MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ae5f1fa9855fd6e4511a674f0a0465df7960a757409a0d176f50b10fd14925ad. 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: 16


Intelligence 16 IOCs YARA 4 File information Comments
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SHA256 hash: ae5f1fa9855fd6e4511a674f0a0465df7960a757409a0d176f50b10fd14925ad
SHA3-384 hash: 9689ca8819e0b55bee0a77ee1509095027fc8c992cdba8d8a7cfc8b4ee11b561a78ee5859083b1a766f0644aa26f60b6
SHA1 hash: d331dc602ddb702e5e9835408f54dcd70f2884e7
MD5 hash: 1ec809fe6df06e1671dae8ef802ed39d
humanhash: pip-sweet-cold-monkey
File name:CH2023-EGR012-60_61_62_63_64.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:873'984 bytes
First seen:2023-09-25 06:31:35 UTC
Last seen:2023-09-25 06:31:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:+YJor/5F/UgF8nH3oJz9E7Q3g5yMiDlyfsLCD5E:fJor/5F/UqcoJz6E3Z
TLSH T1FE05F89D721072EFC857C972CAA81C64EB61747B830B9207A06B25EDEE1D997DF140F2
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter cocaman
Tags:exe FormBook INVOICE

Intelligence

File Origin
# of uploads :
2
# of downloads :
279
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
CH2023-EGR012-60_61_62_63_64.exe
Verdict:
Malicious activity
Analysis date:
2023-09-25 06:32:16 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/a7025822-c72e-4304-9893-215f71eafaf4

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/450987/
Detection(s):
Sanesecurity.Rogue.0hr.20230925-0837.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Searching for synchronization primitives
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6511296433582f234e0226d1/reports/0d2c4497-1a98-4b5e-b1bb-99087926f662/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/ae5f1fa9855fd6e4511a674f0a0465df7960a757409a0d176f50b10fd14925ad
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:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/95f28631-bdb4-47c4-803b-1d089e0f80f0
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1313682
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
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 AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/ae5f1fa9855fd6e4511a674f0a0465df7960a757409a0d176f50b10fd14925ad/
Threat name:
Win32.Trojan.Generic
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Status:
Suspicious
First seen:
2023-09-25 01:32:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
18 of 23 (78.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vzpr7kmfl7loiui2m5hqubdf354wbj2xicna2f3pkcyq7ukjewwq._file
Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:sn26 rat spyware stealer trojan
Link:
https://tria.ge/reports/230925-halx3scg5s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Unpacked files
SH256 hash:
57d06b57605109335f41e7529a275a14155c39bd74c54049dfcdfa8a5756c09a
MD5 hash:
612b19e1ed04b4a8f442939324963a63
SHA1 hash:
5f12391109b022d1017312892ff95a7b751afa37
Detections:
FormBook
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/a006fc3c-5702-4223-9f66-2809f0824cb6/
Parent samples :
cc1e18df25ea2f4e3a97b78ceb434ba61318eae9ee868d62bb1b3b8e9dbf2c7c
61894dd6d947ab1237c08e4f020e6462fdc7a96903c7cf27523d4e21304c1612
44b4eef8a260669a21c64f95af4c5ad884b77fc118be9ade37dad2b908a37bee
c4079f3f904aaaeda007ba7ce93f24d8a47eb749be233eaf87766e12fcada032
1a40316f6c5b2edf199b2ea9d5b00cc4ae5547a29b6aa08caadd5ed53a007521
276026d460a163a82f31f1d1b1283b13f37170ab543357585952c311606d6a7f
3075ce1d8754fd33aba3041411c6f1465abdb5c49495b18511c656589db79ba9
7a123e291c6c3bca48da92da78abd1157469dd5885f7af234e9114bcc5c8f061
ce4adf5f77ad3bf554ee6727abfe3c82e49ac5097e4e8d50ba2faba0d05b9c1d
a318197c6b7d13969ec28187327e1005ac7d39f969ef27b81f7967870e896378
5e356ba0663601a704ff745bf4e38b9a8ee7ececcd5443da641d46c30a04de07
5f4316e6d654f612b1aa557b15eae6502979697bcd4cdc101b49c2297a6dca14
91407535cc5852ecae7889b9f034920694c733c9e47f89d08a470e32b9d31e13
091fe3a36df94f559c878564de16e72c8ad5368ff0f1d89fec4b493725e96bbe
21696a3d60cb627bb86b4e08f32f1ae08e348ff3b4e99ad15c85febb1caca754
99160f7ca07e18bc3a131520825ab4ce8d2f4c57b63bffc89d8e18d5a7fa25ce
ae5f1fa9855fd6e4511a674f0a0465df7960a757409a0d176f50b10fd14925ad
02971b038e3224fb89a5aa824cd4388ab3108e86571312d127e32b6a59b1b3ec
ce56ba6e7d6693cf8b2110b6ce1789f9a38669af8e17c30ff83e9fec9372c372
bc1c8cb700d5be15c306441325d0390344f846c226d720647d9f8d8e37f458db
3776d991080dd8cdf41d7b64315d1bccf2c09ed001058b9a28042d760f888163
SH256 hash:
a3dc614b432bdb2a4ecd7ee4a2455521decb30996a53f8e24b1b7baaf00efd1e
MD5 hash:
2d79540d5b4665b53339279bf631746c
SHA1 hash:
4d51b5aaf826eff239dc1add77ab627855ee0b36
Link:
https://www.unpac.me/results/a006fc3c-5702-4223-9f66-2809f0824cb6/
SH256 hash:
82285a575ea205476be5bf48340be52a19296fb6afff6183e6602ac8fc9a449a
MD5 hash:
4c963ce10be216472a5cc89e6866e241
SHA1 hash:
21a9a24908f421fee6a1d4b6041bd5871cffbd2f
Link:
https://www.unpac.me/results/a006fc3c-5702-4223-9f66-2809f0824cb6/
SH256 hash:
ae5f1fa9855fd6e4511a674f0a0465df7960a757409a0d176f50b10fd14925ad
MD5 hash:
1ec809fe6df06e1671dae8ef802ed39d
SHA1 hash:
d331dc602ddb702e5e9835408f54dcd70f2884e7
Link:
https://www.unpac.me/results/a006fc3c-5702-4223-9f66-2809f0824cb6/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ae5f1fa9855f/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/ae5f1fa9855fd6e4511a674f0a0465df7960a757409a0d176f50b10fd14925ad

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:NETexecutableMicrosoft
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Author:malware-lu
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

rar a9e9be1bbbc551ffd8be20434fa646e472d5325636db2c300930ff453531a634

Formbook

Executable exe ae5f1fa9855fd6e4511a674f0a0465df7960a757409a0d176f50b10fd14925ad

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 a9e9be1bbbc551ffd8be20434fa646e472d5325636db2c300930ff453531a634
Cape
Cape
https://www.capesandbox.com/analysis/450987/
  
Dropped by
MD5 8f119fe586ccb8f0dc5ffa7a631d2ef2

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