formbook | 861da69934b91448a3336cb1202ede93466a5bea352da087a703823af581bc0c

General

Target

cd0f9f8e285dc698ec134a65cb519bf9.exe
Size

477KB
MD5

cd0f9f8e285dc698ec134a65cb519bf9
SHA1

8e1772b29b049782e2df7b81facca92428aaeda6
SHA256

861da69934b91448a3336cb1202ede93466a5bea352da087a703823af581bc0c
SHA512

ac55ef9b7e0c4482f1816cce77039ec43453172d12f96faaf6591114bfbbb4d68318e9f3b9c07ce44950b5a429d902e5cce49edcd4f510fa7545c6a210a4d76b
SSDEEP

6144:+JzKf/zmCja4qQmQCrcbnFuuUcTFx0T21BOcCSaa1MSSB6T1KpQcHCbh3:+JY1ja4qQ+rcbFudkuN/S/1MSSPQcHK1

Score

10^/10

formbook fr persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

3.9

Campaign

fr

Decoy

geturstuff.life

kisakollections.com

bkipmtahuna.com

aoxou.com

thebigandfreeupdates.download

utvtribe.com

icontoken.com

naturexperience.com

h2sentertainmentcafe.com

careerproresumepa.com

franchiseindia.directory

psychouniversity.com

traveng.com

mylifestylebyclem.com

greentmraelty.com

imoneg.com

lupusrebelacademy.com

ghqxc.info

lylulidbd.com

dalfreestyle.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
behavioral2/memory/4020-19-0x0000000000400000-0x000000000042A000-memory.dmp	formbook
behavioral2/memory/4020-25-0x0000000000400000-0x000000000042A000-memory.dmp	formbook
behavioral2/memory/2156-30-0x0000000000960000-0x000000000098A000-memory.dmp	formbook
behavioral2/memory/2156-36-0x0000000000960000-0x000000000098A000-memory.dmp	formbook

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Control Panel\International\Geo\Nation	cd0f9f8e285dc698ec134a65cb519bf9.exe

Executes dropped EXE 2 IoCs

pid	Process
2868	syscheck.exe
4020	syscheck.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sysmgr = "C:\\Users\\Admin\\AppData\\Local\\syscheck.exe -boot"	syscheck.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2868 set thread context of 4020	2868	syscheck.exe	113
PID 4020 set thread context of 3440	4020	syscheck.exe	57
PID 2156 set thread context of 3440	2156	cmmon32.exe	57

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
4020	syscheck.exe
4020	syscheck.exe
4020	syscheck.exe
4020	syscheck.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe
2156	cmmon32.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
4020	syscheck.exe
4020	syscheck.exe
4020	syscheck.exe
2156	cmmon32.exe
2156	cmmon32.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4700	cd0f9f8e285dc698ec134a65cb519bf9.exe
Token: SeDebugPrivilege	2868	syscheck.exe
Token: SeDebugPrivilege	4020	syscheck.exe
Token: SeDebugPrivilege	2156	cmmon32.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3440	Explorer.EXE

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 4700 wrote to memory of 4464	4700	cd0f9f8e285dc698ec134a65cb519bf9.exe	105
PID 4700 wrote to memory of 4464	4700	cd0f9f8e285dc698ec134a65cb519bf9.exe	105
PID 4700 wrote to memory of 4464	4700	cd0f9f8e285dc698ec134a65cb519bf9.exe	105
PID 4700 wrote to memory of 116	4700	cd0f9f8e285dc698ec134a65cb519bf9.exe	109
PID 4700 wrote to memory of 116	4700	cd0f9f8e285dc698ec134a65cb519bf9.exe	109
PID 4700 wrote to memory of 116	4700	cd0f9f8e285dc698ec134a65cb519bf9.exe	109
PID 116 wrote to memory of 2868	116	cmd.exe	111
PID 116 wrote to memory of 2868	116	cmd.exe	111
PID 116 wrote to memory of 2868	116	cmd.exe	111
PID 2868 wrote to memory of 4020	2868	syscheck.exe	113
PID 2868 wrote to memory of 4020	2868	syscheck.exe	113
PID 2868 wrote to memory of 4020	2868	syscheck.exe	113
PID 2868 wrote to memory of 4020	2868	syscheck.exe	113
PID 2868 wrote to memory of 4020	2868	syscheck.exe	113
PID 2868 wrote to memory of 4020	2868	syscheck.exe	113
PID 3440 wrote to memory of 2156	3440	Explorer.EXE	114
PID 3440 wrote to memory of 2156	3440	Explorer.EXE	114
PID 3440 wrote to memory of 2156	3440	Explorer.EXE	114
PID 2156 wrote to memory of 4652	2156	cmmon32.exe	115
PID 2156 wrote to memory of 4652	2156	cmmon32.exe	115
PID 2156 wrote to memory of 4652	2156	cmmon32.exe	115

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3440
- C:\Users\Admin\AppData\Local\Temp\cd0f9f8e285dc698ec134a65cb519bf9.exe
  "C:\Users\Admin\AppData\Local\Temp\cd0f9f8e285dc698ec134a65cb519bf9.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4700
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\cd0f9f8e285dc698ec134a65cb519bf9.exe" "C:\Users\Admin\AppData\Local\syscheck.exe"
    3⤵
    PID:4464
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Local\syscheck.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:116
  - - C:\Users\Admin\AppData\Local\syscheck.exe
      "C:\Users\Admin\AppData\Local\syscheck.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of SetThreadContext
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2868
    - - C:\Users\Admin\AppData\Local\syscheck.exe
        
        "C:\Users\Admin\AppData\Local\syscheck.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious behavior: EnumeratesProcesses
        Suspicious behavior: MapViewOfSection
        Suspicious use of AdjustPrivilegeToken
        
        PID:4020
- C:\Windows\SysWOW64\cmmon32.exe
  "C:\Windows\SysWOW64\cmmon32.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2156
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\syscheck.exe"
    3⤵
    PID:4652

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

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\syscheck.exe

Filesize
477KB

MD5
cd0f9f8e285dc698ec134a65cb519bf9

SHA1
8e1772b29b049782e2df7b81facca92428aaeda6

SHA256
861da69934b91448a3336cb1202ede93466a5bea352da087a703823af581bc0c

SHA512
ac55ef9b7e0c4482f1816cce77039ec43453172d12f96faaf6591114bfbbb4d68318e9f3b9c07ce44950b5a429d902e5cce49edcd4f510fa7545c6a210a4d76b

Download Submit
memory/2156-30-0x0000000000960000-0x000000000098A000-memory.dmp

Filesize
168KB

Download
memory/2156-31-0x0000000002A40000-0x0000000002D8A000-memory.dmp

Filesize
3.3MB

Download
memory/2156-28-0x0000000000AA0000-0x0000000000AAC000-memory.dmp

Filesize
48KB

Download
memory/2156-36-0x0000000000960000-0x000000000098A000-memory.dmp

Filesize
168KB

Download
memory/2156-29-0x0000000000AA0000-0x0000000000AAC000-memory.dmp

Filesize
48KB

Download
memory/2156-33-0x0000000002930000-0x00000000029C3000-memory.dmp

Filesize
588KB

Download
memory/2868-16-0x0000000005990000-0x00000000059A0000-memory.dmp

Filesize
64KB

Download
memory/2868-15-0x0000000074590000-0x0000000074D40000-memory.dmp

Filesize
7.7MB

Download
memory/2868-17-0x0000000074590000-0x0000000074D40000-memory.dmp

Filesize
7.7MB

Download
memory/2868-18-0x0000000006780000-0x000000000681C000-memory.dmp

Filesize
624KB

Download
memory/2868-22-0x0000000074590000-0x0000000074D40000-memory.dmp

Filesize
7.7MB

Download
memory/3440-42-0x00000000087A0000-0x00000000088EB000-memory.dmp

Filesize
1.3MB

Download
memory/3440-27-0x00000000083C0000-0x00000000084F2000-memory.dmp

Filesize
1.2MB

Download
memory/3440-39-0x00000000087A0000-0x00000000088EB000-memory.dmp

Filesize
1.3MB

Download
memory/3440-34-0x00000000083C0000-0x00000000084F2000-memory.dmp

Filesize
1.2MB

Download
memory/3440-38-0x00000000087A0000-0x00000000088EB000-memory.dmp

Filesize
1.3MB

Download
memory/4020-19-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4020-26-0x00000000010C0000-0x00000000010D4000-memory.dmp

Filesize
80KB

Download
memory/4020-25-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4020-23-0x0000000001200000-0x000000000154A000-memory.dmp

Filesize
3.3MB

Download
memory/4700-0-0x0000000000010000-0x000000000008E000-memory.dmp

Filesize
504KB

Download
memory/4700-11-0x0000000074590000-0x0000000074D40000-memory.dmp

Filesize
7.7MB

Download
memory/4700-9-0x0000000004D30000-0x0000000004D40000-memory.dmp

Filesize
64KB

Download
memory/4700-8-0x0000000074590000-0x0000000074D40000-memory.dmp

Filesize
7.7MB

Download
memory/4700-5-0x0000000004D30000-0x0000000004D40000-memory.dmp

Filesize
64KB

Download
memory/4700-4-0x0000000004A40000-0x0000000004A5C000-memory.dmp

Filesize
112KB

Download
memory/4700-3-0x0000000004AC0000-0x0000000004B52000-memory.dmp

Filesize
584KB

Download
memory/4700-2-0x0000000005070000-0x0000000005614000-memory.dmp

Filesize
5.6MB

Download
memory/4700-1-0x0000000074590000-0x0000000074D40000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads