formbook | 8d337c03f89aeea3f12d185e748407801dac07b5d6fef1acb99e085b0f452ed0

General

Target

4478884ce2cf578bf0a0d2484fc8221e5ff63d7cbc73d5200bacbd6e2796e017.exe
Size

713KB
MD5

ac344a8f028ee5c95a5f56b208263051
SHA1

dac1a0a63b8846255d813e62bbd54bc1bdfbd5fa
SHA256

8d337c03f89aeea3f12d185e748407801dac07b5d6fef1acb99e085b0f452ed0
SHA512

20f3b9fe426b0e3b818f51bff6b3d9244eb05a6e513048fd8ea9c6c9fc399c6dec166f685989c183809408afbf79c4404df4c1516d1999781ce216e424e9a6c1

Score

10^/10

formbook modiloader n7ak persistence rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

n7ak

C2

http://www.kmresults.com/n7ak/

Decoy

modischoolcbse.com

theneverwinter.com

rszkjx-vps-hosting.website

fnihil.com

1pbet.com

nnowzscorrez.com

uaotgvjl.icu

starmapsqatar.com

ekisilani.com

extradeepsheets.com

jam-nins.com

buranly.com

orixentertainment.com

rawtech.energy

myol.guru

utex.club

jiapie.com

wowig.store

wweidlyyl.com

systaskautomation.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3576-115-0x0000000000000000-mapping.dmp	formbook
behavioral2/memory/3576-117-0x0000000010410000-0x000000001043E000-memory.dmp	formbook
behavioral2/memory/4052-124-0x00000000032C0000-0x00000000032EE000-memory.dmp	formbook

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

colorcpl.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1594587808-2047097707-2163810515-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	colorcpl.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\DJZLKZIXAZC = "C:\\Program Files (x86)\\internet explorer\\ieinstal.exe"	colorcpl.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

colorcpl.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1594587808-2047097707-2163810515-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	colorcpl.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

ieinstal.execolorcpl.exe

description	pid	process	target process
PID 3576 set thread context of 3020	3576	ieinstal.exe	Explorer.EXE
PID 4052 set thread context of 3020	4052	colorcpl.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

colorcpl.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1594587808-2047097707-2163810515-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	colorcpl.exe

Modifies registry class 2 IoCs

Processes:

Explorer.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 52 IoCs

Processes:

ieinstal.execolorcpl.exe

pid	process
3576	ieinstal.exe
3576	ieinstal.exe
3576	ieinstal.exe
3576	ieinstal.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe
4052	colorcpl.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3020 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

ieinstal.execolorcpl.exe

pid process

3576 ieinstal.exe
3576 ieinstal.exe
3576 ieinstal.exe
4052 colorcpl.exe
4052 colorcpl.exe
4052 colorcpl.exe
4052 colorcpl.exe

pid	process
3020	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 10 IoCs

Processes:

ieinstal.execolorcpl.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	3576	ieinstal.exe
Token: SeDebugPrivilege	4052	colorcpl.exe
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE

Suspicious use of FindShellTrayWindow 8 IoCs

Processes:

Explorer.EXE

pid process

3020 Explorer.EXE
3020 Explorer.EXE
3020 Explorer.EXE
3020 Explorer.EXE
3020 Explorer.EXE
3020 Explorer.EXE
3020 Explorer.EXE
3020 Explorer.EXE

pid	process
3020	Explorer.EXE
3020	Explorer.EXE
3020	Explorer.EXE
3020	Explorer.EXE
3020	Explorer.EXE
3020	Explorer.EXE
3020	Explorer.EXE
3020	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

4478884ce2cf578bf0a0d2484fc8221e5ff63d7cbc73d5200bacbd6e2796e017.exeExplorer.EXEcolorcpl.exe

description	pid	process	target process
PID 656 wrote to memory of 3576	656	4478884ce2cf578bf0a0d2484fc8221e5ff63d7cbc73d5200bacbd6e2796e017.exe	ieinstal.exe
PID 656 wrote to memory of 3576	656	4478884ce2cf578bf0a0d2484fc8221e5ff63d7cbc73d5200bacbd6e2796e017.exe	ieinstal.exe
PID 656 wrote to memory of 3576	656	4478884ce2cf578bf0a0d2484fc8221e5ff63d7cbc73d5200bacbd6e2796e017.exe	ieinstal.exe
PID 656 wrote to memory of 3576	656	4478884ce2cf578bf0a0d2484fc8221e5ff63d7cbc73d5200bacbd6e2796e017.exe	ieinstal.exe
PID 656 wrote to memory of 3576	656	4478884ce2cf578bf0a0d2484fc8221e5ff63d7cbc73d5200bacbd6e2796e017.exe	ieinstal.exe
PID 656 wrote to memory of 3576	656	4478884ce2cf578bf0a0d2484fc8221e5ff63d7cbc73d5200bacbd6e2796e017.exe	ieinstal.exe
PID 3020 wrote to memory of 4052	3020	Explorer.EXE	colorcpl.exe
PID 3020 wrote to memory of 4052	3020	Explorer.EXE	colorcpl.exe
PID 3020 wrote to memory of 4052	3020	Explorer.EXE	colorcpl.exe
PID 4052 wrote to memory of 2652	4052	colorcpl.exe	Firefox.exe
PID 4052 wrote to memory of 2652	4052	colorcpl.exe	Firefox.exe
PID 4052 wrote to memory of 2652	4052	colorcpl.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3020

C:\Users\Admin\AppData\Local\Temp\4478884ce2cf578bf0a0d2484fc8221e5ff63d7cbc73d5200bacbd6e2796e017.exe
"C:\Users\Admin\AppData\Local\Temp\4478884ce2cf578bf0a0d2484fc8221e5ff63d7cbc73d5200bacbd6e2796e017.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:656

C:\Program Files (x86)\internet explorer\ieinstal.exe
"C:\Program Files (x86)\internet explorer\ieinstal.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3576

C:\Windows\SysWOW64\colorcpl.exe
"C:\Windows\SysWOW64\colorcpl.exe"
2⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4052

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:2652

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\94O2R65S\94Ologim.jpeg
MD5
58be4f695789b212a13d8e6038560519

SHA1
372b2f7d7210403ec39a0814de6afcffcffe7388

SHA256
0e4301a5055f0f3194c7722c190aed4a3bf32efd7cb92535eeedd47753af232d

SHA512
fa5769d094fc5db2782df88f642983b8746d1d95a8fc39909d78bdf7ab8a804d21dc13fdb265330b1a07f17366fe4083f175512accb4172ddc49a0c9f15cc959

Download Submit
C:\Users\Admin\AppData\Roaming\94O2R65S\94Ologrf.ini
MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\94O2R65S\94Ologri.ini
MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\94O2R65S\94Ologrv.ini
MD5
bbc41c78bae6c71e63cb544a6a284d94

SHA1
33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a

SHA256
ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb

SHA512
0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4

Download Submit
memory/656-114-0x0000000000570000-0x0000000000571000-memory.dmp

Filesize
4KB

Download
memory/2652-128-0x00007FF737360000-0x00007FF7373F3000-memory.dmp

Filesize
588KB

Download
memory/2652-129-0x00000295719A0000-0x0000029571AFE000-memory.dmp

Filesize
1.4MB

Download
memory/2652-127-0x0000000000000000-mapping.dmp

Download
memory/3020-126-0x0000000004E50000-0x0000000004FE3000-memory.dmp

Filesize
1.6MB

Download
memory/3020-120-0x0000000005EC0000-0x0000000005FF1000-memory.dmp

Filesize
1.2MB

Download
memory/3576-118-0x0000000004BC0000-0x0000000004EE0000-memory.dmp

Filesize
3.1MB

Download
memory/3576-119-0x0000000004AC0000-0x0000000004AD4000-memory.dmp

Filesize
80KB

Download
memory/3576-117-0x0000000010410000-0x000000001043E000-memory.dmp

Filesize
184KB

Download
memory/3576-116-0x0000000002C50000-0x0000000002C51000-memory.dmp

Filesize
4KB

Download
memory/3576-115-0x0000000000000000-mapping.dmp

Download
memory/4052-125-0x0000000004C30000-0x0000000004CC3000-memory.dmp

Filesize
588KB

Download
memory/4052-124-0x00000000032C0000-0x00000000032EE000-memory.dmp

Filesize
184KB

Download
memory/4052-122-0x0000000000290000-0x00000000002A9000-memory.dmp

Filesize
100KB

Download
memory/4052-123-0x0000000004870000-0x0000000004B90000-memory.dmp

Filesize
3.1MB

Download
memory/4052-121-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads