formbook | 7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806

General

Target

7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe
Size

1.4MB
MD5

b13589d6c7e677a20f69c828e36cd615
SHA1

ee03f296fd8d7e65fd58279b67abdb492aedda21
SHA256

7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806
SHA512

4f17d30498563c34ff81f8e96937c6ffbd58ba58cded89a11a3df1775b26be628c8eda339960aa6e52b7f725dd3b61e48aec1b0b093abbc1dc04271f82b9dff5
SSDEEP

24576:EqDEvCTbMWu7rQYlBQcBiT6rprG8a+H1vRTehiGuyOSny043OeyA:ETvC/MTQYxsWR7a+N1v9Sny0GO

Score

10^/10

formbook ud04 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ud04

Decoy

oum7.pro

ovonordisk.online

akrzus.pro

tendmtedcpsa.site

mm.foo

animevyhgsft29817.click

digdxxb.info

1130.vip

uy-now-pay-later-74776.bond

ybzert.online

edcn.link

rime-flow-bay.xyz

nd777id.beauty

otoyama.shop

lranchomx.xyz

unluoren.top

uglesang-troms.net

udulbet88.net

raquewear.shop

ijanarko.net

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2196-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2196-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1228-12-0x0000000000110000-0x000000000013F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2496 set thread context of 2196	2496	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe	30
PID 2196 set thread context of 1176	2196	svchost.exe	21
PID 1228 set thread context of 1176	1228	colorcpl.exe	21

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	colorcpl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2196	svchost.exe
2196	svchost.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe
1228	colorcpl.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2496	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe
2196	svchost.exe
2196	svchost.exe
2196	svchost.exe
1228	colorcpl.exe
1228	colorcpl.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2196	svchost.exe
Token: SeDebugPrivilege	1228	colorcpl.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2496 wrote to memory of 2196	2496	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe	30
PID 2496 wrote to memory of 2196	2496	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe	30
PID 2496 wrote to memory of 2196	2496	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe	30
PID 2496 wrote to memory of 2196	2496	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe	30
PID 2496 wrote to memory of 2196	2496	7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe	30
PID 1176 wrote to memory of 1228	1176	Explorer.EXE	31
PID 1176 wrote to memory of 1228	1176	Explorer.EXE	31
PID 1176 wrote to memory of 1228	1176	Explorer.EXE	31
PID 1176 wrote to memory of 1228	1176	Explorer.EXE	31
PID 1228 wrote to memory of 2132	1228	colorcpl.exe	32
PID 1228 wrote to memory of 2132	1228	colorcpl.exe	32
PID 1228 wrote to memory of 2132	1228	colorcpl.exe	32
PID 1228 wrote to memory of 2132	1228	colorcpl.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1176
- C:\Users\Admin\AppData\Local\Temp\7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe
  "C:\Users\Admin\AppData\Local\Temp\7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2496
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\7228ab5bf96a118764e5ef23a98adf5873551c043785d566b336b4b086c8c806.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2196
- C:\Windows\SysWOW64\colorcpl.exe
  "C:\Windows\SysWOW64\colorcpl.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1228
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2132

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1176-8-0x0000000004B70000-0x0000000004CF0000-memory.dmp

Filesize
1.5MB

Download
memory/1176-13-0x0000000004B70000-0x0000000004CF0000-memory.dmp

Filesize
1.5MB

Download
memory/1228-9-0x0000000000FB0000-0x0000000000FC8000-memory.dmp

Filesize
96KB

Download
memory/1228-11-0x0000000000FB0000-0x0000000000FC8000-memory.dmp

Filesize
96KB

Download
memory/1228-12-0x0000000000110000-0x000000000013F000-memory.dmp

Filesize
188KB

Download
memory/2196-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2196-4-0x0000000000AB0000-0x0000000000DB3000-memory.dmp

Filesize
3.0MB

Download
memory/2196-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2196-7-0x00000000001E0000-0x00000000001F4000-memory.dmp

Filesize
80KB

Download
memory/2496-2-0x00000000008D0000-0x0000000000CD0000-memory.dmp

Filesize
4.0MB

Download

Analysis

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