MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1498cb2f9fa31c5126db058a10187fa76040789d257ac2b61f4d4bbbe77a986c. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1498cb2f9fa31c5126db058a10187fa76040789d257ac2b61f4d4bbbe77a986c
SHA3-384 hash: 51179178aacb145f471adc681d6d39c76ccf2dc983d808b5b7c4e2a4cbbc8f513bfedb10447d8b657b617b9f2b6196e8
SHA1 hash: c50e76a3bc942145b6d73e7d0fe3d34f2627df10
MD5 hash: 8b9f701b5feeb6d1fc76b9a45ef33695
humanhash: bluebird-ohio-video-snake
File name:PO2836#NZ232.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'208'320 bytes
First seen:2021-01-15 07:16:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:5c3ps/HAB5/Tt3X6PDnKtcRI2+7Fq3QaElE9Yt9gusNqdsOaaW8qrRpppppppppd:5c3psv25lMDnKuRp+xzllzt9g5cJE
Threatray 3'368 similar samples on MalwareBazaar
TLSH 7E459E7C2B67BA9CD57856B50EB1C83307223C1A24F4C51E0CD97DCB267A7812DA99B3
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: cbdjo.cam
Sending IP: 111.90.159.32
From: David Simpson <info@akro-plastic.de>
Reply-To: david@akro-plastic.de
Subject: Re:PO2836#NZ232
Attachment: PO2836NZ232.rar (contains "PO2836#NZ232.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
152
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO2836#NZ232.exe
Verdict:
Malicious activity
Analysis date:
2021-01-15 07:28:46 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/40e4a77b-e03b-4a07-9998-5f6f0c08a5a0

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/112189/
Detection(s):
SecuriteInfo.com.Trojan.Siggen11.57608.UNOFFICIAL
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
Forced shutdown of a system process
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.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/582209
Signature
.NET source code contains potential unpacker
Found malware configuration
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)
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
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 340141 Sample: PO2836#NZ232.exe Startdate: 15/01/2021 Architecture: WINDOWS Score: 100 35 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->35 37 Found malware configuration 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 5 other signatures 2->41 10 PO2836#NZ232.exe 3 2->10         started        process3 signatures4 49 Tries to detect virtualization through RDTSC time measurements 10->49 13 PO2836#NZ232.exe 10->13         started        process5 signatures6 51 Modifies the context of a thread in another process (thread injection) 13->51 53 Maps a DLL or memory area into another process 13->53 55 Sample uses process hollowing technique 13->55 57 Queues an APC in another process (thread injection) 13->57 16 explorer.exe 13->16 injected process7 dnsIp8 27 premium-vitality.com 51.38.53.69, 49742, 80 OVHFR France 16->27 29 alwekalaaladabeya.com 104.37.174.38, 49744, 80 MAJESTIC-HOSTING-01US United States 16->29 31 9 other IPs or domains 16->31 33 System process connects to network (likely due to code injection or exploit) 16->33 20 mstsc.exe 16->20         started        signatures9 process10 signatures11 43 Modifies the context of a thread in another process (thread injection) 20->43 45 Maps a DLL or memory area into another process 20->45 47 Tries to detect virtualization through RDTSC time measurements 20->47 23 cmd.exe 1 20->23         started        process12 process13 25 conhost.exe 23->25         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/1498cb2f9fa31c5126db058a10187fa76040789d257ac2b61f4d4bbbe77a986c/
Threat name:
Win32.Trojan.Swotter
Create hunting rule
Status:
Malicious
First seen:
2021-01-15 07:17:27 UTC
AV detection:
11 of 46 (23.91%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=csmmwl47umofcjw3awfbagd7u5qea6e5ev5mfnq7jvf3xz32tbwa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1f9d1bffe188b76bbd97cb2fd59ab47248b71fcede2f415ca29fcc0f1040bbee
Formbook
5d23faa05258eb51b196fee00263dc5e4556a37301d312563843a7ac8494ee19
Formbook
805a071c8e38fca4e3602881ff33ac7a2afba65bb61cd7adda873950bf2779cb
Formbook
851353adb58e4070df07037da80543a4d67d6eceee20659fe9c5cb5ef4c1a344
Formbook
94bae4886fe8942d256a84af00ae297e560b1711272c0d7b05d89f98c8067890
Formbook
9728048925e7faf422c4d7bacfaa90fae8bdcc9efad8a0868b456f3d4b213d09
Formbook
99cc56c49ea22eaf929c14180a5625096c6652ae122fb35d913ae774604965f0
Formbook
a1558391914f4235dfdcdddcdf0de915a800541a4271feb4aff34af82b83a935
Formbook
a244a77f990bdec5f4f81d605990749206b6e5827e4bc140b9b4b2fbfdb0bb12
Formbook
fb9ff8cbde506cb2cfdb40e88fe3fd6877a2e9945a71f07c7252647271763e71
Formbook
+ 3'358 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/210115-ls12bk7syx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious use of UnmapMainImage
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.styrelseforum.com/p95n/
Unpacked files
SH256 hash:
2339f0c6042cb496ad8d0771de5fe11e6ea898566dc49511b245f417a6f9c014
MD5 hash:
c5aa83df2c9f39b0d7687fef50af3e11
SHA1 hash:
14ce7a3376fe506a8b2bf2de4602d2e9967bf8cc
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/703fbe08-cf35-4d2c-ba64-e9a4cdcf4ae9/
Parent samples :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 hash:
7654ad9e67599d376ad77c7b23273fd334f0ea8c07394dd17d72fcc90a0b0b6f
MD5 hash:
f40a2d4ae8e4d031f0e7ff0caf28ebbf
SHA1 hash:
99e874b66617bcd9566db86de732c3fb55f5a6b0
Link:
https://www.unpac.me/results/703fbe08-cf35-4d2c-ba64-e9a4cdcf4ae9/
SH256 hash:
a8803c06321e6e600850dac8e3464c1bc66ad8dcb833cf7dae7f07fb525ecc39
MD5 hash:
ccfc0a67f8601033b316203695b72fa3
SHA1 hash:
1b992168120107b58a5b5846de996a4764e90972
Link:
https://www.unpac.me/results/703fbe08-cf35-4d2c-ba64-e9a4cdcf4ae9/
SH256 hash:
1498cb2f9fa31c5126db058a10187fa76040789d257ac2b61f4d4bbbe77a986c
MD5 hash:
8b9f701b5feeb6d1fc76b9a45ef33695
SHA1 hash:
c50e76a3bc942145b6d73e7d0fe3d34f2627df10
Link:
https://www.unpac.me/results/703fbe08-cf35-4d2c-ba64-e9a4cdcf4ae9/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/1498cb2f9fa31c5126db058a10187fa76040789d257ac2b61f4d4bbbe77a986c

File information

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

Malspam

Formbook

rar b8386d59d13e0eade159c63fee7a11b074582693f29cdbeacda655df67182595

Formbook

Executable exe 1498cb2f9fa31c5126db058a10187fa76040789d257ac2b61f4d4bbbe77a986c

(this sample)

  
Dropped by
MD5 ff1f8f379a54a669aadd68939075862d
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/112189/
  
Dropped by
SHA256 b8386d59d13e0eade159c63fee7a11b074582693f29cdbeacda655df67182595

Comments