formbook | c2a7767b9323fd3630a56a3fb09a7884bd7dfb0f7146d5caafff472205e1ebdc

General

Target

PO LS632911DX.exe
Size

823KB
MD5

27816f5bbff9bb6d4cc2e1be225a435b
SHA1

fd1f06a502d374711697015cc897fdb28e402e16
SHA256

c2a7767b9323fd3630a56a3fb09a7884bd7dfb0f7146d5caafff472205e1ebdc
SHA512

4bee32d2df168aeba05ceb9e511f84d4a7aa5d08c96047cf6ca0f3241e6d4fb8e4cf5e1cee3e6389e9ceaca400769032bd85b5f323975fdbed4963a3e5a7a217

Score

10^/10

formbook agilenet rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.survivai.com/bsdd/

Decoy

533dh.com

galerisikayet.xyz

tipsyalligator.com

crystalwellnessstudio.com

moovaap.com

lelfie.network

speedy-trips.com

prospectsolucoes.com

24x7customersservice.com

szbinsen.com

shikhardeals.com

totaldenta.com

ayksjx.com

avxrja.online

24kyule888.com

ufaw.net

spinozone.com

castvoicesmsreg.com

lajollawoodworks.com

renetyson.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
behavioral2/memory/1172-129-0x000000000041EB30-mapping.dmp	formbook
behavioral2/memory/1172-130-0x0000000000610000-0x000000000063E000-memory.dmp	formbook

Obfuscated with Agile.Net obfuscator 2 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral2/memory/3008-122-0x0000000007090000-0x00000000070B1000-memory.dmp	agile_net
behavioral2/memory/3008-125-0x0000000005890000-0x0000000005D8E000-memory.dmp	agile_net

Suspicious use of SetThreadContext 1 IoCs

Processes:

PO LS632911DX.exe

description pid process target process

PID 3008 set thread context of 1172 3008 PO LS632911DX.exe PO LS632911DX.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

580 1172 WerFault.exe PO LS632911DX.exe

description	pid	process	target process
PID 3008 set thread context of 1172	3008	PO LS632911DX.exe	PO LS632911DX.exe

pid	pid_target	process	target process
580	1172	WerFault.exe	PO LS632911DX.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

PO LS632911DX.exeWerFault.exe

pid	process
3008	PO LS632911DX.exe
3008	PO LS632911DX.exe
580	WerFault.exe
580	WerFault.exe
580	WerFault.exe
580	WerFault.exe
580	WerFault.exe
580	WerFault.exe
580	WerFault.exe
580	WerFault.exe
580	WerFault.exe
580	WerFault.exe
580	WerFault.exe
580	WerFault.exe
580	WerFault.exe
580	WerFault.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

PO LS632911DX.exeWerFault.exe

description	pid	process
Token: SeDebugPrivilege	3008	PO LS632911DX.exe
Token: SeRestorePrivilege	580	WerFault.exe
Token: SeBackupPrivilege	580	WerFault.exe
Token: SeDebugPrivilege	580	WerFault.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

PO LS632911DX.exe

description	pid	process	target process
PID 3008 wrote to memory of 1172	3008	PO LS632911DX.exe	PO LS632911DX.exe
PID 3008 wrote to memory of 1172	3008	PO LS632911DX.exe	PO LS632911DX.exe
PID 3008 wrote to memory of 1172	3008	PO LS632911DX.exe	PO LS632911DX.exe
PID 3008 wrote to memory of 1172	3008	PO LS632911DX.exe	PO LS632911DX.exe
PID 3008 wrote to memory of 1172	3008	PO LS632911DX.exe	PO LS632911DX.exe
PID 3008 wrote to memory of 1172	3008	PO LS632911DX.exe	PO LS632911DX.exe

C:\Users\Admin\AppData\Local\Temp\PO LS632911DX.exe
"C:\Users\Admin\AppData\Local\Temp\PO LS632911DX.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3008

C:\Users\Admin\AppData\Local\Temp\PO LS632911DX.exe
"C:\Users\Admin\AppData\Local\Temp\PO LS632911DX.exe"
2⤵
PID:1172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1172 -s 188
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:580

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1172-129-0x000000000041EB30-mapping.dmp

Download
memory/1172-130-0x0000000000610000-0x000000000063E000-memory.dmp

Filesize
184KB

Download
memory/3008-122-0x0000000007090000-0x00000000070B1000-memory.dmp

Filesize
132KB

Download
memory/3008-118-0x00000000059D0000-0x00000000059D1000-memory.dmp

Filesize
4KB

Download
memory/3008-119-0x0000000006290000-0x0000000006291000-memory.dmp

Filesize
4KB

Download
memory/3008-120-0x0000000005890000-0x0000000005D8E000-memory.dmp

Filesize
5.0MB

Download
memory/3008-114-0x0000000000E50000-0x0000000000E51000-memory.dmp

Filesize
4KB

Download
memory/3008-123-0x0000000007160000-0x0000000007161000-memory.dmp

Filesize
4KB

Download
memory/3008-124-0x0000000007130000-0x0000000007131000-memory.dmp

Filesize
4KB

Download
memory/3008-125-0x0000000005890000-0x0000000005D8E000-memory.dmp

Filesize
5.0MB

Download
memory/3008-126-0x00000000079E0000-0x00000000079EB000-memory.dmp

Filesize
44KB

Download
memory/3008-127-0x000000000A000000-0x000000000A001000-memory.dmp

Filesize
4KB

Download
memory/3008-117-0x0000000005930000-0x0000000005931000-memory.dmp

Filesize
4KB

Download
memory/3008-116-0x0000000005D90000-0x0000000005D91000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads