus.tech

z813my.cfd

wlxzjlny.cfd

auntengotiempo.com

canada-reservation.com

thegiftcompany.shop

esthersilveirapropiedades.com

1wapws.top

ymjblnvo.cfd

termokimik.net

kushiro-artist-school.com

bmmboo.com

caceresconstructionservices.com

kentuckywalkabout.com

bringyourcart.com

miamiwinetour.com

bobcatsocial.site

thirdmind.network

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/588-61-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/588-64-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2868-72-0x00000000000C0000-0x00000000000EF000-memory.dmp	formbook
behavioral1/memory/2868-74-0x00000000000C0000-0x00000000000EF000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
2832	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
2912	Swift TT Copy pdf.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2912 set thread context of 588	2912	Swift TT Copy pdf.exe	28
PID 588 set thread context of 1272	588	Swift TT Copy pdf.exe	12
PID 2868 set thread context of 1272	2868	help.exe	12

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
588	Swift TT Copy pdf.exe
588	Swift TT Copy pdf.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe
2868	help.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1272	Explorer.EXE

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2912	Swift TT Copy pdf.exe
588	Swift TT Copy pdf.exe
588	Swift TT Copy pdf.exe
588	Swift TT Copy pdf.exe
2868	help.exe
2868	help.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	588	Swift TT Copy pdf.exe
Token: SeDebugPrivilege	2868	help.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1272	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2912 wrote to memory of 588	2912	Swift TT Copy pdf.exe	28
PID 2912 wrote to memory of 588	2912	Swift TT Copy pdf.exe	28
PID 2912 wrote to memory of 588	2912	Swift TT Copy pdf.exe	28
PID 2912 wrote to memory of 588	2912	Swift TT Copy pdf.exe	28
PID 2912 wrote to memory of 588	2912	Swift TT Copy pdf.exe	28
PID 1272 wrote to memory of 2868	1272	Explorer.EXE	29
PID 1272 wrote to memory of 2868	1272	Explorer.EXE	29
PID 1272 wrote to memory of 2868	1272	Explorer.EXE	29
PID 1272 wrote to memory of 2868	1272	Explorer.EXE	29
PID 2868 wrote to memory of 2832	2868	help.exe	30
PID 2868 wrote to memory of 2832	2868	help.exe	30
PID 2868 wrote to memory of 2832	2868	help.exe	30
PID 2868 wrote to memory of 2832	2868	help.exe	30

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1272
- C:\Users\Admin\AppData\Local\Temp\Swift TT Copy pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Swift TT Copy pdf.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2912
- - C:\Users\Admin\AppData\Local\Temp\Swift TT Copy pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Swift TT Copy pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:588
- C:\Windows\SysWOW64\help.exe
  "C:\Windows\SysWOW64\help.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2868
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Swift TT Copy pdf.exe"
    3⤵
    - Deletes itself
    PID:2832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsy76F6.tmp\liiee.dll

Filesize
89KB

MD5
41ddf10747e14890df75b10f8cd48a66

SHA1
3b819381b137ef0af1ff4d8cb21651756e8088fb

SHA256
38b2ce7071de654c0b50c22fd5fa18dce6add7b17631d6f0be926520f23f5e75

SHA512
b880ae952b8b104ee16475f538fdd97fddefc0015a6755b43d467b9a231c416e513f1f3c758c9e53b5c141c6bdc00f1af9d95834060a7f554587361ee24e64d6

Download Submit
\Users\Admin\AppData\Local\Temp\nsy76F6.tmp\liiee.dll

Filesize
89KB

MD5
41ddf10747e14890df75b10f8cd48a66

SHA1
3b819381b137ef0af1ff4d8cb21651756e8088fb

SHA256
38b2ce7071de654c0b50c22fd5fa18dce6add7b17631d6f0be926520f23f5e75

SHA512
b880ae952b8b104ee16475f538fdd97fddefc0015a6755b43d467b9a231c416e513f1f3c758c9e53b5c141c6bdc00f1af9d95834060a7f554587361ee24e64d6

Download Submit
memory/588-66-0x0000000000340000-0x0000000000355000-memory.dmp

Filesize
84KB

Download
memory/588-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/588-62-0x00000000008D0000-0x0000000000BD3000-memory.dmp

Filesize
3.0MB

Download
memory/588-64-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1272-78-0x0000000006E40000-0x0000000006FB3000-memory.dmp

Filesize
1.4MB

Download
memory/1272-79-0x0000000006E40000-0x0000000006FB3000-memory.dmp

Filesize
1.4MB

Download
memory/1272-87-0x000007FEF5870000-0x000007FEF59B3000-memory.dmp

Filesize
1.3MB

Download
memory/1272-85-0x000007FF72790000-0x000007FF7279A000-memory.dmp

Filesize
40KB

Download
memory/1272-84-0x000007FEF5870000-0x000007FEF59B3000-memory.dmp

Filesize
1.3MB

Download
memory/1272-81-0x0000000006E40000-0x0000000006FB3000-memory.dmp

Filesize
1.4MB

Download
memory/1272-67-0x0000000006C90000-0x0000000006E34000-memory.dmp

Filesize
1.6MB

Download
memory/1272-75-0x0000000006C90000-0x0000000006E34000-memory.dmp

Filesize
1.6MB

Download
memory/2868-77-0x0000000000530000-0x00000000005C4000-memory.dmp

Filesize
592KB

Download
memory/2868-74-0x00000000000C0000-0x00000000000EF000-memory.dmp

Filesize
188KB

Download
memory/2868-73-0x00000000008C0000-0x0000000000BC3000-memory.dmp

Filesize
3.0MB

Download
memory/2868-72-0x00000000000C0000-0x00000000000EF000-memory.dmp

Filesize
188KB

Download
memory/2868-70-0x00000000008B0000-0x00000000008B6000-memory.dmp

Filesize
24KB

Download
memory/2868-69-0x00000000008B0000-0x00000000008B6000-memory.dmp

Filesize
24KB

Download
memory/2912-60-0x0000000002B80000-0x0000000002B82000-memory.dmp

Filesize
8KB

Download

Analysis

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