formbook | bdc8c2c8c2cf14b3189551124ff820c303a36139830b0ce299f2538ef9c2ff06

General

Target

New Purchase Order.exe
Size

680KB
MD5

643062ea861a7196b0df63d3e4255b49
SHA1

3f68331238a454483ec074f496da2d86b2f62b33
SHA256

bdc8c2c8c2cf14b3189551124ff820c303a36139830b0ce299f2538ef9c2ff06
SHA512

4280de1611cee42ea7f176ec518c6b444723effc4fa1cdbd640d8833935b88f8f92aa5284f76d31a237f367d7f68727f0c4ecf84409621508befacfebd6e9b15
SSDEEP

12288:ZWc/bUYIsYoln7v3T4Fv9g1SCuTaei676+7r8iJcxivpckh+0xYQ71kn/U5g:MiXrYomF9gihx6Mr8i7mkhbGa2q

Score

10^/10

formbook ee2q rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ee2q

Decoy

uspbs.top

proflidi.com

fcsawftffcoffical.buzz

rustie.link

mflol.uk

safepalercclaim.buzz

tuomamoban.com

gxkchp.live

kfpu.store

bjcxks.com

netfiix-account.info

flyonex.com

faranstechtalk.com

littlenuggetproperties.com

greatpromo.site

bricepacific.com

yourhometownappliancerepair.com

citrixsettlement.com

delivery-broccar.com

inncur.space

Signatures

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

Formbook payload 5 IoCs

rat

resource	yara_rule
behavioral1/memory/2144-66-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2144-70-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2144-74-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2164-79-0x0000000000090000-0x00000000000BF000-memory.dmp	formbook
behavioral1/memory/2164-81-0x0000000000090000-0x00000000000BF000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
2924	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1532 set thread context of 2144	1532	New Purchase Order.exe	32
PID 2144 set thread context of 1248	2144	New Purchase Order.exe	13
PID 2144 set thread context of 1248	2144	New Purchase Order.exe	13
PID 2164 set thread context of 1248	2164	cmstp.exe	13

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1532	New Purchase Order.exe
1532	New Purchase Order.exe
2144	New Purchase Order.exe
2144	New Purchase Order.exe
2144	New Purchase Order.exe
2164	cmstp.exe
2164	cmstp.exe
2164	cmstp.exe
2164	cmstp.exe
2164	cmstp.exe
2164	cmstp.exe
2164	cmstp.exe
2164	cmstp.exe
2164	cmstp.exe
2164	cmstp.exe
2164	cmstp.exe
2164	cmstp.exe
2164	cmstp.exe
2164	cmstp.exe
2164	cmstp.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1248	Explorer.EXE

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2144	New Purchase Order.exe
2144	New Purchase Order.exe
2144	New Purchase Order.exe
2144	New Purchase Order.exe
2164	cmstp.exe
2164	cmstp.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1532	New Purchase Order.exe
Token: SeDebugPrivilege	2144	New Purchase Order.exe
Token: SeDebugPrivilege	2164	cmstp.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1532 wrote to memory of 816	1532	New Purchase Order.exe	30
PID 1532 wrote to memory of 816	1532	New Purchase Order.exe	30
PID 1532 wrote to memory of 816	1532	New Purchase Order.exe	30
PID 1532 wrote to memory of 816	1532	New Purchase Order.exe	30
PID 1532 wrote to memory of 2668	1532	New Purchase Order.exe	31
PID 1532 wrote to memory of 2668	1532	New Purchase Order.exe	31
PID 1532 wrote to memory of 2668	1532	New Purchase Order.exe	31
PID 1532 wrote to memory of 2668	1532	New Purchase Order.exe	31
PID 1532 wrote to memory of 2144	1532	New Purchase Order.exe	32
PID 1532 wrote to memory of 2144	1532	New Purchase Order.exe	32
PID 1532 wrote to memory of 2144	1532	New Purchase Order.exe	32
PID 1532 wrote to memory of 2144	1532	New Purchase Order.exe	32
PID 1532 wrote to memory of 2144	1532	New Purchase Order.exe	32
PID 1532 wrote to memory of 2144	1532	New Purchase Order.exe	32
PID 1532 wrote to memory of 2144	1532	New Purchase Order.exe	32
PID 1248 wrote to memory of 2164	1248	Explorer.EXE	33
PID 1248 wrote to memory of 2164	1248	Explorer.EXE	33
PID 1248 wrote to memory of 2164	1248	Explorer.EXE	33
PID 1248 wrote to memory of 2164	1248	Explorer.EXE	33
PID 1248 wrote to memory of 2164	1248	Explorer.EXE	33
PID 1248 wrote to memory of 2164	1248	Explorer.EXE	33
PID 1248 wrote to memory of 2164	1248	Explorer.EXE	33
PID 2164 wrote to memory of 2924	2164	cmstp.exe	34
PID 2164 wrote to memory of 2924	2164	cmstp.exe	34
PID 2164 wrote to memory of 2924	2164	cmstp.exe	34
PID 2164 wrote to memory of 2924	2164	cmstp.exe	34

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1248
- C:\Users\Admin\AppData\Local\Temp\New Purchase Order.exe
  "C:\Users\Admin\AppData\Local\Temp\New Purchase Order.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1532
- - C:\Users\Admin\AppData\Local\Temp\New Purchase Order.exe
    "C:\Users\Admin\AppData\Local\Temp\New Purchase Order.exe"
    3⤵
    PID:816
- - C:\Users\Admin\AppData\Local\Temp\New Purchase Order.exe
    "C:\Users\Admin\AppData\Local\Temp\New Purchase Order.exe"
    3⤵
    PID:2668
- - C:\Users\Admin\AppData\Local\Temp\New Purchase Order.exe
    "C:\Users\Admin\AppData\Local\Temp\New Purchase Order.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2144
- C:\Windows\SysWOW64\cmstp.exe
  "C:\Windows\SysWOW64\cmstp.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2164
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\New Purchase Order.exe"
    3⤵
    - Deletes itself
    PID:2924

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1248-88-0x00000000095F0000-0x0000000009727000-memory.dmp

Filesize
1.2MB

Download
memory/1248-76-0x0000000008A70000-0x0000000008C16000-memory.dmp

Filesize
1.6MB

Download
memory/1248-82-0x0000000008A70000-0x0000000008C16000-memory.dmp

Filesize
1.6MB

Download
memory/1248-72-0x0000000008900000-0x0000000008A6A000-memory.dmp

Filesize
1.4MB

Download
memory/1248-84-0x00000000095F0000-0x0000000009727000-memory.dmp

Filesize
1.2MB

Download
memory/1248-86-0x00000000095F0000-0x0000000009727000-memory.dmp

Filesize
1.2MB

Download
memory/1532-57-0x00000000048A0000-0x00000000048E0000-memory.dmp

Filesize
256KB

Download
memory/1532-61-0x0000000005650000-0x00000000056C0000-memory.dmp

Filesize
448KB

Download
memory/1532-60-0x0000000000360000-0x000000000036A000-memory.dmp

Filesize
40KB

Download
memory/1532-59-0x00000000048A0000-0x00000000048E0000-memory.dmp

Filesize
256KB

Download
memory/1532-58-0x0000000000350000-0x0000000000360000-memory.dmp

Filesize
64KB

Download
memory/1532-56-0x0000000074620000-0x0000000074D0E000-memory.dmp

Filesize
6.9MB

Download
memory/1532-67-0x0000000074620000-0x0000000074D0E000-memory.dmp

Filesize
6.9MB

Download
memory/1532-55-0x0000000000170000-0x0000000000220000-memory.dmp

Filesize
704KB

Download
memory/1532-54-0x0000000074620000-0x0000000074D0E000-memory.dmp

Filesize
6.9MB

Download
memory/2144-70-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2144-66-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2144-74-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2144-75-0x00000000002D0000-0x00000000002E4000-memory.dmp

Filesize
80KB

Download
memory/2144-68-0x00000000009F0000-0x0000000000CF3000-memory.dmp

Filesize
3.0MB

Download
memory/2144-62-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2144-63-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2144-64-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2144-71-0x0000000000270000-0x0000000000284000-memory.dmp

Filesize
80KB

Download
memory/2164-81-0x0000000000090000-0x00000000000BF000-memory.dmp

Filesize
188KB

Download
memory/2164-80-0x0000000001F30000-0x0000000002233000-memory.dmp

Filesize
3.0MB

Download
memory/2164-83-0x0000000001DB0000-0x0000000001E43000-memory.dmp

Filesize
588KB

Download
memory/2164-79-0x0000000000090000-0x00000000000BF000-memory.dmp

Filesize
188KB

Download
memory/2164-78-0x0000000000520000-0x0000000000538000-memory.dmp

Filesize
96KB

Download
memory/2164-77-0x0000000000520000-0x0000000000538000-memory.dmp

Filesize
96KB

Download

Analysis

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