formbook | cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67

General

Target

DPPLYAD_12872 PDF.exe
Size

717KB
MD5

f2580b66b44f9b6b801cf2204cfbf15a
SHA1

a3c6185732dcfed0bf086b8ead7e5783c4625570
SHA256

cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67
SHA512

ffe68097dec7249933c7676f773ce6712bdbcd5e02e2619f933d6fc1e603d529ae82b8d35311e70abc3ca88e4b5012153165c4917ac65c93ba63fdee61af27eb
SSDEEP

12288:bVVkSZbxd8O+rqknN5kOnH2ajJUNDQZJ69HsXHTALxbotLrNIm/:fkCHyFN5fH2alQDugMXAxU

Score

10^/10

formbook he2a discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

he2a

Decoy

070001606.xyz

jesuseascriancas.online

as-eltransport.xyz

bankditalia-company.online

linkedin-stijngraat.online

sportsbetd.xyz

spanish-classes-76893.bond

infonation.pro

nxwzbze.forum

rush-pay.biz

fulfillmissions.lat

infolungcancer.xyz

aqario.xyz

omepro.solar

jackmanmueshl.shop

amcart.store

ishanaudichya.xyz

sun4rk.shop

depression-test-74287.bond

chipit.shop

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
behavioral1/memory/2948-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2948-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2948-21-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2880-29-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
2696	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3000 set thread context of 2948	3000	DPPLYAD_12872 PDF.exe	30
PID 2948 set thread context of 1268	2948	DPPLYAD_12872 PDF.exe	21
PID 2948 set thread context of 1268	2948	DPPLYAD_12872 PDF.exe	21
PID 2880 set thread context of 1268	2880	wlanext.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DPPLYAD_12872 PDF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wlanext.exe

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
2948	DPPLYAD_12872 PDF.exe
2948	DPPLYAD_12872 PDF.exe
2948	DPPLYAD_12872 PDF.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2948	DPPLYAD_12872 PDF.exe
2948	DPPLYAD_12872 PDF.exe
2948	DPPLYAD_12872 PDF.exe
2948	DPPLYAD_12872 PDF.exe
2880	wlanext.exe
2880	wlanext.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2948	DPPLYAD_12872 PDF.exe
Token: SeDebugPrivilege	2880	wlanext.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3000 wrote to memory of 2948	3000	DPPLYAD_12872 PDF.exe	30
PID 3000 wrote to memory of 2948	3000	DPPLYAD_12872 PDF.exe	30
PID 3000 wrote to memory of 2948	3000	DPPLYAD_12872 PDF.exe	30
PID 3000 wrote to memory of 2948	3000	DPPLYAD_12872 PDF.exe	30
PID 3000 wrote to memory of 2948	3000	DPPLYAD_12872 PDF.exe	30
PID 3000 wrote to memory of 2948	3000	DPPLYAD_12872 PDF.exe	30
PID 3000 wrote to memory of 2948	3000	DPPLYAD_12872 PDF.exe	30
PID 1268 wrote to memory of 2880	1268	Explorer.EXE	31
PID 1268 wrote to memory of 2880	1268	Explorer.EXE	31
PID 1268 wrote to memory of 2880	1268	Explorer.EXE	31
PID 1268 wrote to memory of 2880	1268	Explorer.EXE	31
PID 2880 wrote to memory of 2696	2880	wlanext.exe	32
PID 2880 wrote to memory of 2696	2880	wlanext.exe	32
PID 2880 wrote to memory of 2696	2880	wlanext.exe	32
PID 2880 wrote to memory of 2696	2880	wlanext.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1268
- C:\Users\Admin\AppData\Local\Temp\DPPLYAD_12872 PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\DPPLYAD_12872 PDF.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3000
- - C:\Users\Admin\AppData\Local\Temp\DPPLYAD_12872 PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\DPPLYAD_12872 PDF.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2948
- C:\Windows\SysWOW64\wlanext.exe
  "C:\Windows\SysWOW64\wlanext.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:2880
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\DPPLYAD_12872 PDF.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2696

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

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Downloads

memory/1268-23-0x0000000000180000-0x0000000000280000-memory.dmp

Filesize
1024KB

Download
memory/1268-24-0x0000000007210000-0x000000000735C000-memory.dmp

Filesize
1.3MB

Download
memory/1268-16-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/1268-30-0x0000000007210000-0x000000000735C000-memory.dmp

Filesize
1.3MB

Download
memory/1268-19-0x0000000003BE0000-0x0000000003CD2000-memory.dmp

Filesize
968KB

Download
memory/1268-25-0x0000000003BE0000-0x0000000003CD2000-memory.dmp

Filesize
968KB

Download
memory/2880-29-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2880-28-0x0000000000ED0000-0x0000000000EE6000-memory.dmp

Filesize
88KB

Download
memory/2880-26-0x0000000000ED0000-0x0000000000EE6000-memory.dmp

Filesize
88KB

Download
memory/2948-18-0x00000000001D0000-0x00000000001E4000-memory.dmp

Filesize
80KB

Download
memory/2948-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2948-14-0x0000000000A40000-0x0000000000D43000-memory.dmp

Filesize
3.0MB

Download
memory/2948-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2948-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2948-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2948-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2948-22-0x0000000000270000-0x0000000000284000-memory.dmp

Filesize
80KB

Download
memory/2948-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3000-0-0x000000007499E000-0x000000007499F000-memory.dmp

Filesize
4KB

Download
memory/3000-13-0x0000000074990000-0x000000007507E000-memory.dmp

Filesize
6.9MB

Download
memory/3000-4-0x0000000074990000-0x000000007507E000-memory.dmp

Filesize
6.9MB

Download
memory/3000-1-0x0000000000290000-0x0000000000348000-memory.dmp

Filesize
736KB

Download
memory/3000-2-0x0000000074990000-0x000000007507E000-memory.dmp

Filesize
6.9MB

Download
memory/3000-5-0x0000000004480000-0x00000000044F6000-memory.dmp

Filesize
472KB

Download
memory/3000-3-0x0000000000390000-0x00000000003A8000-memory.dmp

Filesize
96KB

Download

Analysis

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