MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2ac28f2913c6e2d231d0b67b49a3491f4046221a42ca349f586e0532ac257575. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2ac28f2913c6e2d231d0b67b49a3491f4046221a42ca349f586e0532ac257575
SHA3-384 hash: 54db23fa228f69ed43fb065d2204bf66bdba2292dc4b142aa2109c5c15330772370402aeb228f557e1e9a620cc732c25
SHA1 hash: 003cab48fe55d9e5a6694d29f2492cd1678fbc92
MD5 hash: 8d276ee3362001b72a013859101e510a
humanhash: papa-mockingbird-butter-mexico
File name:SecuriteInfo.com.Gen.Variant.Nemesis.22780.2134.781
Download: download sample
Signature Formbook
Create hunting rule
File size:264'996 bytes
First seen:2023-07-03 04:29:01 UTC
Last seen:2023-07-03 08:15:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 429 x GuLoader)
ssdeep 6144:/Ya6B8BZlDcjKX1O1UOptR2vqxBcw+YVUul/JNdRhmOQzEY:/YT8z9NXcGDqQcGm/pRhgoY
Threatray 3'201 similar samples on MalwareBazaar
TLSH T1894412113AF0C857D0B3EBB20D75E62F6EE69A2905BCD71317504B55BE62281E84FB23
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
3
# of downloads :
259
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Gen.Variant.Nemesis.22780.2134.781
Verdict:
Suspicious activity
Analysis date:
2023-07-03 04:31:21 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/0ce5ecb5-563d-4e78-a530-d8be632c9fbd

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/405642/
Detection(s):
SecuriteInfo.com.Gen.Variant.Nemesis.22780.2134.781.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a file
Unauthorized injection to a recently created process
Restart of the analyzed sample
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/95112/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control lolbin masquerade overlay packed shell32
Link:
https://www.filescan.io/uploads/64a24e90fec95302e26327db/reports/a658192e-cf1f-46b1-81db-f4086129cea2/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/2ac28f2913c6e2d231d0b67b49a3491f4046221a42ca349f586e0532ac257575
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/26e084a6-e539-45e3-bdf7-0e1899f4bc55
Result
Threat name:
FormBook, NSISDropper
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1265475
Signature
Detected unpacking (changes PE section rights)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Yara detected FormBook
Yara detected NSISDropper
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2ac28f2913c6e2d231d0b67b49a3491f4046221a42ca349f586e0532ac257575/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2023-07-03 04:04:41 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=flbi6kity3rnemoqwz5uti2jd5aemiq2ilfdjh2ynyctflbfov2q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
12b2b7e0563a96b7a8d1909d7e43d1b78445a99097242616bc141ba4a4c38449
Formbook
18beb4a5262e0b0dce0f554a9088b13fd37182637d456eef86da3ce4f71a013a
Formbook
2d8e544f10af06bd50beb47f3b24b837e876bcf2464bf5048a578c4111a23d1d
Formbook
321691557b39805530f57b29887ab32e5ddd81ad080ac4d91d964c978fbc6b04
Formbook
82d448cb2461440d0ab1777690a41e228118c36961d8ee506ce94a9622b8af5d
Formbook
83e90e75eb49fccf0f69331483311ce57f89b33824fbec54e773af910da239a8
Formbook
8d108254a8f52c795d01e4fa87ac70437873d1073e38c179716e5fa40816b82f
Formbook
f3197cca74f60c552d9d3b4d04d99996ceca8c8dc6ad845a468c10c65062a0fc
Formbook
+ 3'191 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230703-e399lafh71/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Unpacked files
SH256 hash:
725f7c1cb88fbe4f20c377b88929c28cd50d7ace7ab02475138eb0c3e07495f9
MD5 hash:
4ec05ba605328450ecce61d190fe8869
SHA1 hash:
30f6ab43ab50109babbd52932043f4d914912935
Detections:
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
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/36197002-b49b-4497-a693-f02f5a62907c/
Parent samples :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 hash:
dd9a00fb4e7c4ea88478607e959d011effd1fc67c56a980fec7376e5f941e009
MD5 hash:
84a3652f18fe26b7428d3394a179c166
SHA1 hash:
b7cd8ef18f98f50f0bec226aeda9c73d59c7d30e
Link:
https://www.unpac.me/results/36197002-b49b-4497-a693-f02f5a62907c/
SH256 hash:
fac43f4994e9fb106a14d0d7ad9570f213aab91bb24b7b2d7b3295cbd78e97d7
MD5 hash:
64b537208d1fe421e15bd92454e4250d
SHA1 hash:
9c396d9804dacf3d3f3c5992e1bfa7cad367d217
Link:
https://www.unpac.me/results/36197002-b49b-4497-a693-f02f5a62907c/
SH256 hash:
725f7c1cb88fbe4f20c377b88929c28cd50d7ace7ab02475138eb0c3e07495f9
MD5 hash:
4ec05ba605328450ecce61d190fe8869
SHA1 hash:
30f6ab43ab50109babbd52932043f4d914912935
Detections:
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
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/36197002-b49b-4497-a693-f02f5a62907c/
Parent samples :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 hash:
dd9a00fb4e7c4ea88478607e959d011effd1fc67c56a980fec7376e5f941e009
MD5 hash:
84a3652f18fe26b7428d3394a179c166
SHA1 hash:
b7cd8ef18f98f50f0bec226aeda9c73d59c7d30e
Link:
https://www.unpac.me/results/36197002-b49b-4497-a693-f02f5a62907c/
SH256 hash:
fac43f4994e9fb106a14d0d7ad9570f213aab91bb24b7b2d7b3295cbd78e97d7
MD5 hash:
64b537208d1fe421e15bd92454e4250d
SHA1 hash:
9c396d9804dacf3d3f3c5992e1bfa7cad367d217
Link:
https://www.unpac.me/results/36197002-b49b-4497-a693-f02f5a62907c/
SH256 hash:
725f7c1cb88fbe4f20c377b88929c28cd50d7ace7ab02475138eb0c3e07495f9
MD5 hash:
4ec05ba605328450ecce61d190fe8869
SHA1 hash:
30f6ab43ab50109babbd52932043f4d914912935
Detections:
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
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/36197002-b49b-4497-a693-f02f5a62907c/
Parent samples :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 hash:
dd9a00fb4e7c4ea88478607e959d011effd1fc67c56a980fec7376e5f941e009
MD5 hash:
84a3652f18fe26b7428d3394a179c166
SHA1 hash:
b7cd8ef18f98f50f0bec226aeda9c73d59c7d30e
Link:
https://www.unpac.me/results/36197002-b49b-4497-a693-f02f5a62907c/
SH256 hash:
fac43f4994e9fb106a14d0d7ad9570f213aab91bb24b7b2d7b3295cbd78e97d7
MD5 hash:
64b537208d1fe421e15bd92454e4250d
SHA1 hash:
9c396d9804dacf3d3f3c5992e1bfa7cad367d217
Link:
https://www.unpac.me/results/36197002-b49b-4497-a693-f02f5a62907c/
SH256 hash:
2ac28f2913c6e2d231d0b67b49a3491f4046221a42ca349f586e0532ac257575
MD5 hash:
8d276ee3362001b72a013859101e510a
SHA1 hash:
003cab48fe55d9e5a6694d29f2492cd1678fbc92
Link:
https://www.unpac.me/results/36197002-b49b-4497-a693-f02f5a62907c/
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/2ac28f2913c6e2d231d0b67b49a3491f4046221a42ca349f586e0532ac257575

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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Windows_Trojan_Formbook
Create hunting rule
Author:@malgamy12
Rule name:Windows_Trojan_Formbook_1112e116
Create hunting rule
Author:Elastic Security
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.
Rule name:win_formbook_w0
Create hunting rule
Author:@malgamy12

File information

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

Malspam

Formbook

rar e58e16e3740864003da7c70ddccac52994eaf22d2d98c725490b8a52ff9c2a23

Formbook

Executable exe 2ac28f2913c6e2d231d0b67b49a3491f4046221a42ca349f586e0532ac257575

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/405642/
  
Dropped by
SHA256 e58e16e3740864003da7c70ddccac52994eaf22d2d98c725490b8a52ff9c2a23
  
Dropped by
MD5 d06c4508159460a49aa1fdcb6200d69f

Comments