MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2388aba5e29792fc92af726882eb073d8d896640df9926d0dcd7565e2ee41cce. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
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SHA256 hash: 2388aba5e29792fc92af726882eb073d8d896640df9926d0dcd7565e2ee41cce
SHA3-384 hash: 66b9d6a2a1dcf18cea8f8abcc5d5cf09a8df9be07b7acab48196d88c301e8090d9a32a6a37a7715e7c270d4f2279bf05
SHA1 hash: 08b8c506fdb5e882de20e88366aaa2a21522c874
MD5 hash: 8be97a587d0f0da89cb30586ce07ff54
humanhash: sad-lactose-montana-bulldog
File name:ORDER INQUIRY_pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:401'321 bytes
First seen:2022-04-01 14:09:46 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 56a78d55f3f7af51443e58e0ce2fb5f6 (728 x GuLoader, 451 x Formbook, 295 x Loki)
ssdeep 6144:UNeZBbUffV6itouZVUS0RnH8gse/7qfsy7rSGhI8k27LdgaHI:UNiU16i8S0Rnvs8GrhIR
Threatray 14'605 similar samples on MalwareBazaar
TLSH T1D484024037E5C417D1E0AB7468B68E40CDF96A700A60A9FE3225BF6BB4F6395C52F217
File icon (PE):PE icon
dhash icon c2d0d0b0e0c1ce18 (1 x Formbook)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
232
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.2.10753.12718.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
Setting browser functions hooks
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/12342/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe overlay packed python shell32.dll
Link:
https://www.filescan.io/uploads/624707bc1f2042394865323d/reports/5139147c-0e18-4780-ae00-c42227baf2cd/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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8e3313f4-3109-4217-8964-9957171254a0
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/969038
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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 submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 601528 Sample: ORDER INQUIRY_pdf.exe Startdate: 01/04/2022 Architecture: WINDOWS Score: 100 34 www.andro.finance 2->34 46 Multi AV Scanner detection for domain / URL 2->46 48 Found malware configuration 2->48 50 Malicious sample detected (through community Yara rule) 2->50 52 6 other signatures 2->52 12 ORDER INQUIRY_pdf.exe 18 2->12         started        signatures3 process4 file5 32 C:\Users\user\AppData\Local\Temp\wgsmt.exe, PE32 12->32 dropped 15 wgsmt.exe 12->15         started        process6 signatures7 62 Tries to detect virtualization through RDTSC time measurements 15->62 18 wgsmt.exe 15->18         started        process8 signatures9 38 Modifies the context of a thread in another process (thread injection) 18->38 40 Maps a DLL or memory area into another process 18->40 42 Sample uses process hollowing technique 18->42 44 Queues an APC in another process (thread injection) 18->44 21 explorer.exe 18->21 injected process10 dnsIp11 36 www.wodev.biz 188.114.97.7, 49768, 80 CLOUDFLARENETUS European Union 21->36 54 System process connects to network (likely due to code injection or exploit) 21->54 25 help.exe 21->25         started        signatures12 process13 signatures14 56 Modifies the context of a thread in another process (thread injection) 25->56 58 Maps a DLL or memory area into another process 25->58 60 Tries to detect virtualization through RDTSC time measurements 25->60 28 cmd.exe 1 25->28         started        process15 process16 30 conhost.exe 28->30         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2388aba5e29792fc92af726882eb073d8d896640df9926d0dcd7565e2ee41cce/
Threat name:
Win32.Trojan.Nsisx
Create hunting rule
Status:
Malicious
First seen:
2022-04-01 14:10:07 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
18 of 42 (42.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=eoekxjpcs6jpzevpojuif2yhhwgyszsa36msnug425lf4lxedtha._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1c6a3fdbe07eca91bb067a9ba1c90bd87df0d94a0f8c9d870c792baa4a040c45
Formbook
2ed8aeaf73ee1a3caf7eb0be7814868c4100efbe1b021e2d964db3b638dc7f3c
Formbook
51ca9a86ecb638b2805cd27a752159a05d4a3317c11ea43fb0f0cca78601c8dc
Formbook
945f67ae677681e14db036f753f47333556fea6f3837bef7399e440e6bc167d5
Formbook
cbf7dac8ee4dd46d48f7a0d6f0495d3d27ef5319fd05ace04aea7bfe96fe99c7
Formbook
d675408e7dcc87922c9d654a5c4f387f70d4a06ad99bad187753d90ee6381a87
Formbook
ec575e5cdf3da323c27e65f3042586173ca50ba0682b733a61f0b47f80c3004e
Formbook
ff3e94ded64b43f620ba549db99baa31abdd763209b60f7c9fc884b82cfac6d3
Formbook
+ 14'595 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:e0l9 rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220401-rgn6fsggek/
Behaviour
Enumerates system info in registry
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
suricata: ET MALWARE FormBook CnC Checkin (GET)
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/ac19ee48-a2a3-4cff-98cc-bad6d4bbb7b9/
Parent samples :
01a7ac77b826e3f9507517f5dec1b39898fc543074a2b245f351e194317a7ecb
321ae247ce6d6539af41e802f8ad398dc2bcc56f81664bb46114d177caa896cf
11f9cf3e83d50d6db23ba46d367da519c510c00b993411c10e9e0e43bb333439
1f0dfaeee8860dd10d592b0632dc1ef8c2fa1bc9681e0f9e29ed632f2260abec
145b44152f734c4d61c91aeee89d4ca15f7219a94c4879bfc46b628b6b9dbf7b
2388aba5e29792fc92af726882eb073d8d896640df9926d0dcd7565e2ee41cce
6162886259356c9adedc20426142a0ef4306a961415a77016fa37bd6b87bb540
da4cb25d25388cef409303e2e4c3f2ec589d747d49e602ef924eaefbbaf75144
6ef2ea041f80bf832a51dcd24a4b42a16827176e7c677d479055de3c994793e5
SH256 hash:
ffa8fbafe91fe1c96f313a958eade1de38aeda295cdb5c4f96b2f0997c30a771
MD5 hash:
ae1da64026846fe949addfd7da42e634
SHA1 hash:
f64599eedc80e1184b134a0ea8fc317e26026767
Link:
https://www.unpac.me/results/ac19ee48-a2a3-4cff-98cc-bad6d4bbb7b9/
SH256 hash:
d5a4fbdc28722b333814463a0ce0f323413c25399eac2362138228cdea416fe7
MD5 hash:
5aa5de6672b265f85dc98dc36bda9da5
SHA1 hash:
fa19013c94a92e3217d21f51674e1ae43c2cb273
Link:
https://www.unpac.me/results/ac19ee48-a2a3-4cff-98cc-bad6d4bbb7b9/
SH256 hash:
2388aba5e29792fc92af726882eb073d8d896640df9926d0dcd7565e2ee41cce
MD5 hash:
8be97a587d0f0da89cb30586ce07ff54
SHA1 hash:
08b8c506fdb5e882de20e88366aaa2a21522c874
Link:
https://www.unpac.me/results/ac19ee48-a2a3-4cff-98cc-bad6d4bbb7b9/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/2388aba5e29792fc92af726882eb073d8d896640df9926d0dcd7565e2ee41cce

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:malware_Formbook_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.

File information

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

Malspam

Formbook

Executable exe 2388aba5e29792fc92af726882eb073d8d896640df9926d0dcd7565e2ee41cce

(this sample)

  
Delivery method
Distributed via e-mail attachment

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