formbook | 401883ee8334db650bbd0363335ee46a35492ef1842261341cd1f737f091678a

General

Target
401883ee8334db650bbd0363335ee46a35492ef1842261341cd1f737f091678a.exe
Size 948KB
Sample260720-vnnp2sg16j
SHA256 401883ee8334db650bbd0363335ee46a35492ef1842261341cd1f737f091678a
MD5 6400abb2c3fb21c083cfcd2a67e12376
SHA1 7e1926679af2e80e1d0adcdcca1c4cb682e284e2
SHA512 6e8ca23d846db797e04034a41d7b616b40777b05fd6154a25e92cfb9c48467234940ef835059c52737c376d5b5099d5f481395bb46307ba44188d237b509b586
SSDEEP 24576:jXFkV+EdQ1pvb9Ct8OTTNUU5WaLoqGcKX:DFkkOQjJsJTeNEoqfKX
TLSH
T10C2512707240DA77FC2546B55D0A41A22BD32F3AE584595E33E0B76988B210E9CDFB2F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

Malware Config

Targets

- Target
  401883ee8334db650bbd0363335ee46a35492ef1842261341cd1f737f091678a.exe
- Size 948KB
- SHA256 401883ee8334db650bbd0363335ee46a35492ef1842261341cd1f737f091678a
- MD5 6400abb2c3fb21c083cfcd2a67e12376
- SHA1 7e1926679af2e80e1d0adcdcca1c4cb682e284e2
- SHA512 6e8ca23d846db797e04034a41d7b616b40777b05fd6154a25e92cfb9c48467234940ef835059c52737c376d5b5099d5f481395bb46307ba44188d237b509b586
- SSDEEP 24576:jXFkV+EdQ1pvb9Ct8OTTNUU5WaLoqGcKX:DFkkOQjJsJTeNEoqfKX
- TLSH
  T10C2512707240DA77FC2546B55D0A41A22BD32F3AE584595E33E0B76988B210E9CDFB2F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

10^/10

discovery downloader formbook guloader rat spyware stealer trojan
- Family: Formbook
  Formbook is a data stealing malware which is capable of stealing data.
  trojan spyware stealer formbook
- Family: Guloader,Cloudeye
  A shellcode based downloader first seen in 2020.
  downloader guloader
- Formbook payload
  rat
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL
- Badlisted process makes network request
  Network request originating from process or tool commonly abused by malware.
- Contacts third-party web service commonly abused for C2
  Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
behavioral1 behavioral2
- Target
  $PLUGINSDIR/System.dll
- Size 12KB
- SHA256 23d618a0293c78ce00f7c6e6dd8b8923621da7dd1f63a070163ef4c0ec3033d6
- MD5 192639861e3dc2dc5c08bb8f8c7260d5
- SHA1 58d30e460609e22fa0098bc27d928b689ef9af78
- SHA512 6e573d8b2ef6ed719e271fd0b2fd9cd451f61fc9a9459330108d6d7a65a0f64016303318cad787aa1d5334ba670d8f1c7c13074e1be550b4a316963ecc465cdc
- SSDEEP 192:ljHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZqE0QPi:R/Qlt7wiij/lMRv/9V4bfr
- TLSH
  T1B1427C1297B089F2F551493419667F2A6FBEAC5C13F405A3CFE304C63D212CB9839243
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

3^/10

discovery
behavioral3 behavioral4
- Target
  $PLUGINSDIR/nsDialogs.dll
- Size 9KB
- SHA256 89a82c4849c21dfe765052681e1fad02d2d7b13c8b5075880c52423dca72a912
- MD5 b7d61f3f56abf7b7ff0d4e7da3ad783d
- SHA1 15ab5219c0e77fd9652bc62ff390b8e6846c8e3e
- SHA512 6467c0de680fadb8078bdaa0d560d2b228f5a22d4d8358a1c7d564c6ebceface5d377b870eaf8985fbee727001da569867554154d568e3b37f674096bbafafb8
- SSDEEP 96:ooEv02zUu56FcS817eTaXx85qHFcUcxSgB5PKtAtoniJninnt3DVEB3YMNqkzfFc:ooEvCu5e81785qHFcU0PuAw0uyyIFc
- TLSH
  T16A12F992E2A454B3C5D6523B35AA2F2DCBBD5329B0927C01C7738E4D393957A6E38343
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

3^/10

discovery
behavioral5 behavioral6

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Tasks

Sharing

General

Malware Config

Targets

Family: Formbook

Family: Guloader,Cloudeye

Formbook payload

Checks computer location settings

Loads dropped DLL

Badlisted process makes network request

Contacts third-party web service commonly abused for C2

Suspicious use of NtCreateThreadExHideFromDebugger

Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks

static1

behavioral1

behavioral2

behavioral3

behavioral4

behavioral5

behavioral6