formbook | 72386d293874079ed88a5f8d2ba12ba0c73d9014a1cdc8c46a4798e638ff7702

General

Target

72386D293874079ED88A5F8D2BA12BA0C73D9014A1CDC8C46A4798E638FF7702.exe
Size

1.0MB
MD5

339ae69e221743fd181a78cad3fe7e60
SHA1

ea6e6b0f7c267995084d31467383ef22de89ba00
SHA256

72386d293874079ed88a5f8d2ba12ba0c73d9014a1cdc8c46a4798e638ff7702
SHA512

6a96ddfaef5d03f08be2ba1c20821201cc016d76f2a9fffec9ddaa7d285b01ae850aeb8f42c72afe997c0afe21d1fbb6c0c486a7b50b19b6316205edab91a18a
SSDEEP

24576:RAHnh+eWsN3skA4RV1Hom2KXMmHatecJSNefwmnfGLGKRZjb35:oh+ZkldoPK8Yate6SIfBffojd

Score

10^/10

formbook as02 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

as02

Decoy

qwin777.com

robinhoods.live

h3jh-dal.pics

braindeadcopywriting.com

kktcbet1000.com

mpo0463.cfd

raboteshoes.com

ab1718.com

lowcrusiers.com

gregcopelandmusic.com

dkfndch.store

firstclassuni.com

00ewu1ub.com

shunweichemical.com

sugarits.com

marqify.com

mistmajik.com

trezip.online

tinytables.xyz

suestergocoaching.com

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2400-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2400-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2216-21-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2488 set thread context of 2400	2488	72386D293874079ED88A5F8D2BA12BA0C73D9014A1CDC8C46A4798E638FF7702.exe	31
PID 2400 set thread context of 1216	2400	svchost.exe	21
PID 2216 set thread context of 1216	2216	colorcpl.exe	21

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	72386D293874079ED88A5F8D2BA12BA0C73D9014A1CDC8C46A4798E638FF7702.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	colorcpl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2400	svchost.exe
2400	svchost.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe
2216	colorcpl.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2488	72386D293874079ED88A5F8D2BA12BA0C73D9014A1CDC8C46A4798E638FF7702.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2216	colorcpl.exe
2216	colorcpl.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2400	svchost.exe
Token: SeDebugPrivilege	2216	colorcpl.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2488	72386D293874079ED88A5F8D2BA12BA0C73D9014A1CDC8C46A4798E638FF7702.exe
2488	72386D293874079ED88A5F8D2BA12BA0C73D9014A1CDC8C46A4798E638FF7702.exe
1216	Explorer.EXE
1216	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2488	72386D293874079ED88A5F8D2BA12BA0C73D9014A1CDC8C46A4798E638FF7702.exe
2488	72386D293874079ED88A5F8D2BA12BA0C73D9014A1CDC8C46A4798E638FF7702.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2488 wrote to memory of 2400	2488	72386D293874079ED88A5F8D2BA12BA0C73D9014A1CDC8C46A4798E638FF7702.exe	31
PID 2488 wrote to memory of 2400	2488	72386D293874079ED88A5F8D2BA12BA0C73D9014A1CDC8C46A4798E638FF7702.exe	31
PID 2488 wrote to memory of 2400	2488	72386D293874079ED88A5F8D2BA12BA0C73D9014A1CDC8C46A4798E638FF7702.exe	31
PID 2488 wrote to memory of 2400	2488	72386D293874079ED88A5F8D2BA12BA0C73D9014A1CDC8C46A4798E638FF7702.exe	31
PID 2488 wrote to memory of 2400	2488	72386D293874079ED88A5F8D2BA12BA0C73D9014A1CDC8C46A4798E638FF7702.exe	31
PID 1216 wrote to memory of 2216	1216	Explorer.EXE	32
PID 1216 wrote to memory of 2216	1216	Explorer.EXE	32
PID 1216 wrote to memory of 2216	1216	Explorer.EXE	32
PID 1216 wrote to memory of 2216	1216	Explorer.EXE	32
PID 2216 wrote to memory of 2676	2216	colorcpl.exe	33
PID 2216 wrote to memory of 2676	2216	colorcpl.exe	33
PID 2216 wrote to memory of 2676	2216	colorcpl.exe	33
PID 2216 wrote to memory of 2676	2216	colorcpl.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1216
- C:\Users\Admin\AppData\Local\Temp\72386D293874079ED88A5F8D2BA12BA0C73D9014A1CDC8C46A4798E638FF7702.exe
  "C:\Users\Admin\AppData\Local\Temp\72386D293874079ED88A5F8D2BA12BA0C73D9014A1CDC8C46A4798E638FF7702.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2488
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\72386D293874079ED88A5F8D2BA12BA0C73D9014A1CDC8C46A4798E638FF7702.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2400
- C:\Windows\SysWOW64\colorcpl.exe
  "C:\Windows\SysWOW64\colorcpl.exe"
  2⤵
  - 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:2216
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2676

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

Loading Replay Monitor...

Downloads

memory/1216-22-0x00000000065F0000-0x0000000006744000-memory.dmp

Filesize
1.3MB

Download
memory/1216-31-0x0000000004DB0000-0x0000000004EA3000-memory.dmp

Filesize
972KB

Download
memory/1216-29-0x0000000004DB0000-0x0000000004EA3000-memory.dmp

Filesize
972KB

Download
memory/1216-28-0x0000000004DB0000-0x0000000004EA3000-memory.dmp

Filesize
972KB

Download
memory/1216-23-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/1216-17-0x00000000065F0000-0x0000000006744000-memory.dmp

Filesize
1.3MB

Download
memory/2216-18-0x0000000000240000-0x0000000000258000-memory.dmp

Filesize
96KB

Download
memory/2216-20-0x0000000000240000-0x0000000000258000-memory.dmp

Filesize
96KB

Download
memory/2216-21-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2400-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2400-15-0x0000000000190000-0x00000000001A5000-memory.dmp

Filesize
84KB

Download
memory/2400-12-0x0000000000A70000-0x0000000000D73000-memory.dmp

Filesize
3.0MB

Download
memory/2400-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2488-10-0x00000000007C0000-0x00000000007C4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing