formbook | 1ab3c31624f7aed4e2ec9feecee3cff24e8904709800508e13b6526369e02236

General

Target

7c1896ee_by_Libranalysis.exe
Size

742KB
MD5

7c1896eeb884021f4d74144ec78be2e8
SHA1

b4fb3b31f69fc5b048eeb43ea6f8fd97f1fb8f7a
SHA256

1ab3c31624f7aed4e2ec9feecee3cff24e8904709800508e13b6526369e02236
SHA512

e90782dc8b8cbfa8f6052080c6daeaffccede01d57bb944a4d52b9a0fae5fe53009ba0dd4b8c5932ee09c808db38fba27bd7bc6d570d55936b49c7259bc4d935

Score

10^/10

formbook persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.joomlas123.info/3nop/

Decoy

bakecakesandmore.com

shenglisuoye.com

chinapopfactory.com

ynlrhd.com

liqourforyou.com

leonqamil.com

meccafon.com

online-marketing-strategie.biz

rbfxi.com

frseyb.info

leyu91.com

hotsmail.today

beepot.tech

dunaemmetmobility.com

sixpenceworkshop.com

incrediblefavorcoaching.com

pofo.info

yanshudaili.com

yellowbrickwedding.com

paintpartyblueprint.com

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/3836-119-0x0000000000000000-mapping.dmp	formbook
behavioral2/memory/3836-121-0x0000000010410000-0x000000001043D000-memory.dmp	formbook
behavioral2/memory/2368-127-0x0000000000530000-0x000000000055D000-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:

control.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	control.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\LH5HK = "C:\\Program Files (x86)\\Vntodcpx\\dpd00fkmn-h.exe"	control.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

mobsync.execontrol.exe

description	pid	process	target process
PID 3836 set thread context of 2492	3836	mobsync.exe	Explorer.EXE
PID 2368 set thread context of 2492	2368	control.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

control.exe

description ioc process

File opened for modification C:\Program Files (x86)\Vntodcpx\dpd00fkmn-h.exe control.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Vntodcpx\dpd00fkmn-h.exe	control.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

control.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-3686645723-710336880-414668232-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	control.exe

Suspicious behavior: EnumeratesProcesses 48 IoCs

Processes:

mobsync.execontrol.exe

pid	process
3836	mobsync.exe
3836	mobsync.exe
3836	mobsync.exe
3836	mobsync.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe
2368	control.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2492 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

mobsync.execontrol.exe

pid process

3836 mobsync.exe
3836 mobsync.exe
3836 mobsync.exe
2368 control.exe
2368 control.exe
2368 control.exe
2368 control.exe

pid	process
2492	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes:

mobsync.exeExplorer.EXEcontrol.exe

description	pid	process
Token: SeDebugPrivilege	3836	mobsync.exe
Token: SeShutdownPrivilege	2492	Explorer.EXE
Token: SeCreatePagefilePrivilege	2492	Explorer.EXE
Token: SeDebugPrivilege	2368	control.exe
Token: SeShutdownPrivilege	2492	Explorer.EXE
Token: SeCreatePagefilePrivilege	2492	Explorer.EXE
Token: SeShutdownPrivilege	2492	Explorer.EXE
Token: SeCreatePagefilePrivilege	2492	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

2492 Explorer.EXE

pid	process
2492	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

7c1896ee_by_Libranalysis.exeExplorer.EXEcontrol.exe

description	pid	process	target process
PID 4048 wrote to memory of 3836	4048	7c1896ee_by_Libranalysis.exe	mobsync.exe
PID 4048 wrote to memory of 3836	4048	7c1896ee_by_Libranalysis.exe	mobsync.exe
PID 4048 wrote to memory of 3836	4048	7c1896ee_by_Libranalysis.exe	mobsync.exe
PID 4048 wrote to memory of 3836	4048	7c1896ee_by_Libranalysis.exe	mobsync.exe
PID 4048 wrote to memory of 3836	4048	7c1896ee_by_Libranalysis.exe	mobsync.exe
PID 4048 wrote to memory of 3836	4048	7c1896ee_by_Libranalysis.exe	mobsync.exe
PID 2492 wrote to memory of 2368	2492	Explorer.EXE	control.exe
PID 2492 wrote to memory of 2368	2492	Explorer.EXE	control.exe
PID 2492 wrote to memory of 2368	2492	Explorer.EXE	control.exe
PID 2368 wrote to memory of 1832	2368	control.exe	cmd.exe
PID 2368 wrote to memory of 1832	2368	control.exe	cmd.exe
PID 2368 wrote to memory of 1832	2368	control.exe	cmd.exe
PID 2368 wrote to memory of 2024	2368	control.exe	Firefox.exe
PID 2368 wrote to memory of 2024	2368	control.exe	Firefox.exe
PID 2368 wrote to memory of 2024	2368	control.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2492

C:\Users\Admin\AppData\Local\Temp\7c1896ee_by_Libranalysis.exe
"C:\Users\Admin\AppData\Local\Temp\7c1896ee_by_Libranalysis.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4048

C:\Windows\SysWOW64\mobsync.exe
C:\Windows\System32\mobsync.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3836

C:\Windows\SysWOW64\control.exe
"C:\Windows\SysWOW64\control.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:2368

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\mobsync.exe"
3⤵
PID:1832

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:2024

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\-65A6372\-65logim.jpeg
MD5
8a5930a7c7734e199deed0cbcaf208bf

SHA1
6d2b04b115af41db7851f50ec56cc518cbf34c36

SHA256
36ade45a3e3bf72487df08b6026b43cda30fb14375579dd0408ab4a8e16f6fb2

SHA512
375fc5d9b0ca59192b7dd5fdca9b738723b1c7a6691945416c3878846d846967c448c6147a73cd073a56a51538134d9c891ff4b6f804a5fd0b4ce85b43583d30

Download Submit
C:\Users\Admin\AppData\Roaming\-65A6372\-65logrf.ini
MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\-65A6372\-65logri.ini
MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\-65A6372\-65logrv.ini
MD5
bbc41c78bae6c71e63cb544a6a284d94

SHA1
33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a

SHA256
ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb

SHA512
0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4

Download Submit
memory/1832-128-0x0000000000000000-mapping.dmp

Download
memory/2024-133-0x00007FF635A10000-0x00007FF635AA3000-memory.dmp

Filesize
588KB

Download
memory/2024-134-0x000002C9E8CA0000-0x000002C9E8DEA000-memory.dmp

Filesize
1.3MB

Download
memory/2024-132-0x0000000000000000-mapping.dmp

Download
memory/2368-126-0x0000000001190000-0x00000000011B0000-memory.dmp

Filesize
128KB

Download
memory/2368-127-0x0000000000530000-0x000000000055D000-memory.dmp

Filesize
180KB

Download
memory/2368-125-0x0000000000000000-mapping.dmp

Download
memory/2368-129-0x0000000004750000-0x0000000004A70000-memory.dmp

Filesize
3.1MB

Download
memory/2368-130-0x0000000001040000-0x00000000010D3000-memory.dmp

Filesize
588KB

Download
memory/2492-124-0x00000000058D0000-0x00000000059C4000-memory.dmp

Filesize
976KB

Download
memory/2492-131-0x00000000059F0000-0x0000000005B18000-memory.dmp

Filesize
1.2MB

Download
memory/3836-120-0x0000000002FA0000-0x0000000002FA1000-memory.dmp

Filesize
4KB

Download
memory/3836-122-0x00000000051A0000-0x00000000054C0000-memory.dmp

Filesize
3.1MB

Download
memory/3836-123-0x0000000004F60000-0x0000000004F74000-memory.dmp

Filesize
80KB

Download
memory/3836-121-0x0000000010410000-0x000000001043D000-memory.dmp

Filesize
180KB

Download
memory/3836-119-0x0000000000000000-mapping.dmp

Download
memory/4048-114-0x00000000004D0000-0x000000000061A000-memory.dmp

Filesize
1.3MB

Download
memory/4048-116-0x0000000002370000-0x000000000238A000-memory.dmp

Filesize
104KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads