formbook | fbf0680165efb20121f2cc3292421424ce7f8766b603579c1f7e9dfeee773ad3

General

Target

PRICE AND SPECIFICATION.exe
Size

657KB
MD5

516f3f0b9f52bb65a396cb675c62b1fc
SHA1

d8e080586c8732542f871aa74e3aad882d59fa88
SHA256

fbf0680165efb20121f2cc3292421424ce7f8766b603579c1f7e9dfeee773ad3
SHA512

bab6acf0f9e5de8392adc6d5936fe81d45ad5a4f5851e27d40e558592155c437323b99622918baa803d3ec459d0644df33101e02889df3407b51c0def6faa285

Score

10^/10

evasion trojan spyware stealer formbook persistence

Malware Config

Signatures

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	844	PRICE AND SPECIFICATION.exe
Token: SeDebugPrivilege	316	cmmon32.exe

Deletes itself 1 IoCs

pid	Process
1436	cmd.exe

Suspicious use of FindShellTrayWindow 5 IoCs

pid	Process
1336	Explorer.EXE
1336	Explorer.EXE
1336	Explorer.EXE
1336	Explorer.EXE
1336	Explorer.EXE

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Explorer.EXE

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
900	PRICE AND SPECIFICATION.exe
844	PRICE AND SPECIFICATION.exe
844	PRICE AND SPECIFICATION.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 900 wrote to memory of 844	900	PRICE AND SPECIFICATION.exe	24
PID 900 wrote to memory of 844	900	PRICE AND SPECIFICATION.exe	24
PID 900 wrote to memory of 844	900	PRICE AND SPECIFICATION.exe	24
PID 900 wrote to memory of 844	900	PRICE AND SPECIFICATION.exe	24
PID 1336 wrote to memory of 316	1336	Explorer.EXE	25
PID 1336 wrote to memory of 316	1336	Explorer.EXE	25
PID 1336 wrote to memory of 316	1336	Explorer.EXE	25
PID 1336 wrote to memory of 316	1336	Explorer.EXE	25
PID 316 wrote to memory of 1436	316	cmmon32.exe	26
PID 316 wrote to memory of 1436	316	cmmon32.exe	26
PID 316 wrote to memory of 1436	316	cmmon32.exe	26
PID 316 wrote to memory of 1436	316	cmmon32.exe	26
PID 316 wrote to memory of 1840	316	cmmon32.exe	29
PID 316 wrote to memory of 1840	316	cmmon32.exe	29
PID 316 wrote to memory of 1840	316	cmmon32.exe	29
PID 316 wrote to memory of 1840	316	cmmon32.exe	29
PID 316 wrote to memory of 1840	316	cmmon32.exe	29

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-1131729243-447456001-3632642222-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	cmmon32.exe

Suspicious behavior: MapViewOfSection 8 IoCs

pid	Process
900	PRICE AND SPECIFICATION.exe
844	PRICE AND SPECIFICATION.exe
844	PRICE AND SPECIFICATION.exe
844	PRICE AND SPECIFICATION.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe
316	cmmon32.exe

Adds Run entry to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\Machine\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	cmmon32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MHUPLZFPZD = "C:\\Program Files (x86)\\X7n7l_rn0\\regsvcnrxh.exe"	cmmon32.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\X7n7l_rn0\regsvcnrxh.exe	cmmon32.exe

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

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 900 set thread context of 844	900	PRICE AND SPECIFICATION.exe	24
PID 844 set thread context of 1336	844	PRICE AND SPECIFICATION.exe	20
PID 316 set thread context of 1336	316	cmmon32.exe	20

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
1336	Explorer.EXE
1336	Explorer.EXE
1336	Explorer.EXE
1336	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Checks whether UAC is enabled
- Suspicious use of WriteProcessMemory
- Suspicious use of SendNotifyMessage
PID:1336
- C:\Users\Admin\AppData\Local\Temp\PRICE AND SPECIFICATION.exe
  "C:\Users\Admin\AppData\Local\Temp\PRICE AND SPECIFICATION.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of SetThreadContext
  PID:900
- - C:\Users\Admin\AppData\Local\Temp\PRICE AND SPECIFICATION.exe
    "C:\Users\Admin\AppData\Local\Temp\PRICE AND SPECIFICATION.exe"
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of SetThreadContext
    PID:844
- C:\Windows\SysWOW64\cmmon32.exe
  "C:\Windows\SysWOW64\cmmon32.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  - Modifies Internet Explorer settings
  - Suspicious behavior: MapViewOfSection
  - Adds Run entry to start application
  - Drops file in Program Files directory
  - Suspicious use of SetThreadContext
  PID:316
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\PRICE AND SPECIFICATION.exe"
    3⤵
    - Deletes itself
    PID:1436
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:1840

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

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/316-8-0x0000000075370000-0x00000000754CC000-memory.dmp

Filesize
1.4MB

Download
memory/316-5-0x0000000002FE0000-0x0000000003143000-memory.dmp

Filesize
1.4MB

Download
memory/316-6-0x00000000769D0000-0x00000000769DC000-memory.dmp

Filesize
48KB

Download
memory/316-7-0x0000000076740000-0x000000007685D000-memory.dmp

Filesize
1.1MB

Download
memory/316-9-0x0000000003B60000-0x0000000003CC3000-memory.dmp

Filesize
1.4MB

Download
memory/316-3-0x00000000007D0000-0x00000000007DD000-memory.dmp

Filesize
52KB

Download
memory/844-0-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1840-11-0x000000013F500000-0x000000013F593000-memory.dmp

Filesize
588KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads