MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f0e5f425b27be304c21b4d472ea8f67dc134e1f813ec8405f07389b2af7c58bf. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f0e5f425b27be304c21b4d472ea8f67dc134e1f813ec8405f07389b2af7c58bf
SHA3-384 hash: b5ac5df49765206647c84401bb0e7ea1d8ddfbbeff59ab69a86fb7c751e92e9e60d91d4a585df9d638465ca64836f2c1
SHA1 hash: 3a00794766a64da95986842b2210cb846e0e4576
MD5 hash: 09ac3d54f584db5184760a6a1023ffd5
humanhash: vegan-thirteen-montana-mirror
File name:DOC040821.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:861'184 bytes
First seen:2021-08-06 13:45:47 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'652 x Formbook, 12'246 x SnakeKeylogger)
ssdeep 12288:QWjR+6AqZRoR65AXwgFvuSS1IylAX1BC72V6L5jvxrW3X/AxmIVyIX19zcif/W8d:ToR6qgZlsj6tZrSvEj5r4+PvPCUDr
Threatray 7'485 similar samples on MalwareBazaar
TLSH T1B7057C2229EB114DF3B79BB60FC4F4BF46AAF673560AB0F639421B854722940CD52736
dhash icon 30f0e0f0e0f0f030 (22 x Formbook, 12 x AgentTesla, 2 x RedLineStealer)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
386
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
DOC040821.exe
Verdict:
Malicious activity
Analysis date:
2021-08-06 13:47:43 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/e7dd8030-d2c7-40b3-abc3-b36a8d02e284

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/177037/
Detection(s):
Win.Packed.Agenttesla-9883977-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Setting browser functions hooks
Unauthorized injection to a system 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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/899f6af8-1a3b-407c-92f6-1c0e1a09b6f7
Result
Threat name:
Unknown
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/828329
Signature
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
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 sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 460763 Sample: DOC040821.exe Startdate: 06/08/2021 Architecture: WINDOWS Score: 100 33 www.greatworldautomationcontrol.com 2->33 35 greatworldautomationcontrol.com 2->35 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 Machine Learning detection for sample 2->47 49 2 other signatures 2->49 11 DOC040821.exe 3 2->11         started        signatures3 process4 file5 31 C:\Users\user\AppData\...\DOC040821.exe.log, ASCII 11->31 dropped 61 Tries to detect virtualization through RDTSC time measurements 11->61 63 Injects a PE file into a foreign processes 11->63 15 DOC040821.exe 11->15         started        signatures6 process7 signatures8 65 Modifies the context of a thread in another process (thread injection) 15->65 67 Maps a DLL or memory area into another process 15->67 69 Sample uses process hollowing technique 15->69 71 Queues an APC in another process (thread injection) 15->71 18 explorer.exe 15->18 injected process9 dnsIp10 37 nash-arbitrazh.com 109.234.162.39, 49743, 80 O2SWITCHFR France 18->37 39 www.rhumblovxa.xyz 172.67.188.138, 49746, 80 CLOUDFLARENETUS United States 18->39 41 www.nash-arbitrazh.com 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 53 Performs DNS queries to domains with low reputation 18->53 22 control.exe 18->22         started        25 autofmt.exe 18->25         started        signatures11 process12 signatures13 55 Modifies the context of a thread in another process (thread injection) 22->55 57 Maps a DLL or memory area into another process 22->57 59 Tries to detect virtualization through RDTSC time measurements 22->59 27 cmd.exe 1 22->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f0e5f425b27be304c21b4d472ea8f67dc134e1f813ec8405f07389b2af7c58bf/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-08-05 06:42:50 UTC
AV detection:
25 of 28 (89.29%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6ds7ijnspprqjqq3jvds5khwpxatjypycpwiibpqooe3fl34lc7q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
3f2cdc7783014a37d7ad61ee00c226d5221d4932f4113eb3590a9c9d0447b461
Formbook
4d2ca668cdde851a6389ee4d0fb089d3e125e2d951dbd7201767174ecafa66ad
Formbook
5fc1f737492b4a7e01b1e2befa4e25b1a65c7a6a83b4ec419660d0c3c4894300
Formbook
66e06710b095c687448e0b08240a99f84dfbfc24882a2c8c9f5b165f58469d8f
Formbook
6c8b4de0f39caa11127409b3ee06f410b0c5642b840f10822ad40af5745690cb
Formbook
78b11874a66b80ec78962b27c352a643d1a11c7f5cf9273f0db06df3f4f7e76c
Formbook
78f83f782f8d2077dd50d65badb4ed36ec24c029241287f76560e60733b61c29
Formbook
7c6393b4e86ea5cec49c0f814b17e4bb85aa447c19896037252a94ff6416ce1b
Formbook
851ee4f67cc28e3634b0062d77f62222d026c4e9674a894bcdd5b6c6e6bda376
Formbook
d457980cebdbfd785a77b0d09249f5bc8cca708f5b5e7fe607f1b538faf977c4
Formbook
+ 7'475 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:zmko rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/210806-91tazpgxg6/
Behaviour
Enumerates system info in registry
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
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.reviewtastiez.com/zmko/
Unpacked files
SH256 hash:
7c61e72fd6aa2cf676d03bae723dfb47a8a9099a6e5f2ea301ecc6215f793a6d
MD5 hash:
f65a0ec169a07f89a4e91b44f89f9176
SHA1 hash:
89feb9fba11af1fc0cff9967856ba36ec4a366e0
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/842773c0-71b5-4bfb-a062-7abf2011c681/
Parent samples :
f0e5f425b27be304c21b4d472ea8f67dc134e1f813ec8405f07389b2af7c58bf
f81eb28b9cf28b8a5799bf19e2f4e05e789754a23e78baa42ed114d553265020
SH256 hash:
aed00f82f1772e5a403cce9c1349202c8371e67ed9ef19a33cac0bf2a411f3c1
MD5 hash:
c273f926e2a29bd62cc8f27b569a0b2a
SHA1 hash:
e08d302cab3e11d776599a6b0537207fce6f9c51
Link:
https://www.unpac.me/results/842773c0-71b5-4bfb-a062-7abf2011c681/
SH256 hash:
f667792cb058e04d46acd9f5943ccceb1f5d896aa5e1a73e7dcc9e584f99fe87
MD5 hash:
9df587196fdc0606cb0299a493f31bb2
SHA1 hash:
7962278d46745bf415b050837fd2d1cc27476dbc
Link:
https://www.unpac.me/results/842773c0-71b5-4bfb-a062-7abf2011c681/
SH256 hash:
f0e5f425b27be304c21b4d472ea8f67dc134e1f813ec8405f07389b2af7c58bf
MD5 hash:
09ac3d54f584db5184760a6a1023ffd5
SHA1 hash:
3a00794766a64da95986842b2210cb846e0e4576
Link:
https://www.unpac.me/results/842773c0-71b5-4bfb-a062-7abf2011c681/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/f0e5f425b27be304c21b4d472ea8f67dc134e1f813ec8405f07389b2af7c58bf

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:pe_imphash
Create hunting rule
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 f0e5f425b27be304c21b4d472ea8f67dc134e1f813ec8405f07389b2af7c58bf

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/177037/

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