MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7100eca69ee44d96dd9a5b3ff0070d2a2778e827cfdabbb6fe96105d149b6426. 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: 17


Intelligence 17 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7100eca69ee44d96dd9a5b3ff0070d2a2778e827cfdabbb6fe96105d149b6426
SHA3-384 hash: ac519df14448fe70f7fcaa1483f405104d5eccbe2f83aa867cb4bd766052544df146872df063b57cb069035d8d411511
SHA1 hash: 0823196a685cb002fe0ea3338d3f16c46ed30c45
MD5 hash: a25c65d290427a4498293640f2aeca31
humanhash: nevada-whiskey-mexico-uranus
File name:PO-1322820232505.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:242'552 bytes
First seen:2023-05-25 13:55:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 431 x GuLoader)
ssdeep 6144:/Ya60dzowP6v4nrWXB6HSGWQ6cAPH8rUx63:/Yq3PHrWXB6l3Ix63
Threatray 2'998 similar samples on MalwareBazaar
TLSH T1233412983730D877D4220770BE36A7DB7BE64A212879439A6B2077493CB3692D90F357
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 lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
269
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
PO-1322820232505.exe
Verdict:
Malicious activity
Analysis date:
2023-05-25 13:57:00 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/40a5d14c-b1e3-4317-957d-6a3b880b5e31

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/391691/
Detection(s):
SecuriteInfo.com.Gen.Variant.Nemesis.22777.9069.1551.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a file
Unauthorized injection to a recently created process
Launching cmd.exe command interpreter
Сreating synchronization primitives
Setting browser functions hooks
Forced shutdown of a system process
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/87887/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
lolbin overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/646f68f474a37a9dca1b4334/reports/84f3e274-75ea-4f91-98ab-f23bd006c393/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/7100eca69ee44d96dd9a5b3ff0070d2a2778e827cfdabbb6fe96105d149b6426
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/c7895767-6539-4135-a338-c3708e693725
Result
Threat name:
FormBook, NSISDropper
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1242527
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for dropped file
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
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Yara detected NSISDropper
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 875541 Sample: PO-1322820232505.exe Startdate: 25/05/2023 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic 2->36 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 8 other signatures 2->42 10 PO-1322820232505.exe 19 2->10         started        process3 file4 28 C:\Users\user\AppData\Local\...\pypun.dll, PE32 10->28 dropped 52 Detected unpacking (changes PE section rights) 10->52 54 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 10->54 56 Maps a DLL or memory area into another process 10->56 58 Tries to detect virtualization through RDTSC time measurements 10->58 14 PO-1322820232505.exe 10->14         started        signatures5 process6 signatures7 60 Modifies the context of a thread in another process (thread injection) 14->60 62 Maps a DLL or memory area into another process 14->62 64 Sample uses process hollowing technique 14->64 66 Queues an APC in another process (thread injection) 14->66 17 explorer.exe 1 1 14->17 injected process8 dnsIp9 30 www.huodongdang.com 107.149.230.51, 49701, 80 PEGTECHINCUS United States 17->30 32 www.uuhv-gjap.net 3.115.178.71, 49702, 80 AMAZON-02US United States 17->32 34 www.roguearborist.net 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 chkdsk.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:
n/a
Link:
https://mwdb.cert.pl/sample/7100eca69ee44d96dd9a5b3ff0070d2a2778e827cfdabbb6fe96105d149b6426/
Threat name:
Win32.Trojan.Nemesis
Create hunting rule
Status:
Malicious
First seen:
2023-05-25 10:24:40 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
15 of 23 (65.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=oeaozju64rgznxm2lm77abynfitxr2bhz7nlxnx6syif2fe3mqta._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0bd096a462dd6ca8fd6563954bcb47167296672ce207e0a1b8b2407a796760a6
Formbook
3f999fa0a43425869e768d6ca75c3e5a70dd34e475cdd20ee240076c6ed75749
Formbook
40f5c4cf3de1461b42dc81ddaf6bf3c1956d27e85773d8828e798b79402e6e13
Formbook
9b2e05373198bfa063d54ff638d844588e31039c27be226a91deade5c0b2bf48
Formbook
9be3965a8f8378e3cbf5b59240ba53b6be33f4c3677e2112b32cf6ed6592e5cf
Formbook
c9bdb8c092e5af89aacb7feae545fa43da02c84f6ac74a3a60cef3f9076c0ca4
Formbook
d346f44b099d0aa4226f6a6340e660e003d5293ee68c4d4fe38b301754c271fb
Formbook
ea2bca0128d9498a9905b3408ceb8edecefbc96891ae4bf4403739d21fc98c52
Formbook
f90cae8d2f230d52a461faf67dd818065329eb8cac4c241734a3f224eee1c531
Formbook
fbcd0824d723107fbf65f4d82506544ff6514364e745242e74a8d7f86d16575f
Formbook
+ 2'988 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:mr04 rat spyware stealer trojan
Link:
https://tria.ge/reports/230525-q8ntbsae95/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Formbook payload
Formbook
Unpacked files
SH256 hash:
a7e580576cf649679e79a90b2e3d1c2240767bfdd7546ea9be02555bd316d6fe
MD5 hash:
efbf32faefe03321694948d60354484e
SHA1 hash:
88e724f47c627aa90fe3b5f7a9864a1f3ac6c6fd
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/769f2dab-1278-477f-82be-f5ef472768d5/
Parent samples :
7100eca69ee44d96dd9a5b3ff0070d2a2778e827cfdabbb6fe96105d149b6426
be0791f3e56382436345ae0413249be5e66c0a593afc1c83ab57d8bbae61d4ba
8ed78644bb395ea51016d63cd2419d9f13e8e847c06a0d4e86c44850166fea03
SH256 hash:
676829e66eb9ddc2477cddcceb2ee259817fe7890baf947e0d09fc67f086fc75
MD5 hash:
9707e7b3d1c8cf0e02704079d950701e
SHA1 hash:
9ca115f84b12babb6399a1d0bcc6546fedc98611
Link:
https://www.unpac.me/results/769f2dab-1278-477f-82be-f5ef472768d5/
SH256 hash:
7100eca69ee44d96dd9a5b3ff0070d2a2778e827cfdabbb6fe96105d149b6426
MD5 hash:
a25c65d290427a4498293640f2aeca31
SHA1 hash:
0823196a685cb002fe0ea3338d3f16c46ed30c45
Link:
https://www.unpac.me/results/769f2dab-1278-477f-82be-f5ef472768d5/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7100eca69ee4/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns

File information

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

Malspam

Formbook

Executable exe 7100eca69ee44d96dd9a5b3ff0070d2a2778e827cfdabbb6fe96105d149b6426

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/391691/

Comments