formbook | a1faaf24f8676e7de55b25544733a19cd47901d8bfdf678fd9c9aab0d6830c28

General

Target

Confrim.exe
Size

1.1MB
MD5

d679583f6e4de9524e8d60f3cfe343eb
SHA1

f321f520befb48399c77e72ab90985f332a2e787
SHA256

a1faaf24f8676e7de55b25544733a19cd47901d8bfdf678fd9c9aab0d6830c28
SHA512

18802914832308dd714b404de7b276fe2a4cdd627c41168cd76c5a56405ff0c6e489de34e16cc3b4583592dca589547c092709d997a18578da8d733a05b14c84
SSDEEP

24576:kfFpFl4M4+rPVketaBTKwNtB1G+GFHBTHG:khABTKIiBjG

Score

10^/10

formbook he2a rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

he2a

Decoy

connectioncompass.store

zekicharge.com

dp77.shop

guninfo.guru

mamaeconomics.net

narcisme.coach

redtopassociates.com

ezezn.com

theoregondog.com

pagosmultired.online

emsculptcenterofne.com

meet-friends.online

pf326.com

wealthjigsaw.xyz

arsajib.com

kickassholdings.online

avaturre.biz

dtslogs.com

lb92.tech

pittalam.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
behavioral1/memory/936-64-0x000000000041F080-mapping.dmp	formbook
behavioral1/memory/936-63-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/936-66-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1452-74-0x0000000000100000-0x000000000012F000-memory.dmp	formbook
behavioral1/memory/1452-78-0x0000000000100000-0x000000000012F000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

880 cmd.exe

pid	process
880	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Confrim.exeConfrim.exeraserver.exe

description	pid	process	target process
PID 1088 set thread context of 936	1088	Confrim.exe	Confrim.exe
PID 936 set thread context of 1276	936	Confrim.exe	Explorer.EXE
PID 1452 set thread context of 1276	1452	raserver.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

Confrim.exeConfrim.exeraserver.exe

pid	process
1088	Confrim.exe
936	Confrim.exe
936	Confrim.exe
1452	raserver.exe
1452	raserver.exe
1452	raserver.exe
1452	raserver.exe
1452	raserver.exe
1452	raserver.exe
1452	raserver.exe
1452	raserver.exe
1452	raserver.exe
1452	raserver.exe
1452	raserver.exe
1452	raserver.exe
1452	raserver.exe
1452	raserver.exe
1452	raserver.exe
1452	raserver.exe
1452	raserver.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Confrim.exeraserver.exe

pid process

936 Confrim.exe
936 Confrim.exe
936 Confrim.exe
1452 raserver.exe
1452 raserver.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Confrim.exeConfrim.exeraserver.exe

description pid process

Token: SeDebugPrivilege 1088 Confrim.exe
Token: SeDebugPrivilege 936 Confrim.exe
Token: SeDebugPrivilege 1452 raserver.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1276 Explorer.EXE
1276 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1276 Explorer.EXE
1276 Explorer.EXE

pid	process
936	Confrim.exe
936	Confrim.exe
936	Confrim.exe
1452	raserver.exe
1452	raserver.exe

description	pid	process
Token: SeDebugPrivilege	1088	Confrim.exe
Token: SeDebugPrivilege	936	Confrim.exe
Token: SeDebugPrivilege	1452	raserver.exe

pid	process
1276	Explorer.EXE
1276	Explorer.EXE

pid	process
1276	Explorer.EXE
1276	Explorer.EXE

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

Confrim.exeExplorer.EXEraserver.exe

description	pid	process	target process
PID 1088 wrote to memory of 940	1088	Confrim.exe	Confrim.exe
PID 1088 wrote to memory of 940	1088	Confrim.exe	Confrim.exe
PID 1088 wrote to memory of 940	1088	Confrim.exe	Confrim.exe
PID 1088 wrote to memory of 940	1088	Confrim.exe	Confrim.exe
PID 1088 wrote to memory of 936	1088	Confrim.exe	Confrim.exe
PID 1088 wrote to memory of 936	1088	Confrim.exe	Confrim.exe
PID 1088 wrote to memory of 936	1088	Confrim.exe	Confrim.exe
PID 1088 wrote to memory of 936	1088	Confrim.exe	Confrim.exe
PID 1088 wrote to memory of 936	1088	Confrim.exe	Confrim.exe
PID 1088 wrote to memory of 936	1088	Confrim.exe	Confrim.exe
PID 1088 wrote to memory of 936	1088	Confrim.exe	Confrim.exe
PID 1276 wrote to memory of 1452	1276	Explorer.EXE	raserver.exe
PID 1276 wrote to memory of 1452	1276	Explorer.EXE	raserver.exe
PID 1276 wrote to memory of 1452	1276	Explorer.EXE	raserver.exe
PID 1276 wrote to memory of 1452	1276	Explorer.EXE	raserver.exe
PID 1452 wrote to memory of 880	1452	raserver.exe	cmd.exe
PID 1452 wrote to memory of 880	1452	raserver.exe	cmd.exe
PID 1452 wrote to memory of 880	1452	raserver.exe	cmd.exe
PID 1452 wrote to memory of 880	1452	raserver.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1276
- C:\Users\Admin\AppData\Local\Temp\Confrim.exe
  "C:\Users\Admin\AppData\Local\Temp\Confrim.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1088
- - C:\Users\Admin\AppData\Local\Temp\Confrim.exe
    "C:\Users\Admin\AppData\Local\Temp\Confrim.exe"
    3⤵
    PID:940
- - C:\Users\Admin\AppData\Local\Temp\Confrim.exe
    "C:\Users\Admin\AppData\Local\Temp\Confrim.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:936
- C:\Windows\SysWOW64\raserver.exe
  "C:\Windows\SysWOW64\raserver.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1452
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Confrim.exe"
    3⤵
    - Deletes itself
    PID:880

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/880-72-0x0000000000000000-mapping.dmp

Download
memory/936-66-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/936-63-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/936-68-0x00000000001A0000-0x00000000001B5000-memory.dmp

Filesize
84KB

Download
memory/936-67-0x0000000000860000-0x0000000000B63000-memory.dmp

Filesize
3.0MB

Download
memory/936-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/936-60-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/936-64-0x000000000041F080-mapping.dmp

Download
memory/1088-57-0x00000000003F0000-0x00000000003FE000-memory.dmp

Filesize
56KB

Download
memory/1088-55-0x0000000074C91000-0x0000000074C93000-memory.dmp

Filesize
8KB

Download
memory/1088-54-0x0000000001260000-0x0000000001380000-memory.dmp

Filesize
1.1MB

Download
memory/1088-58-0x0000000008030000-0x00000000080EE000-memory.dmp

Filesize
760KB

Download
memory/1088-56-0x0000000000440000-0x000000000045A000-memory.dmp

Filesize
104KB

Download
memory/1088-59-0x0000000001180000-0x0000000001204000-memory.dmp

Filesize
528KB

Download
memory/1276-69-0x0000000004790000-0x000000000486F000-memory.dmp

Filesize
892KB

Download
memory/1276-77-0x0000000004950000-0x0000000004A4D000-memory.dmp

Filesize
1012KB

Download
memory/1276-79-0x0000000004950000-0x0000000004A4D000-memory.dmp

Filesize
1012KB

Download
memory/1452-70-0x0000000000000000-mapping.dmp

Download
memory/1452-74-0x0000000000100000-0x000000000012F000-memory.dmp

Filesize
188KB

Download
memory/1452-73-0x0000000000B60000-0x0000000000B7C000-memory.dmp

Filesize
112KB

Download
memory/1452-75-0x0000000001F80000-0x0000000002283000-memory.dmp

Filesize
3.0MB

Download
memory/1452-76-0x0000000000970000-0x0000000000A04000-memory.dmp

Filesize
592KB

Download
memory/1452-78-0x0000000000100000-0x000000000012F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads