MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 99d57ebcb7ed9d644b1cab9bea20f0a6ff430239fddecb5a2c1586dd9018d0e2. 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: 17


Intelligence 17 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 99d57ebcb7ed9d644b1cab9bea20f0a6ff430239fddecb5a2c1586dd9018d0e2
SHA3-384 hash: dc2d47bf7d5c48050836d5159b8719777e2dd9c6509a9d368717e76892735b5985fd62f4227392253cfb204754423569
SHA1 hash: 978cb286f2b3b46d07e31af6a9f9eb5e6f3110de
MD5 hash: c9cf6a5268151c13de6342d612495dc0
humanhash: crazy-xray-double-table
File name:QTE00038319.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:409'366 bytes
First seen:2022-05-10 12:27:09 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 431 x GuLoader)
ssdeep 6144:5OtIoPHwGmsWmVlOKHvhOfDvY55qm66Vxbz8U180D9EXt22LV+6Y2/i8Fq7HNIKi:5ODNhvf6V28pXLLd/907Hh+rq6
Threatray 15'369 similar samples on MalwareBazaar
TLSH T1CB94E082A11084D7EC7957F29C378C161EE77D7DA9F0A15E86AAF2642B733D3014B90B
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 1105090301212327 (1 x Formbook)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
262
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
QTE00038319.exe
Verdict:
Malicious activity
Analysis date:
2022-05-10 12:27:44 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/ebbbbc87-2110-4a74-b381-d6358d813d34

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/269391/
Detection(s):
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.4.23822.8575.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Sending a custom TCP request
DNS request
Searching for synchronization primitives
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/16964/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/627a5a3036c061db6e605a74/reports/282046b1-8de5-4bd1-9666-365e0c40d925/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/36b06a6e-7312-4059-9669-1996a2fdddac
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/990919
Signature
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
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)
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
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: 623412 Sample: QTE00038319.exe Startdate: 10/05/2022 Architecture: WINDOWS Score: 100 34 www.empresshoney.com 2->34 36 www.couplecam.life 2->36 38 empresshoney.com 2->38 54 Snort IDS alert for network traffic 2->54 56 Found malware configuration 2->56 58 Malicious sample detected (through community Yara rule) 2->58 60 4 other signatures 2->60 12 QTE00038319.exe 19 2->12         started        signatures3 process4 file5 32 C:\Users\user\AppData\Local\...\czqfpcq.exe, PE32 12->32 dropped 15 czqfpcq.exe 12->15         started        process6 signatures7 70 Multi AV Scanner detection for dropped file 15->70 72 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 15->72 74 Tries to detect virtualization through RDTSC time measurements 15->74 76 Injects a PE file into a foreign processes 15->76 18 czqfpcq.exe 15->18         started        process8 signatures9 46 Modifies the context of a thread in another process (thread injection) 18->46 48 Maps a DLL or memory area into another process 18->48 50 Sample uses process hollowing technique 18->50 52 Queues an APC in another process (thread injection) 18->52 21 explorer.exe 18->21 injected process10 dnsIp11 40 www.grupoascon.com 188.114.96.10, 49799, 80 CLOUDFLARENETUS European Union 21->40 42 josinhamiranda.com 200.9.154.81, 49801, 80 BRUNOHENRIQUEDACUNHA70141476680BR unknown 21->42 44 6 other IPs or domains 21->44 62 System process connects to network (likely due to code injection or exploit) 21->62 25 wlanext.exe 21->25         started        signatures12 process13 signatures14 64 Modifies the context of a thread in another process (thread injection) 25->64 66 Maps a DLL or memory area into another process 25->66 68 Tries to detect virtualization through RDTSC time measurements 25->68 28 cmd.exe 1 25->28         started        process15 process16 30 conhost.exe 28->30         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/99d57ebcb7ed9d644b1cab9bea20f0a6ff430239fddecb5a2c1586dd9018d0e2/
Threat name:
Win32.Trojan.Tnega
Create hunting rule
Status:
Malicious
First seen:
2022-05-10 09:32:55 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=thkx5pfx5wowisy4von6uihqu37ugarz7xpmwwrmcwdn3eay2dra._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
002ea0849da3c63ce6c09c084567e9470c3616084ef19402316e9d52f35c62a7
Formbook
365513da20efb05517fcb10a348acb39e3391a5ec8cb44c8a6f15253e661b401
Formbook
3bdf54d6b07a96a026ed34f1db8d5cc442c1a211d02ff888659d7263ccc77c4c
Formbook
46956dd9cd5e3f62c79127e5e8bcd3b420695a0112df256aa07364bc6a32e697
Formbook
bea7dde650c823aa2887bc7065abd818c02e573c041ea69c1ea60c43fe1a79df
Formbook
f156099a9282dcdcab3acbf57c50bc1d0121a6e9714d43ba69ab9934ab0d9439
Formbook
+ 15'359 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader campaign:guba loader persistence rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220510-pna63abehj/
Behaviour
Modifies Internet Explorer settings
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
System policy modification
Enumerates physical storage devices
Program crash
Drops file in Program Files directory
Suspicious use of SetThreadContext
Loads dropped DLL
Reads user/profile data of web browsers
Adds policy Run key to start application
Executes dropped EXE
Xloader Payload
Formbook
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
Unpacked files
SH256 hash:
eea7f105dcf9f027c28625c76665fc5fe5aff6eb800f0fd4cad12ec873c80f60
MD5 hash:
006a941747d8503fe04f5f409e857fee
SHA1 hash:
70f70de32ccff4d8ff8b6bec5a1a3d14841c0f36
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/60d13dfe-eafe-4c86-8998-9d82169095e2/
Parent samples :
99d57ebcb7ed9d644b1cab9bea20f0a6ff430239fddecb5a2c1586dd9018d0e2
ecf3c66677e8575d09704f7775cf54c15569eb647376f04a887624018b568814
SH256 hash:
07ac29579f1cb62f7fcf4386221e0185dc346a4200af16853160608f7ed0d7a4
MD5 hash:
4f6224c22e8f00329e020f76553f6ca5
SHA1 hash:
c796c55148c873044bf2af82697ba5164f74c588
Link:
https://www.unpac.me/results/60d13dfe-eafe-4c86-8998-9d82169095e2/
SH256 hash:
99d57ebcb7ed9d644b1cab9bea20f0a6ff430239fddecb5a2c1586dd9018d0e2
MD5 hash:
c9cf6a5268151c13de6342d612495dc0
SHA1 hash:
978cb286f2b3b46d07e31af6a9f9eb5e6f3110de
Link:
https://www.unpac.me/results/60d13dfe-eafe-4c86-8998-9d82169095e2/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/99d57ebcb7ed/report/overview.html
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/99d57ebcb7ed9d644b1cab9bea20f0a6ff430239fddecb5a2c1586dd9018d0e2

File information

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

Malspam

Formbook

Executable exe 99d57ebcb7ed9d644b1cab9bea20f0a6ff430239fddecb5a2c1586dd9018d0e2

(this sample)

  
Dropped by
formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/269391/

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