formbook | cf9565db0c7e242dafc592fd88893bf46a3201a17372675fef4cfcbd558d1c5b

General

Target

Order 00991.exe
Size

501KB
MD5

cbea4cf442e07bb6aa122f1b8eddef4d
SHA1

d741e5ed6ea3c6d0fb068423a9637e5efa384142
SHA256

cf9565db0c7e242dafc592fd88893bf46a3201a17372675fef4cfcbd558d1c5b
SHA512

90258c71eb5cc4379c7438f31136d0a2af5e44ad7fbb88c08df1de7cb6d3f954711bad0a18cbb144bd5d70ae7827c25888ce240f54af93d9ff049e725d253248

Score

10^/10

formbook dn7r rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn7r

C2

http://www.yourherogarden.net/dn7r/

Decoy

eventphotographerdfw.com

thehalalcoinstaking.com

philipfaziofineart.com

intercoh.com

gaiaseyephotography.com

chatbotforrealestate.com

lovelancemg.com

marlieskasberger.com

elcongoenespanol.info

lepirecredit.com

distribution-concept.com

e99game.com

exit11festival.com

twodollartoothbrushclub.com

cocktailsandlawn.com

performimprove.network

24horas-telefono-11840.com

cosmossify.com

kellenleote.com

perovskite.energy

Signatures

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

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3672-116-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3672-117-0x000000000041F200-mapping.dmp	formbook
behavioral2/memory/1164-125-0x00000000004A0000-0x00000000004CF000-memory.dmp	formbook

Loads dropped DLL 1 IoCs

Processes:

Order 00991.exe

pid process

1836 Order 00991.exe

pid	process
1836	Order 00991.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Order 00991.exeOrder 00991.execmmon32.exe

description	pid	process	target process
PID 1836 set thread context of 3672	1836	Order 00991.exe	Order 00991.exe
PID 3672 set thread context of 3028	3672	Order 00991.exe	Explorer.EXE
PID 1164 set thread context of 3028	1164	cmmon32.exe	Explorer.EXE

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 60 IoCs

Processes:

Order 00991.execmmon32.exe

pid	process
3672	Order 00991.exe
3672	Order 00991.exe
3672	Order 00991.exe
3672	Order 00991.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe
1164	cmmon32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3028 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Order 00991.execmmon32.exe

pid process

3672 Order 00991.exe
3672 Order 00991.exe
3672 Order 00991.exe
1164 cmmon32.exe
1164 cmmon32.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Order 00991.execmmon32.exe

description pid process

Token: SeDebugPrivilege 3672 Order 00991.exe
Token: SeDebugPrivilege 1164 cmmon32.exe

pid	process
3028	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	3672	Order 00991.exe
Token: SeDebugPrivilege	1164	cmmon32.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Order 00991.exeExplorer.EXEcmmon32.exe

description	pid	process	target process
PID 1836 wrote to memory of 3672	1836	Order 00991.exe	Order 00991.exe
PID 1836 wrote to memory of 3672	1836	Order 00991.exe	Order 00991.exe
PID 1836 wrote to memory of 3672	1836	Order 00991.exe	Order 00991.exe
PID 1836 wrote to memory of 3672	1836	Order 00991.exe	Order 00991.exe
PID 1836 wrote to memory of 3672	1836	Order 00991.exe	Order 00991.exe
PID 1836 wrote to memory of 3672	1836	Order 00991.exe	Order 00991.exe
PID 3028 wrote to memory of 1164	3028	Explorer.EXE	cmmon32.exe
PID 3028 wrote to memory of 1164	3028	Explorer.EXE	cmmon32.exe
PID 3028 wrote to memory of 1164	3028	Explorer.EXE	cmmon32.exe
PID 1164 wrote to memory of 1136	1164	cmmon32.exe	cmd.exe
PID 1164 wrote to memory of 1136	1164	cmmon32.exe	cmd.exe
PID 1164 wrote to memory of 1136	1164	cmmon32.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3028

C:\Users\Admin\AppData\Local\Temp\Order 00991.exe
"C:\Users\Admin\AppData\Local\Temp\Order 00991.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1836

C:\Users\Admin\AppData\Local\Temp\Order 00991.exe
"C:\Users\Admin\AppData\Local\Temp\Order 00991.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3672

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:1164

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Order 00991.exe"
3⤵
PID:1136

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\nsaC3CF.tmp\yfvmdnif.dll
MD5
c6f46b711b17ddbcb63a52552f1545fd

SHA1
7f0cf73617829660b06ead76dc37db322f48a565

SHA256
fd1e3db80099afb4fad792e226d1055b350ee96286633a356926b7ac180932b0

SHA512
25862ccaab810ba1ac3c58b12aa8c114d25436f3f5273c4c59621044b398aa98f4d40569e5232aeaf1ef41c4e396ad172faa71de92aae8d196ad947666cc94f7

Download Submit
memory/1136-123-0x0000000000000000-mapping.dmp

Download
memory/1164-125-0x00000000004A0000-0x00000000004CF000-memory.dmp

Filesize
188KB

Download
memory/1164-122-0x0000000000000000-mapping.dmp

Download
memory/1164-124-0x0000000001280000-0x000000000128C000-memory.dmp

Filesize
48KB

Download
memory/1164-126-0x0000000000F00000-0x0000000001220000-memory.dmp

Filesize
3.1MB

Download
memory/1164-127-0x0000000000E00000-0x0000000000E94000-memory.dmp

Filesize
592KB

Download
memory/3028-121-0x0000000006100000-0x0000000006240000-memory.dmp

Filesize
1.2MB

Download
memory/3028-128-0x0000000002690000-0x0000000002739000-memory.dmp

Filesize
676KB

Download
memory/3672-118-0x00000000009A0000-0x0000000000CC0000-memory.dmp

Filesize
3.1MB

Download
memory/3672-120-0x00000000008E0000-0x00000000008F5000-memory.dmp

Filesize
84KB

Download
memory/3672-117-0x000000000041F200-mapping.dmp

Download
memory/3672-116-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads