formbook | 7fa3be6313a31933b762a1eb84a4913ff764c30adebedec0d848d6ff78a9488f

General

Target

Halkbank,pdf.exe
Size

748KB
MD5

3e0ff29b04ce9b6ca93fe26eae5ea271
SHA1

c9c29504bd24e3c7ac591ec1312e32a9c5623a3f
SHA256

f79a020cedb43bbd1f4948a2566d081fed934d56f871741d2548f792e8800e7b
SHA512

3e9e18cd7addfa2b7cf8cfc4ccb5bc7da55ff2951c72456dd57b653e239cbbabc265871da0674a8f9251150b94ba045aa95f2413669dac4163f21fabeb5046f9
SSDEEP

12288:k9posleqpoUIGApUa0h3hnzEcWjPX8UBhxE1q1feA+rsnKrFEcFXL1GH/h8:kEsMzG9Zhz0rDDxQq1febr

Score

10^/10

formbook gg62 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gg62

Decoy

growfast.africa

lerema.com

38945.se

wheelfermotors.africa

giftshareforyou.online

burrismktg.com

keepgrowing.uk

efefhomeless.buzz

bryanokoh.com

fashion-clothing-40094.com

andreasunshine.com

naijahood.africa

aditrirealty.com

kinnoitodatsumou.com

cryptoqzclimax.com

hairly.biz

comeuphither4.com

integrity360.ltd

flushywhole.com

8869365.com

Signatures

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

Formbook payload 5 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3520-139-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3520-141-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3520-148-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4952-151-0x00000000001B0000-0x00000000001DF000-memory.dmp	formbook
behavioral2/memory/4952-154-0x00000000001B0000-0x00000000001DF000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

Processes:

Halkbank,pdf.exeHalkbank,pdf.exeraserver.exe

description	pid	process	target process
PID 4968 set thread context of 3520	4968	Halkbank,pdf.exe	Halkbank,pdf.exe
PID 3520 set thread context of 752	3520	Halkbank,pdf.exe	Explorer.EXE
PID 3520 set thread context of 752	3520	Halkbank,pdf.exe	Explorer.EXE
PID 4952 set thread context of 752	4952	raserver.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 44 IoCs

Processes:

Halkbank,pdf.exeHalkbank,pdf.exeraserver.exe

pid	process
4968	Halkbank,pdf.exe
4968	Halkbank,pdf.exe
3520	Halkbank,pdf.exe
3520	Halkbank,pdf.exe
3520	Halkbank,pdf.exe
3520	Halkbank,pdf.exe
3520	Halkbank,pdf.exe
3520	Halkbank,pdf.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe
4952	raserver.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

752 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

Halkbank,pdf.exeraserver.exe

pid process

3520 Halkbank,pdf.exe
3520 Halkbank,pdf.exe
3520 Halkbank,pdf.exe
3520 Halkbank,pdf.exe
4952 raserver.exe
4952 raserver.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Halkbank,pdf.exeHalkbank,pdf.exeraserver.exe

description pid process

Token: SeDebugPrivilege 4968 Halkbank,pdf.exe
Token: SeDebugPrivilege 3520 Halkbank,pdf.exe
Token: SeDebugPrivilege 4952 raserver.exe

pid	process
752	Explorer.EXE

pid	process
3520	Halkbank,pdf.exe
3520	Halkbank,pdf.exe
3520	Halkbank,pdf.exe
3520	Halkbank,pdf.exe
4952	raserver.exe
4952	raserver.exe

description	pid	process
Token: SeDebugPrivilege	4968	Halkbank,pdf.exe
Token: SeDebugPrivilege	3520	Halkbank,pdf.exe
Token: SeDebugPrivilege	4952	raserver.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

Halkbank,pdf.exeHalkbank,pdf.exeraserver.exe

description	pid	process	target process
PID 4968 wrote to memory of 3056	4968	Halkbank,pdf.exe	Halkbank,pdf.exe
PID 4968 wrote to memory of 3056	4968	Halkbank,pdf.exe	Halkbank,pdf.exe
PID 4968 wrote to memory of 3056	4968	Halkbank,pdf.exe	Halkbank,pdf.exe
PID 4968 wrote to memory of 3520	4968	Halkbank,pdf.exe	Halkbank,pdf.exe
PID 4968 wrote to memory of 3520	4968	Halkbank,pdf.exe	Halkbank,pdf.exe
PID 4968 wrote to memory of 3520	4968	Halkbank,pdf.exe	Halkbank,pdf.exe
PID 4968 wrote to memory of 3520	4968	Halkbank,pdf.exe	Halkbank,pdf.exe
PID 4968 wrote to memory of 3520	4968	Halkbank,pdf.exe	Halkbank,pdf.exe
PID 4968 wrote to memory of 3520	4968	Halkbank,pdf.exe	Halkbank,pdf.exe
PID 3520 wrote to memory of 4952	3520	Halkbank,pdf.exe	raserver.exe
PID 3520 wrote to memory of 4952	3520	Halkbank,pdf.exe	raserver.exe
PID 3520 wrote to memory of 4952	3520	Halkbank,pdf.exe	raserver.exe
PID 4952 wrote to memory of 4496	4952	raserver.exe	cmd.exe
PID 4952 wrote to memory of 4496	4952	raserver.exe	cmd.exe
PID 4952 wrote to memory of 4496	4952	raserver.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
PID:752

C:\Users\Admin\AppData\Local\Temp\Halkbank,pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Halkbank,pdf.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4968

C:\Users\Admin\AppData\Local\Temp\Halkbank,pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Halkbank,pdf.exe"
3⤵
PID:3056

C:\Users\Admin\AppData\Local\Temp\Halkbank,pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Halkbank,pdf.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3520

C:\Windows\SysWOW64\raserver.exe
"C:\Windows\SysWOW64\raserver.exe"
4⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4952

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Halkbank,pdf.exe"
5⤵
PID:4496

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/752-157-0x0000000002A40000-0x0000000002AE2000-memory.dmp

Filesize
648KB

Download
memory/752-156-0x0000000002A40000-0x0000000002AE2000-memory.dmp

Filesize
648KB

Download
memory/752-147-0x0000000002940000-0x0000000002A3A000-memory.dmp

Filesize
1000KB

Download
memory/752-144-0x0000000002650000-0x0000000002743000-memory.dmp

Filesize
972KB

Download
memory/3056-137-0x0000000000000000-mapping.dmp

Download
memory/3520-146-0x00000000012C0000-0x00000000012D4000-memory.dmp

Filesize
80KB

Download
memory/3520-148-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3520-139-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3520-141-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3520-142-0x0000000001310000-0x000000000165A000-memory.dmp

Filesize
3.3MB

Download
memory/3520-143-0x0000000000E60000-0x0000000000E74000-memory.dmp

Filesize
80KB

Download
memory/3520-138-0x0000000000000000-mapping.dmp

Download
memory/4496-152-0x0000000000000000-mapping.dmp

Download
memory/4952-149-0x0000000000000000-mapping.dmp

Download
memory/4952-151-0x00000000001B0000-0x00000000001DF000-memory.dmp

Filesize
188KB

Download
memory/4952-150-0x0000000000720000-0x000000000073F000-memory.dmp

Filesize
124KB

Download
memory/4952-153-0x00000000024B0000-0x00000000027FA000-memory.dmp

Filesize
3.3MB

Download
memory/4952-154-0x00000000001B0000-0x00000000001DF000-memory.dmp

Filesize
188KB

Download
memory/4952-155-0x00000000022B0000-0x0000000002343000-memory.dmp

Filesize
588KB

Download
memory/4968-132-0x0000000000F10000-0x0000000000FD0000-memory.dmp

Filesize
768KB

Download
memory/4968-135-0x0000000005950000-0x000000000595A000-memory.dmp

Filesize
40KB

Download
memory/4968-136-0x00000000097D0000-0x000000000986C000-memory.dmp

Filesize
624KB

Download
memory/4968-134-0x0000000005970000-0x0000000005A02000-memory.dmp

Filesize
584KB

Download
memory/4968-133-0x0000000006040000-0x00000000065E4000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads