formbook | bd70ea7d2a7e97435ffb39454f564f976843576e976e4f364b079580556f7171

Analysis

max time kernel
162s
max time network
179s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
13-10-2023 20:33

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General

Target

NEAS.a1fddb00947565e465e8b8a04c21eff0.exe
Size

471KB
MD5

a1fddb00947565e465e8b8a04c21eff0
SHA1

d9d76e6c80006eff3436c1a7be6c75eb352fecd4
SHA256

bd70ea7d2a7e97435ffb39454f564f976843576e976e4f364b079580556f7171
SHA512

5f3c8f03d941a3977c94670f796e481d890a7cfb25e950b558cb01b35a412791ab0fb7868e217f1645ffd7457b52deb964bf27f75b11a2507809097653edf337
SSDEEP

6144:EXFKo5bWv1LkrtuHLgdwaY01sDlclnSmw9cPy0VgfHB7XkFocR/cc/F:EXPi1LgeLgdwauxcsnf0VWB7UFNh/F

Score

10^/10

formbook bz24 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bz24

Decoy

qdjfbhto.top

bath-remodel-vanity.today

hnslrecepcao.com

plumakmno.com

lindicateurthailande.com

sparkconnectionfilms.com

metalbuildinghelp.com

ez3.xyz

mytuttor.com

ewm.lat

nailstorybynalini.com

yurybd.com

cosmosmidnightstables.com

fitnessfiends.store

xfc24.work

glfgfr.com

xuyich.com

rphfb.link

forclinks.site

toto88.run

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/2680-7-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2680-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1516-21-0x0000000000780000-0x00000000007AF000-memory.dmp	formbook
behavioral2/memory/1516-23-0x0000000000780000-0x00000000007AF000-memory.dmp	formbook

Executes dropped EXE 2 IoCs

pid	Process
4376	qcpjxgubi.exe
2680	qcpjxgubi.exe

Blocklisted process makes network request 1 IoCs

flow	pid	Process
63	1516	msiexec.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4376 set thread context of 2680	4376	qcpjxgubi.exe	87
PID 2680 set thread context of 3204	2680	qcpjxgubi.exe	48
PID 1516 set thread context of 3204	1516	msiexec.exe	48

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
2680	qcpjxgubi.exe
2680	qcpjxgubi.exe
2680	qcpjxgubi.exe
2680	qcpjxgubi.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe
1516	msiexec.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3204	Explorer.EXE

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
4376	qcpjxgubi.exe
2680	qcpjxgubi.exe
2680	qcpjxgubi.exe
2680	qcpjxgubi.exe
1516	msiexec.exe
1516	msiexec.exe

Suspicious use of AdjustPrivilegeToken 16 IoCs

description	pid	Process
Token: SeDebugPrivilege	2680	qcpjxgubi.exe
Token: SeDebugPrivilege	1516	msiexec.exe
Token: SeShutdownPrivilege	3204	Explorer.EXE
Token: SeCreatePagefilePrivilege	3204	Explorer.EXE
Token: SeShutdownPrivilege	3204	Explorer.EXE
Token: SeCreatePagefilePrivilege	3204	Explorer.EXE
Token: SeShutdownPrivilege	3204	Explorer.EXE
Token: SeCreatePagefilePrivilege	3204	Explorer.EXE
Token: SeShutdownPrivilege	3204	Explorer.EXE
Token: SeCreatePagefilePrivilege	3204	Explorer.EXE
Token: SeShutdownPrivilege	3204	Explorer.EXE
Token: SeCreatePagefilePrivilege	3204	Explorer.EXE
Token: SeShutdownPrivilege	3204	Explorer.EXE
Token: SeCreatePagefilePrivilege	3204	Explorer.EXE
Token: SeShutdownPrivilege	3204	Explorer.EXE
Token: SeCreatePagefilePrivilege	3204	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3204	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 4376	2236	NEAS.a1fddb00947565e465e8b8a04c21eff0.exe	86
PID 2236 wrote to memory of 4376	2236	NEAS.a1fddb00947565e465e8b8a04c21eff0.exe	86
PID 2236 wrote to memory of 4376	2236	NEAS.a1fddb00947565e465e8b8a04c21eff0.exe	86
PID 4376 wrote to memory of 2680	4376	qcpjxgubi.exe	87
PID 4376 wrote to memory of 2680	4376	qcpjxgubi.exe	87
PID 4376 wrote to memory of 2680	4376	qcpjxgubi.exe	87
PID 4376 wrote to memory of 2680	4376	qcpjxgubi.exe	87
PID 3204 wrote to memory of 1516	3204	Explorer.EXE	88
PID 3204 wrote to memory of 1516	3204	Explorer.EXE	88
PID 3204 wrote to memory of 1516	3204	Explorer.EXE	88
PID 1516 wrote to memory of 3768	1516	msiexec.exe	95
PID 1516 wrote to memory of 3768	1516	msiexec.exe	95
PID 1516 wrote to memory of 3768	1516	msiexec.exe	95

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3204
- C:\Users\Admin\AppData\Local\Temp\NEAS.a1fddb00947565e465e8b8a04c21eff0.exe
  "C:\Users\Admin\AppData\Local\Temp\NEAS.a1fddb00947565e465e8b8a04c21eff0.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Users\Admin\AppData\Local\Temp\qcpjxgubi.exe
    "C:\Users\Admin\AppData\Local\Temp\qcpjxgubi.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:4376
  - - C:\Users\Admin\AppData\Local\Temp\qcpjxgubi.exe
      "C:\Users\Admin\AppData\Local\Temp\qcpjxgubi.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      PID:2680
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.exe"
  2⤵
  - Blocklisted process makes network request
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1516
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\qcpjxgubi.exe"
    3⤵
    PID:3768

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\qcpjxgubi.exe

Filesize
168KB

MD5
84de47b9a19a891c0f5f85cbfca88e6e

SHA1
7b616b582ecd29f819a5fdca56195838629d1be0

SHA256
354c411051eb605ba34bbc4d26084a7b233f1e751316c3bacd97ec6efc94f0ed

SHA512
673b47db8d0a036b4e6a39de159dd3b17b2b9d391633c48ae87a0ec52949e8154c9dc6ad8c6535936d527bb645edd311bab47aa8bb1056a011fd4dc2fb011a35

Download Submit
C:\Users\Admin\AppData\Local\Temp\qcpjxgubi.exe

Filesize
168KB

MD5
84de47b9a19a891c0f5f85cbfca88e6e

SHA1
7b616b582ecd29f819a5fdca56195838629d1be0

SHA256
354c411051eb605ba34bbc4d26084a7b233f1e751316c3bacd97ec6efc94f0ed

SHA512
673b47db8d0a036b4e6a39de159dd3b17b2b9d391633c48ae87a0ec52949e8154c9dc6ad8c6535936d527bb645edd311bab47aa8bb1056a011fd4dc2fb011a35

Download Submit
C:\Users\Admin\AppData\Local\Temp\qcpjxgubi.exe

Filesize
168KB

MD5
84de47b9a19a891c0f5f85cbfca88e6e

SHA1
7b616b582ecd29f819a5fdca56195838629d1be0

SHA256
354c411051eb605ba34bbc4d26084a7b233f1e751316c3bacd97ec6efc94f0ed

SHA512
673b47db8d0a036b4e6a39de159dd3b17b2b9d391633c48ae87a0ec52949e8154c9dc6ad8c6535936d527bb645edd311bab47aa8bb1056a011fd4dc2fb011a35

Download Submit
C:\Users\Admin\AppData\Local\Temp\qfxnlwzu.sr

Filesize
205KB

MD5
4835ece395e21cf22ebd5bcaa4b2d9eb

SHA1
a9bbc4bea9994175281b603554145ed7c9c7fc7c

SHA256
97f7c49fd9bda5426a449f337bd5327dc08b14ce6dac671bc3d7f525c1d08f6a

SHA512
5816c891946f2de6b7aa478ad514aeb422434bff96eed98ae7658f1d1892dcfbd14f313f62bc2e54da3574e9d835db8e150787ebc27951b60d3f1473e0ea669e

Download Submit
memory/1516-20-0x0000000000E30000-0x0000000000E42000-memory.dmp

Filesize
72KB

Download
memory/1516-18-0x0000000000E30000-0x0000000000E42000-memory.dmp

Filesize
72KB

Download
memory/1516-62-0x00000000026E0000-0x0000000002773000-memory.dmp

Filesize
588KB

Download
memory/1516-21-0x0000000000780000-0x00000000007AF000-memory.dmp

Filesize
188KB

Download
memory/1516-22-0x0000000002840000-0x0000000002B8A000-memory.dmp

Filesize
3.3MB

Download
memory/1516-23-0x0000000000780000-0x00000000007AF000-memory.dmp

Filesize
188KB

Download
memory/1516-16-0x0000000000E30000-0x0000000000E42000-memory.dmp

Filesize
72KB

Download
memory/2680-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2680-9-0x0000000000A60000-0x0000000000DAA000-memory.dmp

Filesize
3.3MB

Download
memory/2680-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2680-12-0x00000000009F0000-0x0000000000A04000-memory.dmp

Filesize
80KB

Download
memory/3204-72-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-81-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-26-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-27-0x0000000002A90000-0x0000000002AA0000-memory.dmp

Filesize
64KB

Download
memory/3204-28-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-30-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-31-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-32-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-33-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-35-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-37-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-38-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-39-0x0000000002BD0000-0x0000000002BE0000-memory.dmp

Filesize
64KB

Download
memory/3204-40-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-41-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-42-0x0000000002BD0000-0x0000000002BE0000-memory.dmp

Filesize
64KB

Download
memory/3204-43-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-44-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-45-0x0000000002A90000-0x0000000002AA0000-memory.dmp

Filesize
64KB

Download
memory/3204-47-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-49-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-51-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-52-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-53-0x0000000002BD0000-0x0000000002BE0000-memory.dmp

Filesize
64KB

Download
memory/3204-54-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-55-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-57-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-56-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-58-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-60-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-61-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-24-0x00000000089A0000-0x0000000008AD7000-memory.dmp

Filesize
1.2MB

Download
memory/3204-63-0x0000000002CE0000-0x0000000002DAF000-memory.dmp

Filesize
828KB

Download
memory/3204-64-0x0000000002CE0000-0x0000000002DAF000-memory.dmp

Filesize
828KB

Download
memory/3204-66-0x0000000002CE0000-0x0000000002DAF000-memory.dmp

Filesize
828KB

Download
memory/3204-13-0x00000000089A0000-0x0000000008AD7000-memory.dmp

Filesize
1.2MB

Download
memory/3204-73-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-75-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-74-0x0000000002A70000-0x0000000002A80000-memory.dmp

Filesize
64KB

Download
memory/3204-76-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-79-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-78-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-77-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-25-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-83-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-84-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-85-0x0000000002BC0000-0x0000000002BD0000-memory.dmp

Filesize
64KB

Download
memory/3204-86-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-87-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-88-0x0000000002BC0000-0x0000000002BD0000-memory.dmp

Filesize
64KB

Download
memory/3204-89-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-91-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-90-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-93-0x0000000002A70000-0x0000000002A80000-memory.dmp

Filesize
64KB

Download
memory/3204-95-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-92-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-97-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-98-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-100-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-99-0x0000000002BC0000-0x0000000002BD0000-memory.dmp

Filesize
64KB

Download
memory/3204-102-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-101-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-103-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-104-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-107-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-106-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-105-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-108-0x0000000002BC0000-0x0000000002BD0000-memory.dmp

Filesize
64KB

Download
memory/3204-115-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-116-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-117-0x0000000002CD0000-0x0000000002CE0000-memory.dmp

Filesize
64KB

Download
memory/3204-118-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-119-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-120-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-121-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-122-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-124-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-127-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-126-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-128-0x0000000002CD0000-0x0000000002CE0000-memory.dmp

Filesize
64KB

Download
memory/3204-129-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-130-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-131-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-133-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-135-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3204-137-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/4376-5-0x00000000004B0000-0x00000000004B2000-memory.dmp

Filesize
8KB

Download