formbook | 8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b

General

Target

Ii4XtPGi5n3AWmt.exe
Size

689KB
MD5

1965f06fb4c6e169c7014c90c5b93199
SHA1

a8a949da0262c8165e52fd84276b0f299a86db2b
SHA256

8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b
SHA512

f00216c9c9b5051b432d939217dfd90ecf7e6f0373f48db018c9e9faa6b25a56db496a125a9a53ffd5660283db92d36a32671725b84652d3100d1e60d9dc2746
SSDEEP

12288:z4UkfadvMq2bjiwAszlTRPipvBjxOqEEtMcLsfSbASQi8N0DjmEuv3/s0z3/rO:EUjVKmw5TZgkItMcLsfSbMqLwPb/r

Score

10^/10

formbook d16h discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

d16h

Decoy

iki-graphy.online

l8z8c.vip

1709.asia

inematography-course-72246.bond

pis3noe2e.sbs

wernv.xyz

ovepepe.xyz

ama-online.world

ookmouse.fun

harkclothingdesigns.xyz

bbvvjuiqew.bond

sed-cars-93620.bond

esgateeganhe.shop

cekmeledak.info

ebulahorizon.buzz

peakers-92991.bond

essislotgoal16.top

hafi.biz

ichunyang.club

lrica.net

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2292-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2292-19-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2696-24-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
2464	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2980 set thread context of 2292	2980	Ii4XtPGi5n3AWmt.exe	31
PID 2292 set thread context of 1200	2292	Ii4XtPGi5n3AWmt.exe	21
PID 2696 set thread context of 1200	2696	cmmon32.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	Ii4XtPGi5n3AWmt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmmon32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
2292	Ii4XtPGi5n3AWmt.exe
2292	Ii4XtPGi5n3AWmt.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe
2696	cmmon32.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2292	Ii4XtPGi5n3AWmt.exe
2292	Ii4XtPGi5n3AWmt.exe
2292	Ii4XtPGi5n3AWmt.exe
2696	cmmon32.exe
2696	cmmon32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2292	Ii4XtPGi5n3AWmt.exe
Token: SeDebugPrivilege	2696	cmmon32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 2292	2980	Ii4XtPGi5n3AWmt.exe	31
PID 2980 wrote to memory of 2292	2980	Ii4XtPGi5n3AWmt.exe	31
PID 2980 wrote to memory of 2292	2980	Ii4XtPGi5n3AWmt.exe	31
PID 2980 wrote to memory of 2292	2980	Ii4XtPGi5n3AWmt.exe	31
PID 2980 wrote to memory of 2292	2980	Ii4XtPGi5n3AWmt.exe	31
PID 2980 wrote to memory of 2292	2980	Ii4XtPGi5n3AWmt.exe	31
PID 2980 wrote to memory of 2292	2980	Ii4XtPGi5n3AWmt.exe	31
PID 1200 wrote to memory of 2696	1200	Explorer.EXE	32
PID 1200 wrote to memory of 2696	1200	Explorer.EXE	32
PID 1200 wrote to memory of 2696	1200	Explorer.EXE	32
PID 1200 wrote to memory of 2696	1200	Explorer.EXE	32
PID 2696 wrote to memory of 2464	2696	cmmon32.exe	33
PID 2696 wrote to memory of 2464	2696	cmmon32.exe	33
PID 2696 wrote to memory of 2464	2696	cmmon32.exe	33
PID 2696 wrote to memory of 2464	2696	cmmon32.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1200
- C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe
  "C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2980
- - C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe
    "C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2292
- C:\Windows\SysWOW64\cmmon32.exe
  "C:\Windows\SysWOW64\cmmon32.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:2696
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Ii4XtPGi5n3AWmt.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2464

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/1200-21-0x0000000006730000-0x00000000068CF000-memory.dmp

Filesize
1.6MB

Download
memory/1200-25-0x0000000006730000-0x00000000068CF000-memory.dmp

Filesize
1.6MB

Download
memory/2292-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2292-17-0x0000000000A00000-0x0000000000D03000-memory.dmp

Filesize
3.0MB

Download
memory/2292-20-0x0000000000140000-0x0000000000154000-memory.dmp

Filesize
80KB

Download
memory/2292-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2292-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2292-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2292-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2696-24-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2696-22-0x0000000000360000-0x000000000036D000-memory.dmp

Filesize
52KB

Download
memory/2696-23-0x0000000000360000-0x000000000036D000-memory.dmp

Filesize
52KB

Download
memory/2980-7-0x0000000005270000-0x00000000052E6000-memory.dmp

Filesize
472KB

Download
memory/2980-16-0x0000000074550000-0x0000000074C3E000-memory.dmp

Filesize
6.9MB

Download
memory/2980-3-0x00000000048D0000-0x0000000004974000-memory.dmp

Filesize
656KB

Download
memory/2980-0-0x000000007455E000-0x000000007455F000-memory.dmp

Filesize
4KB

Download
memory/2980-2-0x0000000074550000-0x0000000074C3E000-memory.dmp

Filesize
6.9MB

Download
memory/2980-6-0x0000000074550000-0x0000000074C3E000-memory.dmp

Filesize
6.9MB

Download
memory/2980-5-0x000000007455E000-0x000000007455F000-memory.dmp

Filesize
4KB

Download
memory/2980-4-0x0000000000580000-0x0000000000598000-memory.dmp

Filesize
96KB

Download
memory/2980-1-0x0000000001140000-0x00000000011F2000-memory.dmp

Filesize
712KB

Download

Analysis

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