formbook | 663b7bc66499e507ca1f8fad6e42195a54fe242db3cc71bf4762952fe04ce5ee

General

Target

TR0627729920002.exe
Size

916KB
MD5

8dbfe68662123710d83fef939287d9a3
SHA1

9481ef5498dd490e4efe83601f916ee48f61e649
SHA256

663b7bc66499e507ca1f8fad6e42195a54fe242db3cc71bf4762952fe04ce5ee
SHA512

2f3589181a606a3342726b92ecbdf722e43752a281a7e628de44f142b75bb7150814d515d2c03495f52362106b3f9d8990de4661e60cf8104f2f5ec6bcd161bc

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

Xloader payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4108-147-0x0000000050410000-0x000000005043B000-memory.dmp	xloader
behavioral2/memory/4068-187-0x0000000050410000-0x000000005043B000-memory.dmp	xloader
behavioral2/memory/3152-193-0x0000000001200000-0x000000000122B000-memory.dmp	xloader
behavioral2/memory/3152-198-0x0000000001200000-0x000000000122B000-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:

msdt.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	msdt.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\V0T8PJBPVT = "C:\\Program Files (x86)\\I2d7ti\\ndhynvh0.exe"	msdt.exe

Executes dropped EXE 1 IoCs

Processes:

ndhynvh0.exe

pid process

4328 ndhynvh0.exe

pid	process
4328	ndhynvh0.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

TR0627729920002.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Control Panel\International\Geo\Nation	TR0627729920002.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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

TR0627729920002.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Jwjxmakrv = "C:\\Users\\Public\\Libraries\\vrkamxjwJ.url"	TR0627729920002.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

cmd.exemsdt.exe

description	pid	process	target process
PID 4068 set thread context of 3084	4068	cmd.exe	Explorer.EXE
PID 3152 set thread context of 3084	3152	msdt.exe	Explorer.EXE

Drops file in Program Files directory 4 IoCs

Processes:

Explorer.EXEmsdt.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\I2d7ti	Explorer.EXE
File created	C:\Program Files (x86)\I2d7ti\ndhynvh0.exe	Explorer.EXE
File opened for modification	C:\Program Files (x86)\I2d7ti\ndhynvh0.exe	Explorer.EXE
File opened for modification	C:\Program Files (x86)\I2d7ti\ndhynvh0.exe	msdt.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

msdt.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	msdt.exe

Suspicious behavior: EnumeratesProcesses 48 IoCs

Processes:

TR0627729920002.execmd.exemsdt.exe

pid	process
4108	TR0627729920002.exe
4108	TR0627729920002.exe
4068	cmd.exe
4068	cmd.exe
4068	cmd.exe
4068	cmd.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3084 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

cmd.exemsdt.exe

pid process

4068 cmd.exe
4068 cmd.exe
4068 cmd.exe
3152 msdt.exe
3152 msdt.exe
3152 msdt.exe
3152 msdt.exe

pid	process
3084	Explorer.EXE

pid	process
4068	cmd.exe
4068	cmd.exe
4068	cmd.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe
3152	msdt.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

Processes:

cmd.exeExplorer.EXEmsdt.exe

description	pid	process
Token: SeDebugPrivilege	4068	cmd.exe
Token: SeShutdownPrivilege	3084	Explorer.EXE
Token: SeCreatePagefilePrivilege	3084	Explorer.EXE
Token: SeShutdownPrivilege	3084	Explorer.EXE
Token: SeCreatePagefilePrivilege	3084	Explorer.EXE
Token: SeDebugPrivilege	3152	msdt.exe
Token: SeShutdownPrivilege	3084	Explorer.EXE
Token: SeCreatePagefilePrivilege	3084	Explorer.EXE
Token: SeShutdownPrivilege	3084	Explorer.EXE
Token: SeCreatePagefilePrivilege	3084	Explorer.EXE

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

TR0627729920002.exeExplorer.EXEmsdt.exe

description	pid	process	target process
PID 4108 wrote to memory of 4068	4108	TR0627729920002.exe	cmd.exe
PID 4108 wrote to memory of 4068	4108	TR0627729920002.exe	cmd.exe
PID 4108 wrote to memory of 4068	4108	TR0627729920002.exe	cmd.exe
PID 4108 wrote to memory of 4068	4108	TR0627729920002.exe	cmd.exe
PID 4108 wrote to memory of 4068	4108	TR0627729920002.exe	cmd.exe
PID 4108 wrote to memory of 4068	4108	TR0627729920002.exe	cmd.exe
PID 3084 wrote to memory of 3152	3084	Explorer.EXE	msdt.exe
PID 3084 wrote to memory of 3152	3084	Explorer.EXE	msdt.exe
PID 3084 wrote to memory of 3152	3084	Explorer.EXE	msdt.exe
PID 3152 wrote to memory of 912	3152	msdt.exe	cmd.exe
PID 3152 wrote to memory of 912	3152	msdt.exe	cmd.exe
PID 3152 wrote to memory of 912	3152	msdt.exe	cmd.exe
PID 3152 wrote to memory of 616	3152	msdt.exe	cmd.exe
PID 3152 wrote to memory of 616	3152	msdt.exe	cmd.exe
PID 3152 wrote to memory of 616	3152	msdt.exe	cmd.exe
PID 3152 wrote to memory of 2232	3152	msdt.exe	cmd.exe
PID 3152 wrote to memory of 2232	3152	msdt.exe	cmd.exe
PID 3152 wrote to memory of 2232	3152	msdt.exe	cmd.exe
PID 3152 wrote to memory of 3220	3152	msdt.exe	Firefox.exe
PID 3152 wrote to memory of 3220	3152	msdt.exe	Firefox.exe
PID 3152 wrote to memory of 3220	3152	msdt.exe	Firefox.exe
PID 3084 wrote to memory of 4328	3084	Explorer.EXE	ndhynvh0.exe
PID 3084 wrote to memory of 4328	3084	Explorer.EXE	ndhynvh0.exe
PID 3084 wrote to memory of 4328	3084	Explorer.EXE	ndhynvh0.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:3084

C:\Users\Admin\AppData\Local\Temp\TR0627729920002.exe
"C:\Users\Admin\AppData\Local\Temp\TR0627729920002.exe"
2⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4108

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4068

C:\Windows\SysWOW64\msdt.exe
"C:\Windows\SysWOW64\msdt.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:3152

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\cmd.exe"
3⤵
PID:912

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:616

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:2232

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:3220

C:\Program Files (x86)\I2d7ti\ndhynvh0.exe
"C:\Program Files (x86)\I2d7ti\ndhynvh0.exe"
2⤵
- Executes dropped EXE
PID:4328

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Program Files (x86)\I2d7ti\ndhynvh0.exe
Filesize
231KB

MD5
d0fce3afa6aa1d58ce9fa336cc2b675b

SHA1
4048488de6ba4bfef9edf103755519f1f762668f

SHA256
4d89fc34d5f0f9babd022271c585a9477bf41e834e46b991deaa0530fdb25e22

SHA512
80e127ef81752cd50f9ea2d662dc4d3bf8db8d29680e75fa5fc406ca22cafa5c4d89ef2eac65b486413d3cdd57a2c12a1cb75f65d1e312a717d262265736d1c2

Download Submit
C:\Program Files (x86)\I2d7ti\ndhynvh0.exe
Filesize
231KB

MD5
d0fce3afa6aa1d58ce9fa336cc2b675b

SHA1
4048488de6ba4bfef9edf103755519f1f762668f

SHA256
4d89fc34d5f0f9babd022271c585a9477bf41e834e46b991deaa0530fdb25e22

SHA512
80e127ef81752cd50f9ea2d662dc4d3bf8db8d29680e75fa5fc406ca22cafa5c4d89ef2eac65b486413d3cdd57a2c12a1cb75f65d1e312a717d262265736d1c2

Download Submit
C:\Users\Admin\AppData\Local\Temp\DB1
Filesize
40KB

MD5
b608d407fc15adea97c26936bc6f03f6

SHA1
953e7420801c76393902c0d6bb56148947e41571

SHA256
b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf

SHA512
cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

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

MD5
349e6eb110e34a08924d92f6b334801d

SHA1
bdfb289daff51890cc71697b6322aa4b35ec9169

SHA256
c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a

SHA512
2a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574

Download Submit
memory/616-200-0x0000000000000000-mapping.dmp

Download
memory/912-194-0x0000000000000000-mapping.dmp

Download
memory/2232-202-0x0000000000000000-mapping.dmp

Download
memory/3084-190-0x0000000003010000-0x00000000030D0000-memory.dmp

Filesize
768KB

Download
memory/3084-197-0x0000000008780000-0x00000000088B8000-memory.dmp

Filesize
1.2MB

Download
memory/3084-199-0x0000000008780000-0x00000000088B8000-memory.dmp

Filesize
1.2MB

Download
memory/3152-196-0x0000000002FB0000-0x0000000003040000-memory.dmp

Filesize
576KB

Download
memory/3152-192-0x0000000000100000-0x0000000000157000-memory.dmp

Filesize
348KB

Download
memory/3152-195-0x00000000032D0000-0x000000000361A000-memory.dmp

Filesize
3.3MB

Download
memory/3152-198-0x0000000001200000-0x000000000122B000-memory.dmp

Filesize
172KB

Download
memory/3152-193-0x0000000001200000-0x000000000122B000-memory.dmp

Filesize
172KB

Download
memory/3152-191-0x0000000000000000-mapping.dmp

Download
memory/4068-145-0x0000000000000000-mapping.dmp

Download
memory/4068-189-0x0000000000B10000-0x0000000000B21000-memory.dmp

Filesize
68KB

Download
memory/4068-188-0x0000000001110000-0x000000000145A000-memory.dmp

Filesize
3.3MB

Download
memory/4068-187-0x0000000050410000-0x000000005043B000-memory.dmp

Filesize
172KB

Download
memory/4108-147-0x0000000050410000-0x000000005043B000-memory.dmp

Filesize
172KB

Download
memory/4328-204-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads