formbook | 6cb6ca24a5438e646c710e6f4f0c7f4f79d12faa9cf647e89a215083eea45417

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
28/09/2022, 19:23

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General

Target

Al Muhaidib Group KSA.Order With our Company Profile.doc.gz.exe
Size

313KB
MD5

624b5a402b803e5387ad3703512b6245
SHA1

c13ee0108903b3e3408db80e9d8b601f4831649b
SHA256

6cb6ca24a5438e646c710e6f4f0c7f4f79d12faa9cf647e89a215083eea45417
SHA512

cc7d20501feadf1599f936d8bba67973c052af9c99a617efde1b3d56b7c3b6b4be86865e924b25efbf2bb1486355bcff07c52459d7da5b202b0c701087daab8b
SSDEEP

6144:Mnfj51HnOQ7hseU+3FfVpJem0rHkMMQNI2tK+u:+5tnnN13FbEkOpK

Score

10^/10

formbook xloader r4am loader rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

r4am

Decoy

7s+N0ZPIJ9VpqrvtKksXc7XuyWQV

b10VlJxyr+gCSypTPq+ttg==

p38gcQiwILmDccYrmbc=

J/ORoE40XwuxoUBl0DCnAjg=

waVc3Ur4Ig/2N0Ju2wG1DbgtjWxhIxs=

yp97AnUvgTnkTw4b

mYElQRz+60TcJwkmpAqVnYfUymE=

aUfuNJdSXN/qNxE/cpiTmoTL/4cd

aR/gJFPYz8rH+cVCjpty

xY45ukYcf0olJqofG75t

TBq3DAxHoNxz8qesW9Ft

TTP/Dhhszw/D8kZdFg==

qHgNTp0fYKBi19z346EcuNxg

A83SygeBE+V16/U=

LOesLh1Ykw8BKSmyaV1l

y6paCH8rmVAlJQ==

vYwzUX3wKXJGnWGyaV1l

lXVE0tXBtEtmmVeyaV1l

dV80xnHwI1aoF/MR

AN1o76cpYJhWVyFS1TCnAjg=

Extracted

Family

xloader

Version

3.8

Campaign

r4am

Decoy

7s+N0ZPIJ9VpqrvtKksXc7XuyWQV

b10VlJxyr+gCSypTPq+ttg==

p38gcQiwILmDccYrmbc=

J/ORoE40XwuxoUBl0DCnAjg=

waVc3Ur4Ig/2N0Ju2wG1DbgtjWxhIxs=

yp97AnUvgTnkTw4b

mYElQRz+60TcJwkmpAqVnYfUymE=

aUfuNJdSXN/qNxE/cpiTmoTL/4cd

aR/gJFPYz8rH+cVCjpty

xY45ukYcf0olJqofG75t

TBq3DAxHoNxz8qesW9Ft

TTP/Dhhszw/D8kZdFg==

qHgNTp0fYKBi19z346EcuNxg

A83SygeBE+V16/U=

LOesLh1Ykw8BKSmyaV1l

y6paCH8rmVAlJQ==

vYwzUX3wKXJGnWGyaV1l

lXVE0tXBtEtmmVeyaV1l

dV80xnHwI1aoF/MR

AN1o76cpYJhWVyFS1TCnAjg=

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4216 set thread context of 4496	4216	Al Muhaidib Group KSA.Order With our Company Profile.doc.gz.exe	81
PID 4496 set thread context of 600	4496	cvtres.exe	48
PID 1380 set thread context of 600	1380	svchost.exe	48

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	svchost.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
4496	cvtres.exe
4496	cvtres.exe
4496	cvtres.exe
4496	cvtres.exe
4496	cvtres.exe
4496	cvtres.exe
4496	cvtres.exe
4496	cvtres.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
600	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
4496	cvtres.exe
4496	cvtres.exe
4496	cvtres.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe
1380	svchost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4496	cvtres.exe
Token: SeDebugPrivilege	1380	svchost.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4216 wrote to memory of 4496	4216	Al Muhaidib Group KSA.Order With our Company Profile.doc.gz.exe	81
PID 4216 wrote to memory of 4496	4216	Al Muhaidib Group KSA.Order With our Company Profile.doc.gz.exe	81
PID 4216 wrote to memory of 4496	4216	Al Muhaidib Group KSA.Order With our Company Profile.doc.gz.exe	81
PID 4216 wrote to memory of 4496	4216	Al Muhaidib Group KSA.Order With our Company Profile.doc.gz.exe	81
PID 4216 wrote to memory of 4496	4216	Al Muhaidib Group KSA.Order With our Company Profile.doc.gz.exe	81
PID 4216 wrote to memory of 4496	4216	Al Muhaidib Group KSA.Order With our Company Profile.doc.gz.exe	81
PID 600 wrote to memory of 1380	600	Explorer.EXE	82
PID 600 wrote to memory of 1380	600	Explorer.EXE	82
PID 600 wrote to memory of 1380	600	Explorer.EXE	82
PID 1380 wrote to memory of 4728	1380	svchost.exe	90
PID 1380 wrote to memory of 4728	1380	svchost.exe	90
PID 1380 wrote to memory of 4728	1380	svchost.exe	90

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:600
- C:\Users\Admin\AppData\Local\Temp\Al Muhaidib Group KSA.Order With our Company Profile.doc.gz.exe
  "C:\Users\Admin\AppData\Local\Temp\Al Muhaidib Group KSA.Order With our Company Profile.doc.gz.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:4216
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4496
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\SysWOW64\svchost.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1380
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:4728

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/600-141-0x0000000008EC0000-0x000000000900C000-memory.dmp

Filesize
1.3MB

Download
memory/600-151-0x0000000003450000-0x00000000035B3000-memory.dmp

Filesize
1.4MB

Download
memory/600-149-0x0000000003450000-0x00000000035B3000-memory.dmp

Filesize
1.4MB

Download
memory/1380-146-0x0000000001300000-0x000000000164A000-memory.dmp

Filesize
3.3MB

Download
memory/1380-145-0x0000000000910000-0x000000000091E000-memory.dmp

Filesize
56KB

Download
memory/1380-150-0x00000000008C0000-0x00000000008ED000-memory.dmp

Filesize
180KB

Download
memory/1380-148-0x0000000001200000-0x000000000128F000-memory.dmp

Filesize
572KB

Download
memory/1380-147-0x00000000008C0000-0x00000000008ED000-memory.dmp

Filesize
180KB

Download
memory/4216-132-0x00000000000C0000-0x000000000010E000-memory.dmp

Filesize
312KB

Download
memory/4496-140-0x00000000011D0000-0x00000000011E0000-memory.dmp

Filesize
64KB

Download
memory/4496-144-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/4496-143-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4496-137-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/4496-136-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4496-134-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4496-139-0x00000000017B0000-0x0000000001AFA000-memory.dmp

Filesize
3.3MB

Download