MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 df3c78262e1d216441fe9888920c87ee92fd963b4b3823e3e99b208b8b5b6101. 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: 12


Intelligence 12 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: df3c78262e1d216441fe9888920c87ee92fd963b4b3823e3e99b208b8b5b6101
SHA3-384 hash: ea220bb08f5b504ff4128891578a92431d8ca704e3551ce871e48b8a2623ec9c07fbd04736b8fa6ab0f3fb27baaf94d2
SHA1 hash: 0363a219d4a9fb87e01e5ca9413589aafa589941
MD5 hash: 46c30f8a128bf9d630b851b08fb13117
humanhash: snake-hamper-kilo-jersey
File name:Doc_#08624917.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:700'416 bytes
First seen:2024-09-17 08:07:15 UTC
Last seen:2024-09-17 08:23:41 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'738 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:rh6HpMd5EcN9pMcOgJsmnL6RjHXzAkqnmibwqXgOQKDLgKM4uadxYXZouhp5k:N6Ju5EcGlmnL+zRqnFa4RdxYJnhf
TLSH T146E4121526F6AB23E9B76BF94A52E13047B5BCACA512D7064FC9BEE73D93B400600353
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter threatcat_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
433
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Doc_#08624917.exe
Verdict:
No threats detected
Analysis date:
2024-09-17 10:10:59 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/e39c170c-0ab8-4007-a929-5c7fdd05343f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.5895.20749.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66e938e471e91b3281ba2377
Tags:
Generic Static Swotter
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/66e938e43c9389b729b8dabb/reports/3f584f73-6142-4847-ae8c-507ea4e32a48/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/df3c78262e1d216441fe9888920c87ee92fd963b4b3823e3e99b208b8b5b6101
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/c909b522-3c20-4d1d-ad31-ce1e9a132572
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1512372
Signature
.NET source code contains potential unpacker
AI detected suspicious sample
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/df3c78262e1d216441fe9888920c87ee92fd963b4b3823e3e99b208b8b5b6101
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/df3c78262e1d216441fe9888920c87ee92fd963b4b3823e3e99b208b8b5b6101/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-09-17 08:25:22 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
19 of 24 (79.17%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=346hqjroduqwiqp6tcejedeh52jp3fr3jm4chy7jtmqixc23meaq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/240917-j1jq3ssglq/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/836874ee-1c13-4923-9c6f-7044cef9b365
Unpacked files
SH256 hash:
bff286f985c22b56c9a653ac87df8f5c45051c63aee3f995ea0f937ae2faa22c
MD5 hash:
9b7abd2ff2fdcf612068ac28b7a2cd3d
SHA1 hash:
bb98e052dee85287d71fc2bf8c6314b7a4fff096
Detections:
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
Link:
https://www.unpac.me/results/1933e1ab-13b0-4ffe-9eec-8b3885eb0807/
Parent samples :
2c8b43fd65a13e27fd960fc1d5995c9e0dc63d4c80803fde0e4505de86a3186a
5f34961a8ffa3b3a50b309877283e04db10c8d9ad4ed4dc4d810029e12aa1bd7
b246a081a4c5a68590f53f2e7564a770df3d2aa16272f49ee2ad2d2b8a6d1005
f4bd1f9dec0127be05780b194dba31eda1a4882ec5df8e46c93aa6b58a5f337e
df3c78262e1d216441fe9888920c87ee92fd963b4b3823e3e99b208b8b5b6101
7a54497b3213ca0a232b8483c0f23046b9d51a6c9816f768ec30094a72c47a9a
aba7d28fae8686990a87616f3a8b688865bfaa9bfaa0b85a3001c49ed5f3cd43
SH256 hash:
de9a19e98075663d459f5af6dee73ea137d7e80b924f2857dbc96a7f4fd449fa
MD5 hash:
aebcb745b8ac53dd84499e3e54e49092
SHA1 hash:
04634b789823299495ba2a3fbd7923347e2df0be
Link:
https://www.unpac.me/results/1933e1ab-13b0-4ffe-9eec-8b3885eb0807/
SH256 hash:
769e0bf3e997bbb7d70322fc3dea9d8f167847b9262a35246dcbf9e1169b45b6
MD5 hash:
59a95cbe93818b6b7172c2e17234416e
SHA1 hash:
7c44bacb857916b1b2307d822fcf3f92a3902fc7
Link:
https://www.unpac.me/results/1933e1ab-13b0-4ffe-9eec-8b3885eb0807/
SH256 hash:
1b727719d548c93b677a6e55184ae74bc4a85e2e217289634f563516327e8c0d
MD5 hash:
f971f6bb7308654f0013bfc2622b5399
SHA1 hash:
ddca047095e2c0160bed312c9447f74b729bd111
Link:
https://www.unpac.me/results/1933e1ab-13b0-4ffe-9eec-8b3885eb0807/
Parent samples :
67f4b6cba186520b5247fa0ec23e129dd20c51640662108c2b9db61cf968f17d
bc5ee788c33389a426c9b5b10405a41a83f6875864bf09b0de6df15ab88cfbda
3bd3c438394939146b7e081e05cd0973bcc7c7d01f624502f70ff7f7da986a41
SH256 hash:
185d6d5b44b2e37118e7d2cd40d58891371c0f62f36937765438f74d58ad6cfc
MD5 hash:
42caee5cdf2ef724b4e9b5d7a8ee062d
SHA1 hash:
9e643942212753e7a3976dee6be70d5e244d2084
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/1933e1ab-13b0-4ffe-9eec-8b3885eb0807/
SH256 hash:
df3c78262e1d216441fe9888920c87ee92fd963b4b3823e3e99b208b8b5b6101
MD5 hash:
46c30f8a128bf9d630b851b08fb13117
SHA1 hash:
0363a219d4a9fb87e01e5ca9413589aafa589941
Link:
https://www.unpac.me/results/1933e1ab-13b0-4ffe-9eec-8b3885eb0807/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/df3c78262e1d/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/df3c78262e1d216441fe9888920c87ee92fd963b4b3823e3e99b208b8b5b6101

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:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

Formbook

Executable exe df3c78262e1d216441fe9888920c87ee92fd963b4b3823e3e99b208b8b5b6101

(this sample)

  
Delivery method
Distributed via e-mail attachment

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

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