formbook | cc137e83cd1540c8025151f56b4f667de6c89e605f242ec77a709ca7672daf78

General

Target

z6003423242462235.exe
Size

816KB
MD5

c6015609a495ef992ae14cba63703d8a
SHA1

fed8f6cfcd69ef0498afbcf443852b74a97f6b98
SHA256

cc137e83cd1540c8025151f56b4f667de6c89e605f242ec77a709ca7672daf78
SHA512

efe736bd39a26262ad91d2b977596d325ec88b01034c577cdfdeece6dbed542dcadc1c6fec522e71d2b85b0f017243669328175787eba2ca819fb365750232ac
SSDEEP

12288:AkqyglaEq3vgPIzZpurCqayn2zetLP+L2/WXwCuiglvLFB7u/GFI3dSq0j:AkCAYIzZpurCqaZ8/EwC/gFJgdS/j

Score

10^/10

formbook modiloader xloader uj3c loader persistence rat spyware stealer trojan

Malware Config

Extracted

Family

xloader

Version

2.6

Campaign

uj3c

Decoy

copimetro.com

choonchain.com

luxxwireless.com

fashionweekofcincinnati.com

campingshare.net

suncochina.com

kidsfundoor.com

testingnyc.co

lovesoe.com

vehiclesbeenrecord.com

socialpearmarketing.com

maxproductdji.com

getallarticle.online

forummind.com

arenamarenostrum.com

trisuaka.xyz

designgamagazine.com

chateaulehotel.com

huangse5.com

esginvestment.tech

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
Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader

ModiLoader Second Stage 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2028-134-0x00000000023A0000-0x00000000023CC000-memory.dmp	modiloader_stage2

Xloader payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/2028-148-0x0000000010410000-0x000000001043B000-memory.dmp	xloader
behavioral2/memory/4900-158-0x0000000010410000-0x000000001043B000-memory.dmp	xloader
behavioral2/memory/2420-159-0x0000000000390000-0x00000000003BB000-memory.dmp	xloader
behavioral2/memory/2420-179-0x0000000000390000-0x00000000003BB000-memory.dmp	xloader

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

cmmon32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\GRQPZFIXG8 = "C:\\Program Files (x86)\\Ls6qlhjr8\\helpelh8ftbp.exe"	cmmon32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	cmmon32.exe

Executes dropped EXE 1 IoCs

Processes:

helpelh8ftbp.exe

pid process

4440 helpelh8ftbp.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

pid	process
4440	helpelh8ftbp.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

z6003423242462235.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Paccsoef = "C:\\Users\\Public\\Libraries\\feosccaP.url"	z6003423242462235.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

colorcpl.execmmon32.exe

description	pid	process	target process
PID 4900 set thread context of 2512	4900	colorcpl.exe	Explorer.EXE
PID 2420 set thread context of 2512	2420	cmmon32.exe	Explorer.EXE

Drops file in Program Files directory 4 IoCs

Processes:

cmmon32.exeExplorer.EXE

description	ioc	process
File opened for modification	C:\Program Files (x86)\Ls6qlhjr8\helpelh8ftbp.exe	cmmon32.exe
File opened for modification	C:\Program Files (x86)\Ls6qlhjr8	Explorer.EXE
File created	C:\Program Files (x86)\Ls6qlhjr8\helpelh8ftbp.exe	Explorer.EXE
File opened for modification	C:\Program Files (x86)\Ls6qlhjr8\helpelh8ftbp.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

cmmon32.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	cmmon32.exe

Suspicious behavior: EnumeratesProcesses 56 IoCs

Processes:

z6003423242462235.execolorcpl.execmmon32.exe

pid	process
2028	z6003423242462235.exe
2028	z6003423242462235.exe
2028	z6003423242462235.exe
2028	z6003423242462235.exe
4900	colorcpl.exe
4900	colorcpl.exe
4900	colorcpl.exe
4900	colorcpl.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2512 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

colorcpl.execmmon32.exe

pid process

4900 colorcpl.exe
4900 colorcpl.exe
4900 colorcpl.exe
2420 cmmon32.exe
2420 cmmon32.exe
2420 cmmon32.exe
2420 cmmon32.exe

pid	process
2512	Explorer.EXE

pid	process
4900	colorcpl.exe
4900	colorcpl.exe
4900	colorcpl.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe
2420	cmmon32.exe

Suspicious use of AdjustPrivilegeToken 20 IoCs

Processes:

colorcpl.exeExplorer.EXEcmmon32.exe

description	pid	process
Token: SeDebugPrivilege	4900	colorcpl.exe
Token: SeShutdownPrivilege	2512	Explorer.EXE
Token: SeCreatePagefilePrivilege	2512	Explorer.EXE
Token: SeShutdownPrivilege	2512	Explorer.EXE
Token: SeCreatePagefilePrivilege	2512	Explorer.EXE
Token: SeDebugPrivilege	2420	cmmon32.exe
Token: SeShutdownPrivilege	2512	Explorer.EXE
Token: SeCreatePagefilePrivilege	2512	Explorer.EXE
Token: SeShutdownPrivilege	2512	Explorer.EXE
Token: SeCreatePagefilePrivilege	2512	Explorer.EXE
Token: SeShutdownPrivilege	2512	Explorer.EXE
Token: SeCreatePagefilePrivilege	2512	Explorer.EXE
Token: SeShutdownPrivilege	2512	Explorer.EXE
Token: SeCreatePagefilePrivilege	2512	Explorer.EXE
Token: SeShutdownPrivilege	2512	Explorer.EXE
Token: SeCreatePagefilePrivilege	2512	Explorer.EXE
Token: SeShutdownPrivilege	2512	Explorer.EXE
Token: SeCreatePagefilePrivilege	2512	Explorer.EXE
Token: SeShutdownPrivilege	2512	Explorer.EXE
Token: SeCreatePagefilePrivilege	2512	Explorer.EXE

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

z6003423242462235.exeExplorer.EXEcmmon32.exe

description	pid	process	target process
PID 2028 wrote to memory of 4900	2028	z6003423242462235.exe	colorcpl.exe
PID 2028 wrote to memory of 4900	2028	z6003423242462235.exe	colorcpl.exe
PID 2028 wrote to memory of 4900	2028	z6003423242462235.exe	colorcpl.exe
PID 2028 wrote to memory of 4900	2028	z6003423242462235.exe	colorcpl.exe
PID 2028 wrote to memory of 4900	2028	z6003423242462235.exe	colorcpl.exe
PID 2028 wrote to memory of 4900	2028	z6003423242462235.exe	colorcpl.exe
PID 2512 wrote to memory of 2420	2512	Explorer.EXE	cmmon32.exe
PID 2512 wrote to memory of 2420	2512	Explorer.EXE	cmmon32.exe
PID 2512 wrote to memory of 2420	2512	Explorer.EXE	cmmon32.exe
PID 2420 wrote to memory of 4304	2420	cmmon32.exe	cmd.exe
PID 2420 wrote to memory of 4304	2420	cmmon32.exe	cmd.exe
PID 2420 wrote to memory of 4304	2420	cmmon32.exe	cmd.exe
PID 2420 wrote to memory of 1140	2420	cmmon32.exe	cmd.exe
PID 2420 wrote to memory of 1140	2420	cmmon32.exe	cmd.exe
PID 2420 wrote to memory of 1140	2420	cmmon32.exe	cmd.exe
PID 2420 wrote to memory of 2168	2420	cmmon32.exe	cmd.exe
PID 2420 wrote to memory of 2168	2420	cmmon32.exe	cmd.exe
PID 2420 wrote to memory of 2168	2420	cmmon32.exe	cmd.exe
PID 2420 wrote to memory of 4240	2420	cmmon32.exe	Firefox.exe
PID 2420 wrote to memory of 4240	2420	cmmon32.exe	Firefox.exe
PID 2420 wrote to memory of 4240	2420	cmmon32.exe	Firefox.exe
PID 2512 wrote to memory of 4440	2512	Explorer.EXE	helpelh8ftbp.exe
PID 2512 wrote to memory of 4440	2512	Explorer.EXE	helpelh8ftbp.exe
PID 2512 wrote to memory of 4440	2512	Explorer.EXE	helpelh8ftbp.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Drops file in Program Files directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2512

C:\Users\Admin\AppData\Local\Temp\z6003423242462235.exe
"C:\Users\Admin\AppData\Local\Temp\z6003423242462235.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2028

C:\Windows\SysWOW64\colorcpl.exe
C:\Windows\System32\colorcpl.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4900

C:\Windows\SysWOW64\cmmon32.exe
"C:\Windows\SysWOW64\cmmon32.exe"
2⤵
- Adds policy Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2420

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\colorcpl.exe"
3⤵
PID:4304

C:\Windows\SysWOW64\cmd.exe
/c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
3⤵
PID:1140

C:\Windows\SysWOW64\cmd.exe
/c copy "C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
3⤵
PID:2168

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:4240

C:\Program Files (x86)\Ls6qlhjr8\helpelh8ftbp.exe
"C:\Program Files (x86)\Ls6qlhjr8\helpelh8ftbp.exe"
2⤵
- Executes dropped EXE
PID:4440

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

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Ls6qlhjr8\helpelh8ftbp.exe
Filesize
84KB

MD5
db71e132ebf1feb6e93e8a2a0f0c903d

SHA1
7e9b267faee4593df44e41b0a5fb900de62060fb

SHA256
2e5e0b8fe1c6a6314145e404c46acc4ff227ad63d0f2765d5458d0c4cb80c110

SHA512
9f3b00a452b5d528ac27ec0d100a938753a70a300e7eadc40a3e4456c6223fd8d61393d3ee6995f2d6d0adec4ae48296b4c04abb89a28fecf82dec5b0975583e

Download Submit
C:\Program Files (x86)\Ls6qlhjr8\helpelh8ftbp.exe
Filesize
84KB

MD5
db71e132ebf1feb6e93e8a2a0f0c903d

SHA1
7e9b267faee4593df44e41b0a5fb900de62060fb

SHA256
2e5e0b8fe1c6a6314145e404c46acc4ff227ad63d0f2765d5458d0c4cb80c110

SHA512
9f3b00a452b5d528ac27ec0d100a938753a70a300e7eadc40a3e4456c6223fd8d61393d3ee6995f2d6d0adec4ae48296b4c04abb89a28fecf82dec5b0975583e

Download Submit
C:\Users\Admin\AppData\Local\Temp\DB1
Filesize
46KB

MD5
02d2c46697e3714e49f46b680b9a6b83

SHA1
84f98b56d49f01e9b6b76a4e21accf64fd319140

SHA256
522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9

SHA512
60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac

Download Submit
C:\Users\Admin\AppData\Local\Temp\DB1
Filesize
48KB

MD5
349e6eb110e34a08924d92f6b334801d

SHA1
bdfb289daff51890cc71697b6322aa4b35ec9169

SHA256
c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a

SHA512
2a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574

Download Submit
C:\Users\Admin\AppData\Local\Temp\Ls6qlhjr8\helpelh8ftbp.exe
Filesize
84KB

MD5
db71e132ebf1feb6e93e8a2a0f0c903d

SHA1
7e9b267faee4593df44e41b0a5fb900de62060fb

SHA256
2e5e0b8fe1c6a6314145e404c46acc4ff227ad63d0f2765d5458d0c4cb80c110

SHA512
9f3b00a452b5d528ac27ec0d100a938753a70a300e7eadc40a3e4456c6223fd8d61393d3ee6995f2d6d0adec4ae48296b4c04abb89a28fecf82dec5b0975583e

Download Submit
memory/2028-148-0x0000000010410000-0x000000001043B000-memory.dmp

Filesize
172KB

Download
memory/2028-133-0x0000000002370000-0x0000000002371000-memory.dmp

Filesize
4KB

Download
memory/2028-147-0x0000000010410000-0x000000001043B000-memory.dmp

Filesize
172KB

Download
memory/2028-136-0x0000000000400000-0x00000000004D3000-memory.dmp

Filesize
844KB

Download
memory/2028-134-0x00000000023A0000-0x00000000023CC000-memory.dmp

Filesize
176KB

Download
memory/2420-157-0x00000000005F0000-0x00000000005FC000-memory.dmp

Filesize
48KB

Download
memory/2420-159-0x0000000000390000-0x00000000003BB000-memory.dmp

Filesize
172KB

Download
memory/2420-160-0x0000000002420000-0x000000000276A000-memory.dmp

Filesize
3.3MB

Download
memory/2420-156-0x00000000005F0000-0x00000000005FC000-memory.dmp

Filesize
48KB

Download
memory/2420-181-0x00000000022A0000-0x0000000002330000-memory.dmp

Filesize
576KB

Download
memory/2420-179-0x0000000000390000-0x00000000003BB000-memory.dmp

Filesize
172KB

Download
memory/2512-178-0x0000000003210000-0x000000000321B000-memory.dmp

Filesize
44KB

Download
memory/2512-199-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-170-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-169-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-168-0x0000000002C40000-0x0000000002C50000-memory.dmp

Filesize
64KB

Download
memory/2512-171-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-173-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-172-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-175-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-174-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-176-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-177-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-166-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-165-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-164-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-182-0x0000000009360000-0x0000000009478000-memory.dmp

Filesize
1.1MB

Download
memory/2512-183-0x0000000003210000-0x000000000321B000-memory.dmp

Filesize
44KB

Download
memory/2512-184-0x0000000009360000-0x0000000009478000-memory.dmp

Filesize
1.1MB

Download
memory/2512-163-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-162-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-198-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-167-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-200-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-201-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-202-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-203-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-204-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-205-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-206-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-207-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-208-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-209-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-210-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-211-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-212-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-213-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-214-0x0000000003200000-0x0000000003202000-memory.dmp

Filesize
8KB

Download
memory/2512-161-0x00000000013A0000-0x00000000013B0000-memory.dmp

Filesize
64KB

Download
memory/2512-154-0x0000000009020000-0x000000000916C000-memory.dmp

Filesize
1.3MB

Download
memory/4900-149-0x0000000005220000-0x0000000005221000-memory.dmp

Filesize
4KB

Download
memory/4900-152-0x0000000005610000-0x000000000595A000-memory.dmp

Filesize
3.3MB

Download
memory/4900-153-0x0000000005580000-0x0000000005591000-memory.dmp

Filesize
68KB

Download
memory/4900-158-0x0000000010410000-0x000000001043B000-memory.dmp

Filesize
172KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads