formbook | 8ef8e3afba42a19e43c2cb6f591ad6ef601791db37b5626f6102e6c4d39667b7

General

Target

9fb018d34d80db3b22e721e2768f6bb5.exe
Size

615KB
MD5

9fb018d34d80db3b22e721e2768f6bb5
SHA1

bba13f32dc03ba024b55a76e92137dec699640cc
SHA256

8ef8e3afba42a19e43c2cb6f591ad6ef601791db37b5626f6102e6c4d39667b7
SHA512

7f8a28f648b48bbbabdb7c7d78329fe821a11a54b40ed921be460c9875ba02307535cb0847dcf055497978e360f754083b67bc18877c6d6f2cb6b34aa1b3c2a2
SSDEEP

12288:u7gn06G1PFB897MDygmTpOAfTCts1tsLFZT/maWYw6EnKnqcgaogPkUhlQlbnm3q:u7u074JMDygmTpO7UyLvNvXJ9PkUhlOQ

Score

10^/10

formbook dn03 execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn03

Decoy

almouranipainting.com

cataloguia.shop

zaparielectric.com

whcqsc.com

ioco.in

aduredmond.com

vavada611a.fun

humtivers.com

jewellerytml.com

mcapitalparticipacoes.com

inhlcq.shop

solanamall.xyz

moviepropgroup.com

thegenesis.ltd

cyberxdefend.com

skinbykoco.com

entermintlead.com

honestaireviews.com

wyclhj7gqfustzp.buzz

w937xb.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/2400-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2784-19-0x00000000000C0000-0x00000000000EF000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

2720 powershell.exe

pid	process
2720	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

9fb018d34d80db3b22e721e2768f6bb5.exeRegSvcs.execmmon32.exe

description	pid	process	target process
PID 308 set thread context of 2400	308	9fb018d34d80db3b22e721e2768f6bb5.exe	RegSvcs.exe
PID 2400 set thread context of 1236	2400	RegSvcs.exe	Explorer.EXE
PID 2784 set thread context of 1236	2784	cmmon32.exe	Explorer.EXE

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 30 IoCs

Processes:

RegSvcs.exepowershell.execmmon32.exe

pid	process
2400	RegSvcs.exe
2400	RegSvcs.exe
2720	powershell.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

RegSvcs.execmmon32.exe

pid process

2400 RegSvcs.exe
2400 RegSvcs.exe
2400 RegSvcs.exe
2784 cmmon32.exe
2784 cmmon32.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

RegSvcs.exepowershell.execmmon32.exe

description pid process

Token: SeDebugPrivilege 2400 RegSvcs.exe
Token: SeDebugPrivilege 2720 powershell.exe
Token: SeDebugPrivilege 2784 cmmon32.exe

description	pid	process
Token: SeDebugPrivilege	2400	RegSvcs.exe
Token: SeDebugPrivilege	2720	powershell.exe
Token: SeDebugPrivilege	2784	cmmon32.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

9fb018d34d80db3b22e721e2768f6bb5.exeExplorer.EXEcmmon32.exe

description	pid	process	target process
PID 308 wrote to memory of 2720	308	9fb018d34d80db3b22e721e2768f6bb5.exe	powershell.exe
PID 308 wrote to memory of 2720	308	9fb018d34d80db3b22e721e2768f6bb5.exe	powershell.exe
PID 308 wrote to memory of 2720	308	9fb018d34d80db3b22e721e2768f6bb5.exe	powershell.exe
PID 308 wrote to memory of 2720	308	9fb018d34d80db3b22e721e2768f6bb5.exe	powershell.exe
PID 308 wrote to memory of 2400	308	9fb018d34d80db3b22e721e2768f6bb5.exe	RegSvcs.exe
PID 308 wrote to memory of 2400	308	9fb018d34d80db3b22e721e2768f6bb5.exe	RegSvcs.exe
PID 308 wrote to memory of 2400	308	9fb018d34d80db3b22e721e2768f6bb5.exe	RegSvcs.exe
PID 308 wrote to memory of 2400	308	9fb018d34d80db3b22e721e2768f6bb5.exe	RegSvcs.exe
PID 308 wrote to memory of 2400	308	9fb018d34d80db3b22e721e2768f6bb5.exe	RegSvcs.exe
PID 308 wrote to memory of 2400	308	9fb018d34d80db3b22e721e2768f6bb5.exe	RegSvcs.exe
PID 308 wrote to memory of 2400	308	9fb018d34d80db3b22e721e2768f6bb5.exe	RegSvcs.exe
PID 308 wrote to memory of 2400	308	9fb018d34d80db3b22e721e2768f6bb5.exe	RegSvcs.exe
PID 308 wrote to memory of 2400	308	9fb018d34d80db3b22e721e2768f6bb5.exe	RegSvcs.exe
PID 308 wrote to memory of 2400	308	9fb018d34d80db3b22e721e2768f6bb5.exe	RegSvcs.exe
PID 1236 wrote to memory of 2784	1236	Explorer.EXE	cmmon32.exe
PID 1236 wrote to memory of 2784	1236	Explorer.EXE	cmmon32.exe
PID 1236 wrote to memory of 2784	1236	Explorer.EXE	cmmon32.exe
PID 1236 wrote to memory of 2784	1236	Explorer.EXE	cmmon32.exe
PID 2784 wrote to memory of 2820	2784	cmmon32.exe	cmd.exe
PID 2784 wrote to memory of 2820	2784	cmmon32.exe	cmd.exe
PID 2784 wrote to memory of 2820	2784	cmmon32.exe	cmd.exe
PID 2784 wrote to memory of 2820	2784	cmmon32.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1236

C:\Users\Admin\AppData\Local\Temp\9fb018d34d80db3b22e721e2768f6bb5.exe
"C:\Users\Admin\AppData\Local\Temp\9fb018d34d80db3b22e721e2768f6bb5.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:308

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\9fb018d34d80db3b22e721e2768f6bb5.exe"
3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2720

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2400

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:2664

C:\Windows\SysWOW64\cmmon32.exe
"C:\Windows\SysWOW64\cmmon32.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2784

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:2820

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

memory/308-13-0x0000000074B30000-0x000000007521E000-memory.dmp

Filesize
6.9MB

Download
memory/308-1-0x0000000000A20000-0x0000000000AC0000-memory.dmp

Filesize
640KB

Download
memory/308-2-0x0000000074B30000-0x000000007521E000-memory.dmp

Filesize
6.9MB

Download
memory/308-3-0x00000000043E0000-0x0000000004474000-memory.dmp

Filesize
592KB

Download
memory/308-4-0x00000000004D0000-0x00000000004EA000-memory.dmp

Filesize
104KB

Download
memory/308-5-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/308-6-0x00000000053A0000-0x0000000005416000-memory.dmp

Filesize
472KB

Download
memory/308-0-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

Filesize
4KB

Download
memory/1236-15-0x00000000031A0000-0x00000000032A0000-memory.dmp

Filesize
1024KB

Download
memory/1236-20-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/2400-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2400-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2400-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2400-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2784-18-0x0000000000250000-0x000000000025D000-memory.dmp

Filesize
52KB

Download
memory/2784-19-0x00000000000C0000-0x00000000000EF000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads