formbook | fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0

General

Target

fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe
Size

1.6MB
MD5

f6e047942236cefdcd6559bca66a7b3e
SHA1

28aac545fcd0c9b11d2546110966b812d1c6d920
SHA256

fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0
SHA512

5cb5d39d739e1698772e59b3f50da44cb7279a3f7df1ac5319dedc823f62ecf14f5b0ff68c4e67fe8e1595235242f83d17c86b50e82c16b8c8e6cc40d7525eeb
SSDEEP

49152:WAodtaG9kS2U84B+FLan9k5TRM9zlCVjkvr:K/B1Jz

Score

10^/10

formbook md02 discovery persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

md02

Decoy

onsen1508.com

partymaxclubmen36.click

texasshelvingwarehouse.com

tiantiying.com

taxcredits-pr.com

33mgbet.com

equipoleiremnacional.com

andrewghita.com

zbbnp.xyz

englandbreaking.com

a1b5v.xyz

vizamag.com

h0lg3.rest

ux-design-courses-17184.bond

of84.top

qqkartel88v1.com

avalynkate.com

cpuk-finance.com

yeslabs.xyz

webuyandsellpa.com

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/2336-0-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2336-4-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2336-8-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2864-14-0x00000000000D0000-0x00000000000FF000-memory.dmp	formbook

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ZRHXKZIX08A = "C:\\Program Files (x86)\\Windows Media Player\\wmplayer.exe"	cmmon32.exe
Key created	\Registry\User\S-1-5-21-312935884-697965778-3955649944-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	cmmon32.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 876 set thread context of 2336	876	fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe	34
PID 2336 set thread context of 1160	2336	wmplayer.exe	20
PID 2336 set thread context of 1160	2336	wmplayer.exe	20
PID 2864 set thread context of 1160	2864	cmmon32.exe	20

System Location Discovery: System Language Discovery 1 TTPs 1 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	cmmon32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-312935884-697965778-3955649944-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	cmmon32.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
2336	wmplayer.exe
2336	wmplayer.exe
2336	wmplayer.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe

Suspicious behavior: MapViewOfSection 8 IoCs

pid	Process
2336	wmplayer.exe
2336	wmplayer.exe
2336	wmplayer.exe
2336	wmplayer.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe
2864	cmmon32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	876	fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe
Token: SeDebugPrivilege	2336	wmplayer.exe
Token: SeDebugPrivilege	2864	cmmon32.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 876 wrote to memory of 2104	876	fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe	32
PID 876 wrote to memory of 2104	876	fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe	32
PID 876 wrote to memory of 2104	876	fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe	32
PID 876 wrote to memory of 2104	876	fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe	32
PID 876 wrote to memory of 2104	876	fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe	32
PID 876 wrote to memory of 1988	876	fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe	33
PID 876 wrote to memory of 1988	876	fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe	33
PID 876 wrote to memory of 1988	876	fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe	33
PID 876 wrote to memory of 1988	876	fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe	33
PID 876 wrote to memory of 1988	876	fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe	33
PID 876 wrote to memory of 2336	876	fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe	34
PID 876 wrote to memory of 2336	876	fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe	34
PID 876 wrote to memory of 2336	876	fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe	34
PID 876 wrote to memory of 2336	876	fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe	34
PID 876 wrote to memory of 2336	876	fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe	34
PID 876 wrote to memory of 2336	876	fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe	34
PID 876 wrote to memory of 2336	876	fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe	34
PID 1160 wrote to memory of 2864	1160	Explorer.EXE	35
PID 1160 wrote to memory of 2864	1160	Explorer.EXE	35
PID 1160 wrote to memory of 2864	1160	Explorer.EXE	35
PID 1160 wrote to memory of 2864	1160	Explorer.EXE	35
PID 2864 wrote to memory of 2120	2864	cmmon32.exe	36
PID 2864 wrote to memory of 2120	2864	cmmon32.exe	36
PID 2864 wrote to memory of 2120	2864	cmmon32.exe	36
PID 2864 wrote to memory of 2120	2864	cmmon32.exe	36
PID 2864 wrote to memory of 2120	2864	cmmon32.exe	36

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1160
- C:\Users\Admin\AppData\Local\Temp\fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe
  "C:\Users\Admin\AppData\Local\Temp\fd828c534b0e6ce946192311dd9fadad98e82fcc91fe1f3bdbdc652ccc3fc3d0.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:876
- - C:\Windows\System32\calc.exe
    "C:\Windows\System32\calc.exe"
    3⤵
    PID:2104
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe"
    3⤵
    PID:1988
- - C:\Program Files (x86)\Windows Media Player\wmplayer.exe
    "C:\Program Files (x86)\Windows Media Player\wmplayer.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2336
- C:\Windows\SysWOW64\cmmon32.exe
  "C:\Windows\SysWOW64\cmmon32.exe"
  2⤵
  - Adds policy Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2864
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:2120

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

T1112

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

C:\Users\Admin\AppData\Roaming\2440BS16\244logim.jpeg

Filesize
66KB

MD5
5acbc2fc6a16aba9c6e2d6619dbdb73e

SHA1
4a5e59604fb3dc17f656dd71bda2c28438329f94

SHA256
dd7a11b43a90689da6db79621b2d51dcd8f669e8f0d9cb81c8530667717d004a

SHA512
8c1eaf1a9b062655228cc8ad740d54e61bb4c91c84a75f33c6753bd0734d5ff89bb4505ffba2522250c273ef9acb6373b14cb1c2effa81d359a306fc64902137

Download Submit
C:\Users\Admin\AppData\Roaming\2440BS16\244logrf.ini

Filesize
40B

MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\2440BS16\244logri.ini

Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\2440BS16\244logrv.ini

Filesize
40B

MD5
ba3b6bc807d4f76794c4b81b09bb9ba5

SHA1
24cb89501f0212ff3095ecc0aba97dd563718fb1

SHA256
6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

SHA512
ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

Download Submit
memory/1160-18-0x0000000005210000-0x0000000005343000-memory.dmp

Filesize
1.2MB

Download
memory/1160-30-0x0000000006910000-0x0000000006A20000-memory.dmp

Filesize
1.1MB

Download
memory/1160-6-0x0000000004F80000-0x00000000050E2000-memory.dmp

Filesize
1.4MB

Download
memory/1160-3-0x0000000000110000-0x0000000000210000-memory.dmp

Filesize
1024KB

Download
memory/1160-11-0x0000000005210000-0x0000000005343000-memory.dmp

Filesize
1.2MB

Download
memory/1160-25-0x0000000006910000-0x0000000006A20000-memory.dmp

Filesize
1.1MB

Download
memory/1160-23-0x0000000006910000-0x0000000006A20000-memory.dmp

Filesize
1.1MB

Download
memory/2336-4-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2336-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2336-9-0x0000000000270000-0x0000000000284000-memory.dmp

Filesize
80KB

Download
memory/2336-0-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2336-5-0x0000000000140000-0x0000000000154000-memory.dmp

Filesize
80KB

Download
memory/2336-1-0x0000000000860000-0x0000000000B63000-memory.dmp

Filesize
3.0MB

Download
memory/2864-14-0x00000000000D0000-0x00000000000FF000-memory.dmp

Filesize
188KB

Download
memory/2864-13-0x00000000006E0000-0x00000000006ED000-memory.dmp

Filesize
52KB

Download
memory/2864-12-0x00000000006E0000-0x00000000006ED000-memory.dmp

Filesize
52KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads