MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cd676542bbeac4ff5dea88783c4e93b89971bdf60eaa04128f1d36078a4c2ad4. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cd676542bbeac4ff5dea88783c4e93b89971bdf60eaa04128f1d36078a4c2ad4
SHA3-384 hash: de332d57ca03f97f52a63e7f21e702d770ce4e2d8b5ac6277b294a1b86cb2ddadaa9bed202961fa25f122298dfec2f8d
SHA1 hash: ccdd09a372d79f68b96af483caf946fa9b552c56
MD5 hash: 60abe4a88d6c409a3a4770cef13c0222
humanhash: uniform-california-bakerloo-nine
File name:PO2412010.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:877'568 bytes
First seen:2024-12-10 14:12:13 UTC
Last seen:2024-12-11 17:32:07 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:0fMdnSPvncpTwOA+FtZM8y3Eol/iHoVJlHxjGa9qFutqmlbx6ubXAtwy9EXX+:pkX+5M80EzIVJlHxSNeb0GQtwFO
TLSH T19B15E064777ECB06C9394BF40A70E67813797D9AA822D20B6ED57EDF7836F150A00683
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
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 James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
421
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO2412010.exe
Verdict:
No threats detected
Analysis date:
2024-12-10 14:18:13 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/fe630f8e-47fe-4c08-90b9-877462f81e7d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.BackDoor.AgentTeslaNET.37.1835.30144.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67584dff48182d1685583b0d
Tags:
malware
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for synchronization primitives
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
packed packed packer_detected phishing vbnet
Link:
https://www.filescan.io/uploads/67584c71d77c2e9f7d02e6c1/reports/80090dea-ce40-4cd6-9911-dd57c19de10b/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/cd676542bbeac4ff5dea88783c4e93b89971bdf60eaa04128f1d36078a4c2ad4
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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4043601b-f2a8-4f3a-a0cb-104a676075ba
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1572437
Signature
.NET source code contains potential unpacker
AI detected suspicious sample
Found direct / indirect Syscall (likely to bypass EDR)
Injects a PE file into a foreign processes
Machine Learning detection for sample
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 submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1572437 Sample: PO2412010.exe Startdate: 10/12/2024 Architecture: WINDOWS Score: 100 28 www.cyperla.xyz 2->28 30 www.070002018.xyz 2->30 32 16 other IPs or domains 2->32 42 Multi AV Scanner detection for submitted file 2->42 44 Yara detected FormBook 2->44 46 Yara detected AntiVM3 2->46 50 3 other signatures 2->50 10 PO2412010.exe 2 2->10         started        signatures3 48 Performs DNS queries to domains with low reputation 30->48 process4 signatures5 62 Injects a PE file into a foreign processes 10->62 13 PO2412010.exe 10->13         started        process6 signatures7 64 Maps a DLL or memory area into another process 13->64 16 duvyEsVvTpq.exe 13->16 injected process8 signatures9 40 Found direct / indirect Syscall (likely to bypass EDR) 16->40 19 isoburn.exe 13 16->19         started        process10 signatures11 52 Tries to steal Mail credentials (via file / registry access) 19->52 54 Tries to harvest and steal browser information (history, passwords, etc) 19->54 56 Modifies the context of a thread in another process (thread injection) 19->56 58 3 other signatures 19->58 22 duvyEsVvTpq.exe 19->22 injected 26 firefox.exe 19->26         started        process12 dnsIp13 34 www.070002018.xyz 161.97.142.144, 49729, 49730, 49731 CONTABODE United States 22->34 36 cyperla.xyz 31.186.11.114, 49711, 80 BETAINTERNATIONALTR Turkey 22->36 38 10 other IPs or domains 22->38 60 Found direct / indirect Syscall (likely to bypass EDR) 22->60 signatures14
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/cd676542bbeac4ff5dea88783c4e93b89971bdf60eaa04128f1d36078a4c2ad4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cd676542bbeac4ff5dea88783c4e93b89971bdf60eaa04128f1d36078a4c2ad4/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2024-12-10 06:46:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
62
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zvtwkqv35lcp6xpkrb4dytutxcmxdppwb2vaieupdu3apcsmflka._file
Verdict:
malicious
Label(s):
unknown_loader_037
Create hunting rule
formbook
Create hunting rule
Similar samples:
error
Formbook
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/241210-rjdshasnbr/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/e82af30d-4877-4fe3-a824-26970a592c1d
Unpacked files
SH256 hash:
3baf486478b3c5b3234829921419faac9ffbb02bb95a7e460b482167c8c513d4
MD5 hash:
37b524d6567d822d9fb84339b8c6563d
SHA1 hash:
cb1f6527ee8479dc46f55adea7234e8ec9c5c6ae
Link:
https://www.unpac.me/results/1efb2980-dbbb-4d36-9e14-07b2c343791f/
SH256 hash:
22f9e54591e63b7f8e1329778037dbd1a5c4155c64b24148e06e1644d28895f9
MD5 hash:
fd91edc6b29c7aabb9bef7fbb7522e92
SHA1 hash:
fb81906e43d6bf63f57242c2101f2635b2bbd6da
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/1efb2980-dbbb-4d36-9e14-07b2c343791f/
SH256 hash:
ddc9cec342f344f8f5104e179c8e0610e4a0998d3ca62ae76284cae9345dd7ca
MD5 hash:
36f8224f4e4089192851da02a5b8a9c9
SHA1 hash:
8875a4ea94de1a7989002d2695e0c484d1159389
Link:
https://www.unpac.me/results/1efb2980-dbbb-4d36-9e14-07b2c343791f/
SH256 hash:
2fef79874cf9f038ce2e6892c03dea1cc23f39a1cebe6500beac276e0d00494b
MD5 hash:
77f472c207ec2cc123c04633607a4e61
SHA1 hash:
7b905cd11273520effaaf18642dce6f92e933b61
Detections:
INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Link:
https://www.unpac.me/results/1efb2980-dbbb-4d36-9e14-07b2c343791f/
Parent samples :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 hash:
cd676542bbeac4ff5dea88783c4e93b89971bdf60eaa04128f1d36078a4c2ad4
MD5 hash:
60abe4a88d6c409a3a4770cef13c0222
SHA1 hash:
ccdd09a372d79f68b96af483caf946fa9b552c56
Link:
https://www.unpac.me/results/1efb2980-dbbb-4d36-9e14-07b2c343791f/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/cd676542bbea/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/cd676542bbeac4ff5dea88783c4e93b89971bdf60eaa04128f1d36078a4c2ad4

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
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
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

Malspam

Formbook

zip 094235d51a8388a1bddbaf6447541ead941d3f9c3099ae686a2b2e5bb240b956

Formbook

Executable exe cd676542bbeac4ff5dea88783c4e93b89971bdf60eaa04128f1d36078a4c2ad4

(this sample)

  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 094235d51a8388a1bddbaf6447541ead941d3f9c3099ae686a2b2e5bb240b956
  
Dropped by
MD5 0a9dd702bd3ef13fb7fe9f03c64bfb84

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

Comments