MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 075f41c576c8e20d1ec1981a5e4197d514030c69dd653dfc2b94edf5088a0671. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 075f41c576c8e20d1ec1981a5e4197d514030c69dd653dfc2b94edf5088a0671
SHA3-384 hash: 0414fe96ba9d914dac194500248ab56dbecf0675cb95e71e78f09e21e81d51d6d0aa25de8428b125d28b8b61bda9501e
SHA1 hash: a15686585eb1c02df76a769e0ce3cc9a98d00b75
MD5 hash: e617a9401dbbf9943cb5078b4f4ceb4b
humanhash: mississippi-ack-asparagus-gee
File name:SecuriteInfo.com.Trojan.PackedNET.1159.2750.2520
Download: download sample
Signature Formbook
Create hunting rule
File size:599'040 bytes
First seen:2022-05-28 00:31:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:ngpvdeUq1tmk+S76lYyMkrx9pLCONGViFXVY/XRj4loXxvOZI:ng/tJkeYyMqPJCsmitC/XRdxvv
TLSH T1A5D423433E618301DB394BF068EADCA2433579119721DB98BC2736DE1BB6BCA4253D97
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
441
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Trojan.PackedNET.1159.2750.2520
Verdict:
Suspicious activity
Analysis date:
2022-05-28 00:34:02 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/7b951534-48a6-47ca-b8be-84309400506c

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/275117/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1159.2750.2520.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/62916d633ec49f83a6d24fff/reports/ffe10c15-190a-44c4-9957-b862cb668932/overview
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.
Gathering data
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1003240
Signature
.NET source code contains potential unpacker
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
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Mamut
Create hunting rule
Status:
Malicious
First seen:
2022-05-28 00:32:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=a5pudrlwzdra2hwbtanf4qmx2ukagddj3vst37blstw7kcekazyq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:crqp loader rat
Link:
https://tria.ge/reports/220528-avmfcaade5/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Unpacked files
SH256 hash:
cf137713508b945d1e668a4feced421cbda1ec200e652f285d9ac202f13aba5d
MD5 hash:
f8d5fa7b140d3ea7624b6f23d5fe8578
SHA1 hash:
7b91f16659f8b4acf53f2e3a61fed48dc4f0de19
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/53c110a3-dfb4-42fb-b072-cbe77f3b2586/
Parent samples :
075f41c576c8e20d1ec1981a5e4197d514030c69dd653dfc2b94edf5088a0671
d72b89df9ad783312082606f3ae30d1c53927681d71197becfe2f89e432f5ba2
f5a3e39a2ab1ce54d1823ddfd3424c5eb94e3fa028b714d392b1f110a73ccbea
502fcc3cf22524e88b70a44b6bb1db0c90b948d4324a07f8c79a2c1d3a70d404
4fb50209a274456e05b6c1ae9a8ed80af87616e8763816c8fc413880f274fc5e
SH256 hash:
d18c6b832f0229aea8659229b0e37a17f8906c607424b719da5769571b836efc
MD5 hash:
d7a0f36104ae132593cec3f379579d39
SHA1 hash:
ecd62a4655f02fc79fea433392e3921b81b3fad5
Link:
https://www.unpac.me/results/53c110a3-dfb4-42fb-b072-cbe77f3b2586/
SH256 hash:
b0ad96419fa21e841659fb6145ca8c3bf731dcc2f839d7fca125b4afbac0f2a6
MD5 hash:
a1a71569aa92131ff8b44758142a9047
SHA1 hash:
bf35d31b622657e5427d89bce22f2e47b7c422de
Link:
https://www.unpac.me/results/53c110a3-dfb4-42fb-b072-cbe77f3b2586/
SH256 hash:
f83ad4fc8d9bc52e97c1bd43724f56b06a3ecea2d162a633a1d484f0b99eca49
MD5 hash:
8a9b8ea72b8cefb4eebb1d1fe8e4fc57
SHA1 hash:
009b81de36459eab866309484e092d4708d20c82
Link:
https://www.unpac.me/results/53c110a3-dfb4-42fb-b072-cbe77f3b2586/
SH256 hash:
075f41c576c8e20d1ec1981a5e4197d514030c69dd653dfc2b94edf5088a0671
MD5 hash:
e617a9401dbbf9943cb5078b4f4ceb4b
SHA1 hash:
a15686585eb1c02df76a769e0ce3cc9a98d00b75
Link:
https://www.unpac.me/results/53c110a3-dfb4-42fb-b072-cbe77f3b2586/
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/075f41c576c8e20d1ec1981a5e4197d514030c69dd653dfc2b94edf5088a0671

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: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.

Cape
Cape
https://www.capesandbox.com/analysis/275117/

Comments