formbook | 8029efcb7391f5085588b26992a6ecf4a5b59f036f41ec21ce720bf98e75d512

General

Target

4.exe
Size

611KB
MD5

d3167fb7d23587aa700519d4392a9991
SHA1

bbaa348775bbb75075c5caf22c5936ea6ac8d265
SHA256

8029efcb7391f5085588b26992a6ecf4a5b59f036f41ec21ce720bf98e75d512
SHA512

56556c1542301412a1276f8f672294d32e07949ae8c490c93343d8afc0211b1a9c8a3e3fd4813c505c0e8f895d06ed22b5970bee4c50969e91e21b4fec6b3c34

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
behavioral1/memory/1136-65-0x0000000000000000-mapping.dmp	formbook
behavioral1/memory/1136-67-0x0000000010410000-0x000000001043D000-memory.dmp	formbook
behavioral1/memory/1340-74-0x0000000000080000-0x00000000000AD000-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:

systray.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\DTK06TYXRT = "C:\\Program Files (x86)\\Qyz28chtp\\helpulodufw0.exe"	systray.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	systray.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

logagent.exesystray.exe

description	pid	process	target process
PID 1136 set thread context of 1200	1136	logagent.exe	Explorer.EXE
PID 1340 set thread context of 1200	1340	systray.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

systray.exe

description ioc process

File opened for modification C:\Program Files (x86)\Qyz28chtp\helpulodufw0.exe systray.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Qyz28chtp\helpulodufw0.exe	systray.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

systray.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2513283230-931923277-594887482-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	systray.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

Processes:

logagent.exesystray.exe

pid	process
1136	logagent.exe
1136	logagent.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe
1340	systray.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

logagent.exesystray.exe

pid process

1136 logagent.exe
1136 logagent.exe
1136 logagent.exe
1340 systray.exe
1340 systray.exe
1340 systray.exe
1340 systray.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

logagent.exesystray.exe

description pid process

Token: SeDebugPrivilege 1136 logagent.exe
Token: SeDebugPrivilege 1340 systray.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1200 Explorer.EXE
1200 Explorer.EXE
1200 Explorer.EXE
1200 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1200 Explorer.EXE
1200 Explorer.EXE
1200 Explorer.EXE
1200 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1136	logagent.exe
Token: SeDebugPrivilege	1340	systray.exe

pid	process
1200	Explorer.EXE
1200	Explorer.EXE
1200	Explorer.EXE
1200	Explorer.EXE

pid	process
1200	Explorer.EXE
1200	Explorer.EXE
1200	Explorer.EXE
1200	Explorer.EXE

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

4.exeExplorer.EXEsystray.exe

description	pid	process	target process
PID 1076 wrote to memory of 1136	1076	4.exe	logagent.exe
PID 1076 wrote to memory of 1136	1076	4.exe	logagent.exe
PID 1076 wrote to memory of 1136	1076	4.exe	logagent.exe
PID 1076 wrote to memory of 1136	1076	4.exe	logagent.exe
PID 1076 wrote to memory of 1136	1076	4.exe	logagent.exe
PID 1076 wrote to memory of 1136	1076	4.exe	logagent.exe
PID 1076 wrote to memory of 1136	1076	4.exe	logagent.exe
PID 1200 wrote to memory of 1340	1200	Explorer.EXE	systray.exe
PID 1200 wrote to memory of 1340	1200	Explorer.EXE	systray.exe
PID 1200 wrote to memory of 1340	1200	Explorer.EXE	systray.exe
PID 1200 wrote to memory of 1340	1200	Explorer.EXE	systray.exe
PID 1340 wrote to memory of 972	1340	systray.exe	cmd.exe
PID 1340 wrote to memory of 972	1340	systray.exe	cmd.exe
PID 1340 wrote to memory of 972	1340	systray.exe	cmd.exe
PID 1340 wrote to memory of 972	1340	systray.exe	cmd.exe
PID 1340 wrote to memory of 1088	1340	systray.exe	Firefox.exe
PID 1340 wrote to memory of 1088	1340	systray.exe	Firefox.exe
PID 1340 wrote to memory of 1088	1340	systray.exe	Firefox.exe
PID 1340 wrote to memory of 1088	1340	systray.exe	Firefox.exe
PID 1340 wrote to memory of 1088	1340	systray.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1200

C:\Users\Admin\AppData\Local\Temp\4.exe
"C:\Users\Admin\AppData\Local\Temp\4.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1076

C:\Windows\SysWOW64\logagent.exe
C:\Windows\System32\logagent.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1136

C:\Windows\SysWOW64\systray.exe
"C:\Windows\SysWOW64\systray.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:1340

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\logagent.exe"
3⤵
PID:972

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1088

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\-65A6372\-65logim.jpeg
MD5
06af4b46242036ae974ee0f2c3c3aafd

SHA1
85189a1048ee805c2b0e72e898be0c2cc4e374ec

SHA256
d54b83c461d07ca3b1933547ed3858681f2661c1165545ab9c40096c8f6f33e6

SHA512
bfeb3671b53ee1f6b8cbaaa9dee8512380fc211a38726021f91c6238fd60fe9e02a615c20cfef1a8642c85280df9e2fba1e245e298dcc053fdfad01c604f8737

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
ba3b6bc807d4f76794c4b81b09bb9ba5

SHA1
24cb89501f0212ff3095ecc0aba97dd563718fb1

SHA256
6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

SHA512
ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

Download Submit
memory/972-72-0x0000000000000000-mapping.dmp

Download
memory/1076-60-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/1076-62-0x00000000002D0000-0x00000000002EA000-memory.dmp

Filesize
104KB

Download
memory/1076-59-0x00000000766D1000-0x00000000766D3000-memory.dmp

Filesize
8KB

Download
memory/1088-79-0x0000000000000000-mapping.dmp

Download
memory/1088-81-0x0000000001300000-0x000000000143F000-memory.dmp

Filesize
1.2MB

Download
memory/1088-80-0x000000013F8F0000-0x000000013F983000-memory.dmp

Filesize
588KB

Download
memory/1136-68-0x0000000002280000-0x0000000002583000-memory.dmp

Filesize
3.0MB

Download
memory/1136-66-0x0000000000090000-0x0000000000091000-memory.dmp

Filesize
4KB

Download
memory/1136-69-0x0000000000390000-0x00000000003A4000-memory.dmp

Filesize
80KB

Download
memory/1136-67-0x0000000010410000-0x000000001043D000-memory.dmp

Filesize
180KB

Download
memory/1136-65-0x0000000000000000-mapping.dmp

Download
memory/1200-77-0x00000000041D0000-0x00000000042CF000-memory.dmp

Filesize
1020KB

Download
memory/1200-70-0x00000000074C0000-0x000000000763C000-memory.dmp

Filesize
1.5MB

Download
memory/1340-74-0x0000000000080000-0x00000000000AD000-memory.dmp

Filesize
180KB

Download
memory/1340-75-0x0000000001FD0000-0x00000000022D3000-memory.dmp

Filesize
3.0MB

Download
memory/1340-76-0x0000000000990000-0x0000000000A23000-memory.dmp

Filesize
588KB

Download
memory/1340-73-0x0000000000A30000-0x0000000000A35000-memory.dmp

Filesize
20KB

Download
memory/1340-71-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads