formbook | a5a3067e6a3c4e957152655df5c68ce4db77f8308feff43c53e7535031033be5

General

Target

mQY9ka5sW6hv2Ri.exe
Size

584KB
MD5

e97620420d37596704d9f4fa70303453
SHA1

533b98b289ba07c446f8350950fdbee2ab39dcf2
SHA256

a5a3067e6a3c4e957152655df5c68ce4db77f8308feff43c53e7535031033be5
SHA512

a5ee774c492216568a9c16768cf83188cc261e1f4888cbe4aff9717bc13bccade2594ffe04bac35367213e8b3288e2671841320d529aa5f5a168e1756c6c7ed3
SSDEEP

12288:wanv6lRPM97SMRgqbFwWAEY/Z1NJQtUa2e0szSoMXGjxbFtACUYsOl7n9W1ei:5IRombqbFwWrYn7Q32e0GSUptACOOBn9

Score

10^/10

formbook dy13 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dy13

Decoy

manga-house.com

kjsdhklssk51.xyz

b0ba138.xyz

bt365033.com

ccbsinc.net

mrwine.xyz

nrxkrd527o.xyz

hoshi.social

1912ai.com

serco2020.com

byfchfyr.xyz

imuschestvostorgov.online

austinheafey.com

mrdfa.club

883106.photos

profitablefxmarkets.com

taini00.net

brye.top

ginsm.com

sportglid.com

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2524-10-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2524-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2420-21-0x00000000000D0000-0x00000000000FF000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
2636	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1976 set thread context of 2524	1976	mQY9ka5sW6hv2Ri.exe	28
PID 2524 set thread context of 1200	2524	mQY9ka5sW6hv2Ri.exe	21
PID 2420 set thread context of 1200	2420	systray.exe	21

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
2524	mQY9ka5sW6hv2Ri.exe
2524	mQY9ka5sW6hv2Ri.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe
2420	systray.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2524	mQY9ka5sW6hv2Ri.exe
2524	mQY9ka5sW6hv2Ri.exe
2524	mQY9ka5sW6hv2Ri.exe
2420	systray.exe
2420	systray.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2524	mQY9ka5sW6hv2Ri.exe
Token: SeDebugPrivilege	2420	systray.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 2524	1976	mQY9ka5sW6hv2Ri.exe	28
PID 1976 wrote to memory of 2524	1976	mQY9ka5sW6hv2Ri.exe	28
PID 1976 wrote to memory of 2524	1976	mQY9ka5sW6hv2Ri.exe	28
PID 1976 wrote to memory of 2524	1976	mQY9ka5sW6hv2Ri.exe	28
PID 1976 wrote to memory of 2524	1976	mQY9ka5sW6hv2Ri.exe	28
PID 1976 wrote to memory of 2524	1976	mQY9ka5sW6hv2Ri.exe	28
PID 1976 wrote to memory of 2524	1976	mQY9ka5sW6hv2Ri.exe	28
PID 1200 wrote to memory of 2420	1200	Explorer.EXE	29
PID 1200 wrote to memory of 2420	1200	Explorer.EXE	29
PID 1200 wrote to memory of 2420	1200	Explorer.EXE	29
PID 1200 wrote to memory of 2420	1200	Explorer.EXE	29
PID 2420 wrote to memory of 2636	2420	systray.exe	30
PID 2420 wrote to memory of 2636	2420	systray.exe	30
PID 2420 wrote to memory of 2636	2420	systray.exe	30
PID 2420 wrote to memory of 2636	2420	systray.exe	30

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1200
- C:\Users\Admin\AppData\Local\Temp\mQY9ka5sW6hv2Ri.exe
  "C:\Users\Admin\AppData\Local\Temp\mQY9ka5sW6hv2Ri.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1976
- - C:\Users\Admin\AppData\Local\Temp\mQY9ka5sW6hv2Ri.exe
    "C:\Users\Admin\AppData\Local\Temp\mQY9ka5sW6hv2Ri.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2524
- C:\Windows\SysWOW64\systray.exe
  "C:\Windows\SysWOW64\systray.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2420
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\mQY9ka5sW6hv2Ri.exe"
    3⤵
    - Deletes itself
    PID:2636

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1200-15-0x0000000002FB0000-0x00000000030B0000-memory.dmp

Filesize
1024KB

Download
memory/1200-24-0x00000000065C0000-0x00000000066AC000-memory.dmp

Filesize
944KB

Download
memory/1200-17-0x00000000065C0000-0x00000000066AC000-memory.dmp

Filesize
944KB

Download
memory/1976-11-0x0000000074010000-0x00000000746FE000-memory.dmp

Filesize
6.9MB

Download
memory/1976-3-0x0000000000250000-0x0000000000260000-memory.dmp

Filesize
64KB

Download
memory/1976-5-0x0000000004390000-0x0000000004406000-memory.dmp

Filesize
472KB

Download
memory/1976-1-0x0000000000840000-0x00000000008D6000-memory.dmp

Filesize
600KB

Download
memory/1976-4-0x0000000000590000-0x000000000059C000-memory.dmp

Filesize
48KB

Download
memory/1976-0-0x000000007401E000-0x000000007401F000-memory.dmp

Filesize
4KB

Download
memory/1976-2-0x0000000074010000-0x00000000746FE000-memory.dmp

Filesize
6.9MB

Download
memory/2420-21-0x00000000000D0000-0x00000000000FF000-memory.dmp

Filesize
188KB

Download
memory/2420-18-0x00000000008A0000-0x00000000008A5000-memory.dmp

Filesize
20KB

Download
memory/2420-20-0x00000000008A0000-0x00000000008A5000-memory.dmp

Filesize
20KB

Download
memory/2524-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2524-16-0x0000000000140000-0x0000000000155000-memory.dmp

Filesize
84KB

Download
memory/2524-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2524-12-0x0000000000A70000-0x0000000000D73000-memory.dmp

Filesize
3.0MB

Download
memory/2524-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2524-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2524-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

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