MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6ef2ea041f80bf832a51dcd24a4b42a16827176e7c677d479055de3c994793e5. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Formbook


Vendor detections: 14


Intelligence 14 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6ef2ea041f80bf832a51dcd24a4b42a16827176e7c677d479055de3c994793e5
SHA3-384 hash: 73f480c445a675c12351b720962eb456ffe9ab772d2f5e574aa704e7cd5a5fd4c46cb54a1d0bcdece18109f25abd9a00
SHA1 hash: 4a0081401f983af833ce16ee99f0e49f4c729238
MD5 hash: f64091afa6b55d4499ac72fa717ed882
humanhash: speaker-nebraska-blossom-mobile
File name:IRQ2107799_pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:281'173 bytes
First seen:2022-04-06 17:28:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 56a78d55f3f7af51443e58e0ce2fb5f6 (720 x GuLoader, 451 x Formbook, 295 x Loki)
ssdeep 6144:ONeZ3uCZW5zRV6cozJQla1hIhJ47U2clxvZQUS:ON0uKWxH6blQlYhEJ47M/vZg
Threatray 14'742 similar samples on MalwareBazaar
TLSH T164540160A798A060C4524E70D52B1AF349AB1E2310E9295FABCC3F3D7531D64EF4DBB6
File icon (PE):PE icon
dhash icon 9aa39cdaa2b6c8b2 (1 x Formbook)
Reporter TeamDreier
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
254
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/261468/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.39442180.8277.11433.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Searching for synchronization primitives
Sending a custom TCP request
Setting browser functions hooks
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/12888/overview
Behaviour
MalwareBazaar
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/624dcdeb40ce5db9f41d82c4/reports/d3514f0a-f92f-4c0e-a3f4-6a105914cd4a/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d977e352-b98b-4529-bd46-5798005f98b8
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/971731
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Uses netstat to query active network connections and open ports
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 604219 Sample: IRQ2107799_pdf.exe Startdate: 06/04/2022 Architecture: WINDOWS Score: 100 34 www.luxefashionaire.com 2->34 50 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->50 52 Multi AV Scanner detection for domain / URL 2->52 54 Found malware configuration 2->54 56 8 other signatures 2->56 12 IRQ2107799_pdf.exe 18 2->12         started        signatures3 process4 file5 32 C:\Users\user\AppData\Local\...\drmtbfv.exe, PE32 12->32 dropped 15 drmtbfv.exe 12->15         started        process6 signatures7 68 Multi AV Scanner detection for dropped file 15->68 70 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 15->70 72 Tries to detect virtualization through RDTSC time measurements 15->72 74 Injects a PE file into a foreign processes 15->74 18 drmtbfv.exe 15->18         started        process8 signatures9 42 Modifies the context of a thread in another process (thread injection) 18->42 44 Maps a DLL or memory area into another process 18->44 46 Sample uses process hollowing technique 18->46 48 Queues an APC in another process (thread injection) 18->48 21 explorer.exe 18->21 injected process10 dnsIp11 36 khenonline.com 135.181.3.114, 49786, 80 HETZNER-ASDE Germany 21->36 38 www.khenonline.com 21->38 40 2 other IPs or domains 21->40 58 System process connects to network (likely due to code injection or exploit) 21->58 60 Uses netstat to query active network connections and open ports 21->60 25 NETSTAT.EXE 21->25         started        signatures12 process13 signatures14 62 Modifies the context of a thread in another process (thread injection) 25->62 64 Maps a DLL or memory area into another process 25->64 66 Tries to detect virtualization through RDTSC time measurements 25->66 28 cmd.exe 1 25->28         started        process15 process16 30 conhost.exe 28->30         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6ef2ea041f80bf832a51dcd24a4b42a16827176e7c677d479055de3c994793e5/
Threat name:
Win32.Trojan.FormBook
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Status:
Malicious
First seen:
2022-04-06 17:29:15 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
17 of 21 (80.95%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=n3zouba7qc7ygksr3tjeus2cufucof3oprtx2r4qkxpdzgkhspsq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
2388aba5e29792fc92af726882eb073d8d896640df9926d0dcd7565e2ee41cce
Formbook
2ed8aeaf73ee1a3caf7eb0be7814868c4100efbe1b021e2d964db3b638dc7f3c
Formbook
5d199f6e3b18707bf891e790552a097e326cb170308a95d4915b1a8e1718a4cf
Formbook
945f67ae677681e14db036f753f47333556fea6f3837bef7399e440e6bc167d5
Formbook
cbf7dac8ee4dd46d48f7a0d6f0495d3d27ef5319fd05ace04aea7bfe96fe99c7
Formbook
d675408e7dcc87922c9d654a5c4f387f70d4a06ad99bad187753d90ee6381a87
Formbook
ec575e5cdf3da323c27e65f3042586173ca50ba0682b733a61f0b47f80c3004e
Formbook
ff3e94ded64b43f620ba549db99baa31abdd763209b60f7c9fc884b82cfac6d3
Formbook
+ 14'732 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:e0l9 rat spyware stealer trojan
Link:
https://tria.ge/reports/220406-v2l4dafhd4/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Formbook Payload
Formbook
Unpacked files
SH256 hash:
3efd4c095e8d7623b4f69d1f67cb2646da8ba6b53150c04da732f4b2a8ac4fce
MD5 hash:
86abf50025c229ed0da511ec51daca9b
SHA1 hash:
b5308d376cfc733143eb02a39e137a667ca6e030
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/649787ff-1eee-4ec4-983b-3f855862eecf/
Parent samples :
01a7ac77b826e3f9507517f5dec1b39898fc543074a2b245f351e194317a7ecb
321ae247ce6d6539af41e802f8ad398dc2bcc56f81664bb46114d177caa896cf
11f9cf3e83d50d6db23ba46d367da519c510c00b993411c10e9e0e43bb333439
1f0dfaeee8860dd10d592b0632dc1ef8c2fa1bc9681e0f9e29ed632f2260abec
145b44152f734c4d61c91aeee89d4ca15f7219a94c4879bfc46b628b6b9dbf7b
2388aba5e29792fc92af726882eb073d8d896640df9926d0dcd7565e2ee41cce
6162886259356c9adedc20426142a0ef4306a961415a77016fa37bd6b87bb540
da4cb25d25388cef409303e2e4c3f2ec589d747d49e602ef924eaefbbaf75144
6ef2ea041f80bf832a51dcd24a4b42a16827176e7c677d479055de3c994793e5
SH256 hash:
335c4d014791178af04bb1c621b99db0169e67d7b93fe73e0e3ba2026a714838
MD5 hash:
42d35b5752c9bbd25e9ae309a04c4e8d
SHA1 hash:
e1cb6dc6467eddafeb9a0fc02f34e0e640d27828
Link:
https://www.unpac.me/results/649787ff-1eee-4ec4-983b-3f855862eecf/
SH256 hash:
84df0ea429deefbcd94340dcb0efba33f67cfad60698212bf7d0eb9b06329e79
MD5 hash:
5e1235a037ff4db48c211b92642f2401
SHA1 hash:
21b72dffe556183d948bca5868979f81946f4996
Link:
https://www.unpac.me/results/649787ff-1eee-4ec4-983b-3f855862eecf/
SH256 hash:
6ef2ea041f80bf832a51dcd24a4b42a16827176e7c677d479055de3c994793e5
MD5 hash:
f64091afa6b55d4499ac72fa717ed882
SHA1 hash:
4a0081401f983af833ce16ee99f0e49f4c729238
Link:
https://www.unpac.me/results/649787ff-1eee-4ec4-983b-3f855862eecf/
Please note that we are no longer able to provide a coverage score for Virus Total.

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Formbook

Executable exe 6ef2ea041f80bf832a51dcd24a4b42a16827176e7c677d479055de3c994793e5

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/261468/

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