MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 23e1c48906d47f98ad9d0445f924bd1853341cc61810e70ef267ef1563969647. 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: 11


Intelligence 11 IOCs YARA 4 File information Comments
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SHA256 hash: 23e1c48906d47f98ad9d0445f924bd1853341cc61810e70ef267ef1563969647
SHA3-384 hash: db86aa9c6463a4686b857848f84a483e5de84a6b7eda6328693607215f061a64919fbdb860f91395db4d5200d328ef24
SHA1 hash: 71c35ec82106385c3e8f1558eed0f0e12e5b8ca2
MD5 hash: 16df79b2ec79b9b31b5ef89ea3389d61
humanhash: robert-arkansas-helium-football
File name:Purchase Order 2021-100939.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:851'968 bytes
First seen:2021-07-08 05:41:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:BH5F8xVCQeYdKikzpCm3n7i57jhvFnjCez2MbRntFkNBiKe9jZsqZ6NsBIO:wV+YP+1GZuez2c6N/O
Threatray 6'281 similar samples on MalwareBazaar
TLSH T1820517B930326F9ECDAFC13987201D6C9F577E7A8E0B23F650177C5974A8A868E11463
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
112
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Purchase Order 2021-100939.exe
Verdict:
Malicious activity
Analysis date:
2021-07-08 02:25:03 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/e4449215-1034-4852-870e-9b6e47238b45

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/170348/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.908-1.UNOFFICIAL
Create hunting rule

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/0fedab06-ee45-417a-81a4-51a24676ddc3
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/813265
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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 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: 445679 Sample: Purchase Order 2021-100939.exe Startdate: 08/07/2021 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 6 other signatures 2->42 10 Purchase Order 2021-100939.exe 3 2->10         started        process3 file4 28 C:\...\Purchase Order 2021-100939.exe.log, ASCII 10->28 dropped 52 Injects a PE file into a foreign processes 10->52 14 Purchase Order 2021-100939.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 www.yinhangli.com 23.27.8.216, 49752, 80 EGIHOSTINGUS United States 17->30 32 momenaagro.com 69.13.165.37, 80 CORESPACE-DALUS United States 17->32 34 5 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 msiexec.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:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/23e1c48906d47f98ad9d0445f924bd1853341cc61810e70ef267ef1563969647/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-07-08 01:02:32 UTC
AV detection:
15 of 46 (32.61%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=epq4jcig2r7zrlm5arc7sjf5dbjtihggdaioodxsm7xrky4wszdq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
214910524a528bab8dae4a704169e20d9f2f92444df6e6a65d19decafd9f69b0
Formbook
4da007eb010d6b86861eced1f00ec48423dedc7aec6b0f7942e668c16ebe82d3
Formbook
5191f6a6fc1500632342d4820e8abd7c1d32c105f56399a2cece4e4db1fa77bb
Formbook
59ced73cabf35385aaedb67d1b0cd813cc16f5f8e056add78cf50f3abc28351a
Formbook
771e4f69520f71afe6a6e9a4eb4de7dcd8d7521d90db290ca6c27b1a95c532af
Formbook
9998ff1d42d8af0fcc166bea36887eebf182e91d1816853d9f80e6cbbbaf9145
Formbook
9ca3fc285954513515ada3b50fc29e54e92d73af802b736abc3402c5ac03cba8
Formbook
bf6ae876108b5fec915d91bd36d3ccd22c8593be29412521c32a4b3f11a757f0
Formbook
c75c953e098f6999fd4a1674f4fd325d538502aead639872dec4cb89ca3ffee9
Formbook
f3685a744940da41b0244d007646f33463c59774e8489e7d3f7cf3abc9c8e662
Formbook
+ 6'271 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210708-jjq28jyqnx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.jiltedowl.com/um8e/
Unpacked files
SH256 hash:
40f7d71281aa5b1d292c4421619cb49f87f637579c8b2ec75db8f218a3d514fa
MD5 hash:
dcbdccf32594509ad091c0fe2703f145
SHA1 hash:
92cc96e5cf1dd12ff42c137ac38e26cbea8e91ad
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/666001c3-cdcd-4547-a8a8-d16dd7578b6f/
Parent samples :
214910524a528bab8dae4a704169e20d9f2f92444df6e6a65d19decafd9f69b0
c75c953e098f6999fd4a1674f4fd325d538502aead639872dec4cb89ca3ffee9
23e1c48906d47f98ad9d0445f924bd1853341cc61810e70ef267ef1563969647
5319b55161ffe72376bf39ec273f60d73d998d8f466022deab056d8cccab2ddc
2a3c5d424e042d82f295aba4197bc052355cbea30b0fa9c419a1cd7fb6c2bc31
0c6823e63b28799c28145805bc2c143c67a52698e4af497070b9da8439d6b327
e7e775fb123a80ae7c57fa23883b060b3b333c4831d5272015c4751736bf2626
SH256 hash:
15791e21435e33c8d93e004693f8c462a7f65ae378d002b1ee679064cdec9ad2
MD5 hash:
ae96bc6a85af47b87aa18169027442d7
SHA1 hash:
bd0540fef153f34395c8ad0c7d7fb707d5e82523
Link:
https://www.unpac.me/results/666001c3-cdcd-4547-a8a8-d16dd7578b6f/
SH256 hash:
5209992fd1f96cd1959efb5e1afa71f5c9ae2ab4430e258fe9d0ec915098d110
MD5 hash:
257ca10e5cbb2f8bdf0ae6f3e900e11e
SHA1 hash:
9d25ee80dbe3bbce5ab4479912c5e21b19b6aeec
Link:
https://www.unpac.me/results/666001c3-cdcd-4547-a8a8-d16dd7578b6f/
SH256 hash:
23e1c48906d47f98ad9d0445f924bd1853341cc61810e70ef267ef1563969647
MD5 hash:
16df79b2ec79b9b31b5ef89ea3389d61
SHA1 hash:
71c35ec82106385c3e8f1558eed0f0e12e5b8ca2
Link:
https://www.unpac.me/results/666001c3-cdcd-4547-a8a8-d16dd7578b6f/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
Link:
https://yomi.yoroi.company/submissions/23e1c48906d47f98ad9d0445f924bd1853341cc61810e70ef267ef1563969647

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
Rule name:pe_imphash
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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 23e1c48906d47f98ad9d0445f924bd1853341cc61810e70ef267ef1563969647

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/170348/

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