formbook | 31bca1958a79f4759d45877792d31ce6489a9b12abfd306218cab030f8f86e0b

General

Target

test.exe
Size

185KB
MD5

c4fb6a54f9d13d0b7d68c344642587d2
SHA1

5d5f8a45e56add2a6ff277f8d5fa06a29ada957a
SHA256

31bca1958a79f4759d45877792d31ce6489a9b12abfd306218cab030f8f86e0b
SHA512

7db73aa24b61d85022c23a924025acd2e2e98d03b00eada01140152ee6acd82754e0a1ed2745c11234679d1b61343e1fa854a06af3841524ab7b797ca9f271ed
SSDEEP

3072:I3k9Eu2PDPlFm3TiZHhJmoapMZRrr9d+/eqeibwnFUMGBY8:zkQTeHlaGZRX9K4XeY8

Score

10^/10

formbook ar73 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ar73

Decoy

classgorilla.com

b6817.com

1wwuwa.top

dgslimited.africa

deepwaterships.com

hkshshoptw.shop

hurricanevalleyatvjamboree.com

ckpconsulting.com

laojiangmath.com

authenticityhacking.com

family-doctor-53205.com

investinstgeorgeut.com

lithoearthsolution.africa

quickhealcareltd.co.uk

delightkgrillw.top

freezeclosettoilet.com

coo1star.com

gemgamut.com

enrichednetworksolutions.com

betterbeeclean.com

Signatures

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

Formbook payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1740-60-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook
behavioral1/memory/1740-62-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1624 cmd.exe

pid	process
1624	cmd.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

test.exemsdt.exe

description	pid	process	target process
PID 1568 set thread context of 1272	1568	test.exe	Explorer.EXE
PID 1740 set thread context of 1272	1740	msdt.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 28 IoCs

Processes:

test.exemsdt.exe

pid	process
1568	test.exe
1568	test.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe
1740	msdt.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1272 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

test.exemsdt.exe

pid process

1568 test.exe
1568 test.exe
1568 test.exe
1740 msdt.exe
1740 msdt.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

test.exemsdt.exe

description pid process

Token: SeDebugPrivilege 1568 test.exe
Token: SeDebugPrivilege 1740 msdt.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1272 Explorer.EXE
1272 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1272 Explorer.EXE
1272 Explorer.EXE

pid	process
1272	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1568	test.exe
Token: SeDebugPrivilege	1740	msdt.exe

pid	process
1272	Explorer.EXE
1272	Explorer.EXE

pid	process
1272	Explorer.EXE
1272	Explorer.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Explorer.EXEmsdt.exe

description	pid	process	target process
PID 1272 wrote to memory of 1740	1272	Explorer.EXE	msdt.exe
PID 1272 wrote to memory of 1740	1272	Explorer.EXE	msdt.exe
PID 1272 wrote to memory of 1740	1272	Explorer.EXE	msdt.exe
PID 1272 wrote to memory of 1740	1272	Explorer.EXE	msdt.exe
PID 1740 wrote to memory of 1624	1740	msdt.exe	cmd.exe
PID 1740 wrote to memory of 1624	1740	msdt.exe	cmd.exe
PID 1740 wrote to memory of 1624	1740	msdt.exe	cmd.exe
PID 1740 wrote to memory of 1624	1740	msdt.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1272

C:\Users\Admin\AppData\Local\Temp\test.exe
"C:\Users\Admin\AppData\Local\Temp\test.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1568

C:\Windows\SysWOW64\msdt.exe
"C:\Windows\SysWOW64\msdt.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1740

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\test.exe"
3⤵
- Deletes itself
PID:1624

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1272-65-0x0000000004170000-0x0000000004231000-memory.dmp

Filesize
772KB

Download
memory/1272-57-0x0000000004B40000-0x0000000004C81000-memory.dmp

Filesize
1.3MB

Download
memory/1272-68-0x0000000004170000-0x0000000004231000-memory.dmp

Filesize
772KB

Download
memory/1272-66-0x0000000004170000-0x0000000004231000-memory.dmp

Filesize
772KB

Download
memory/1272-54-0x00000000026F0000-0x00000000027F0000-memory.dmp

Filesize
1024KB

Download
memory/1568-55-0x00000000007A0000-0x0000000000AA3000-memory.dmp

Filesize
3.0MB

Download
memory/1568-56-0x0000000000170000-0x0000000000184000-memory.dmp

Filesize
80KB

Download
memory/1740-60-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1740-62-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1740-64-0x0000000002060000-0x00000000020F3000-memory.dmp

Filesize
588KB

Download
memory/1740-61-0x0000000002130000-0x0000000002433000-memory.dmp

Filesize
3.0MB

Download
memory/1740-59-0x0000000000180000-0x0000000000274000-memory.dmp

Filesize
976KB

Download
memory/1740-58-0x0000000000180000-0x0000000000274000-memory.dmp

Filesize
976KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads