formbook | 8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b

General

Target

8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.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 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2812-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2388 set thread context of 2812	2388	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe	31

System Location Discovery: System Language Discovery 1 TTPs 1 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	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2388	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe
2388	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe
2812	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2388	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 2808	2388	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe	30
PID 2388 wrote to memory of 2808	2388	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe	30
PID 2388 wrote to memory of 2808	2388	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe	30
PID 2388 wrote to memory of 2808	2388	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe	30
PID 2388 wrote to memory of 2812	2388	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe	31
PID 2388 wrote to memory of 2812	2388	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe	31
PID 2388 wrote to memory of 2812	2388	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe	31
PID 2388 wrote to memory of 2812	2388	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe	31
PID 2388 wrote to memory of 2812	2388	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe	31
PID 2388 wrote to memory of 2812	2388	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe	31
PID 2388 wrote to memory of 2812	2388	8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe	31

C:\Users\Admin\AppData\Local\Temp\8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe
"C:\Users\Admin\AppData\Local\Temp\8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Users\Admin\AppData\Local\Temp\8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe
  "C:\Users\Admin\AppData\Local\Temp\8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe"
  2⤵
  PID:2808
- C:\Users\Admin\AppData\Local\Temp\8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe
  "C:\Users\Admin\AppData\Local\Temp\8c92b39496a1f938d9c16ad3e1a7948b48923fd028e23a422c5bf8f0b7e1138b.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2812

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/2388-6-0x0000000074960000-0x000000007504E000-memory.dmp

Filesize
6.9MB

Download
memory/2388-0-0x000000007496E000-0x000000007496F000-memory.dmp

Filesize
4KB

Download
memory/2388-2-0x0000000074960000-0x000000007504E000-memory.dmp

Filesize
6.9MB

Download
memory/2388-3-0x00000000012D0000-0x0000000001374000-memory.dmp

Filesize
656KB

Download
memory/2388-4-0x0000000000510000-0x0000000000528000-memory.dmp

Filesize
96KB

Download
memory/2388-5-0x000000007496E000-0x000000007496F000-memory.dmp

Filesize
4KB

Download
memory/2388-1-0x00000000013A0000-0x0000000001452000-memory.dmp

Filesize
712KB

Download
memory/2388-7-0x0000000005240000-0x00000000052B6000-memory.dmp

Filesize
472KB

Download
memory/2388-13-0x0000000074960000-0x000000007504E000-memory.dmp

Filesize
6.9MB

Download
memory/2812-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2812-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2812-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2812-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2812-14-0x0000000000930000-0x0000000000C33000-memory.dmp

Filesize
3.0MB

Download

Analysis

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