MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1e5241525e65fdfc2540e30a5e54b0147240a9d0f5da4063ef94509379a19feb. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1e5241525e65fdfc2540e30a5e54b0147240a9d0f5da4063ef94509379a19feb
SHA3-384 hash: 602e45d72ac3fa421f2eee6f8915a6dc2359235bd81766dc5761b4140b52391c6706ccbdf3afdf6e5f68d376210ea51d
SHA1 hash: 324ec5d8540321fe90ae84fe39ccc8c2af187269
MD5 hash: c05d971ead362b8163a51bec038261fa
humanhash: ink-carpet-five-berlin
File name:TRANSFER CONFIRMATION_PDF.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:418'674 bytes
First seen:2021-04-05 06:30:13 UTC
Last seen:2021-04-05 08:24:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash ea4e67a31ace1a72683a99b80cf37830 (70 x Formbook, 63 x GuLoader, 54 x Loki)
ssdeep 12288:EyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyEks4stiiBO8JD10ddQ0x6KqM0:Eyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyl
Threatray 4'506 similar samples on MalwareBazaar
TLSH 8794E0D77644D1E2C873507E8A27CA526AAB6FB99A11120723D0B75F3F3316DD92B203
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: deltaconnex.com
Sending IP: 45.137.22.100
From: Sarah Harrison <sarah@deltaconnex.com>
Subject: Re purchase order attached
Attachment: TRANSFER CONFIRMATION_PDF.GZ (contains "TRANSFER CONFIRMATION_PDF.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
179
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
TRANSFER CONFIRMATION_PDF.exe
Verdict:
Malicious activity
Analysis date:
2021-04-05 06:31:26 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/ffac2b15-91c9-4f79-ae3a-c12317ce620b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/132150/
Detection(s):
SecuriteInfo.com.Trojan.Siggen13.2854.12120.22776.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
Sending a UDP request
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
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/6da02da5-7a94-4b70-8fd8-d12ee493d9bb
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/665823
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to prevent local Windows debugging
Detected unpacking (changes PE section rights)
Found malware configuration
Initial sample is a PE file and has a suspicious name
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 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
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 381837 Sample: TRANSFER CONFIRMATION_PDF.exe Startdate: 05/04/2021 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->36 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 11 other signatures 2->42 10 TRANSFER CONFIRMATION_PDF.exe 19 2->10         started        process3 file4 28 C:\Users\user\AppData\...\tzzigrk9dg.dll, PE32 10->28 dropped 52 Maps a DLL or memory area into another process 10->52 14 TRANSFER CONFIRMATION_PDF.exe 10->14         started        signatures5 process6 signatures7 54 Modifies the context of a thread in another process (thread injection) 14->54 56 Maps a DLL or memory area into another process 14->56 58 Sample uses process hollowing technique 14->58 60 Queues an APC in another process (thread injection) 14->60 17 explorer.exe 14->17 injected process8 dnsIp9 30 riceandginger.com 162.241.24.122, 49729, 80 UNIFIEDLAYER-AS-1US United States 17->30 32 www.heritageivhoa.com 192.187.111.221, 49734, 80 NOCIXUS United States 17->32 34 3 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 wscript.exe 17->21         started        signatures10 process11 signatures12 46 Modifies the context of a thread in another process (thread injection) 21->46 48 Maps a DLL or memory area into another process 21->48 50 Tries to detect virtualization through RDTSC time measurements 21->50 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/1e5241525e65fdfc2540e30a5e54b0147240a9d0f5da4063ef94509379a19feb/
Threat name:
Win32.Trojan.SpyNoon
Create hunting rule
Status:
Malicious
First seen:
2021-04-04 23:53:45 UTC
AV detection:
9 of 48 (18.75%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=dzjecus6mx67yjka4mff4vfqcrzebkoq6xneay7psrijg6nbt7vq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
024c67bdc81850f0d4acf648be1016358c78e21a74dbde96b0d753cffd76ffa7
Formbook
081f11a29cbbc406d40f6444ce0f6befcb83ccdb4745711abb2c191774c5ef1a
Formbook
0c0bc5227a0bb8385d2afc010559324b249fbc6a510f2a25c75a93cee924e841
Formbook
2a2efb99145b090f6ac13a70fbea4a858d53ac3e09a5d9065861bc6e2cc796df
Formbook
5aa64b3eef03b9c837e37102be20cb4f537c524b2a2531bf1bf6dd6a02461d7e
Formbook
5d4c17f9ea28e3df3efa9d9c7ba40444abeee049fe999eb2d579c6cf4ccc3231
Formbook
851ee4f67cc28e3634b0062d77f62222d026c4e9674a894bcdd5b6c6e6bda376
Formbook
8ac1fc19367861f3a749d801300f554148e36a0e8a4f4cce3c5d3e4de43e4279
Formbook
a2cdf452f83aa86c0f3ade321cfc00a9ed3671082372081a67cad84a26492051
Formbook
d8e0edf1cca3b6edefcd830e233131c593997b5bd4454891dc1b70614862f718
Formbook
+ 4'496 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/210405-rvghmwhd6j/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.riceandginger.com/fcn/
Unpacked files
SH256 hash:
00bd76eda980573f03e9ed0adcc18cc313c2fff5a3b12fd46b6335e5bd5db0ba
MD5 hash:
f0337387839647e8095bc5f67f7a3b13
SHA1 hash:
409113dd2e0c11e342d2189ba51822d6949b9e4a
Link:
https://www.unpac.me/results/ee026af5-931f-46f6-9227-a3970ca74dfb/
SH256 hash:
1e5241525e65fdfc2540e30a5e54b0147240a9d0f5da4063ef94509379a19feb
MD5 hash:
c05d971ead362b8163a51bec038261fa
SHA1 hash:
324ec5d8540321fe90ae84fe39ccc8c2af187269
Link:
https://www.unpac.me/results/ee026af5-931f-46f6-9227-a3970ca74dfb/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.67
Link:
https://yomi.yoroi.company/submissions/1e5241525e65fdfc2540e30a5e54b0147240a9d0f5da4063ef94509379a19feb

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information

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

Malspam

Formbook

gz 8edf38667dc2d02d9db491b4fed70fc50fb4e6e1b571bb99dc77b21bc81d1d6a

Formbook

Executable exe 1e5241525e65fdfc2540e30a5e54b0147240a9d0f5da4063ef94509379a19feb

(this sample)

  
Dropped by
MD5 d2897cd33365974e7d482127d3b5278e
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 8edf38667dc2d02d9db491b4fed70fc50fb4e6e1b571bb99dc77b21bc81d1d6a
Cape
Cape
https://www.capesandbox.com/analysis/132150/

Comments