MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 7fb8142113f69c8ad84a242ce0c6f17125baa756a6a43549d466ea26dbed7709. 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: 18
| SHA256 hash: | 7fb8142113f69c8ad84a242ce0c6f17125baa756a6a43549d466ea26dbed7709 |
|---|---|
| SHA3-384 hash: | d652aad37fccfb8235eb7bd2715b7b3bc591dcc173f3622456f2d60f6f74c9c20625ef42f280af75240b13bb877f75e7 |
| SHA1 hash: | 8d089755db0d73db0cec6e8db288392a6be7fb70 |
| MD5 hash: | d6c5df23371399eb60055b93d7b80ea7 |
| humanhash: | alabama-eighteen-bacon-early |
| File name: | d6c5df23371399eb60055b93d7b80ea7 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 421'809 bytes |
| First seen: | 2023-11-03 08:08:49 UTC |
| Last seen: | 2023-11-03 09:19:42 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | b76363e9cb88bf9390860da8e50999d2 (464 x Formbook, 184 x AgentTesla, 122 x SnakeKeylogger) |
| ssdeep | 12288:urCWDLCC6zQAnzN49TOD5iITFCsQv1dmm5oOcHZx:UCeLp2nzNg61iLP5lYZx |
| TLSH | T1CF94232651C080F3C2A552F11476AB2DE2BBCD3AD7D479830BD87F3B2F6068399456E6 |
| 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): |  |
| dhash icon | 78f9b898b8c2c940 (16 x Formbook, 15 x AgentTesla, 2 x AveMariaRAT) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
311
Origin country :
FRVendor Threat Intelligence
Malware family:
formbook
ID:
1
File name:
TN81804BM Production.doc
Verdict:
Malicious activity
Analysis date:
2023-11-03 01:50:49 UTC
Tags:
exploit cve-2017-11882 formbook xloader
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Setting browser functions hooks
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Unauthorized injection to a browser process
Gathering data
Verdict:
Malicious
Threat level:
10/10
Confidence:
89%
Tags:
control installer lolbin overlay packed shell32
Verdict:
Malicious
Labled as:
Jaik.Generic
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
Verdict:
Malicious
Result
Threat name:
FormBook, NSISDropper
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
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)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
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
Uses ipconfig to lookup or modify the Windows network settings
Yara detected FormBook
Yara detected NSISDropper
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2023-11-01 17:12:30 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
20 of 24 (83.33%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
formbook
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:t6tg rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Executes dropped EXE
Loads dropped DLL
Formbook payload
Formbook
Unpacked files
SH256 hash:
9352df1cc2090a8934e296af6a0408942c8e70c1bca3533a5589fdf51a221d9a
MD5 hash:
f12f023cd45c1841cff55afc3216b682
SHA1 hash:
26d8f501debea549d892f6d6cd15610fb7239b9c
Detections:
FormBook
win_formbook_w0
win_formbook_auto
win_formbook_g0
SH256 hash:
a2e1c05e36e0d1af779d093396104bab3b43ea445052ad85f06f2bb85a178313
MD5 hash:
87086e5fe466e5ceee51bec50f40f690
SHA1 hash:
5342f9da8487bb5fda6d5d699dd781924c972f3f
SH256 hash:
9bda9245bffa24c97e70921cecd446bff9ada1c6d95637a8dd39e3629b9b638a
MD5 hash:
237d0bbad40105a65cded443f7b9e2f1
SHA1 hash:
0fd337d8dac61771c464aaa8f7d962c089c7ff55
SH256 hash:
7fb8142113f69c8ad84a242ce0c6f17125baa756a6a43549d466ea26dbed7709
MD5 hash:
d6c5df23371399eb60055b93d7b80ea7
SHA1 hash:
8d089755db0d73db0cec6e8db288392a6be7fb70
Malware family:
FormBook
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | DebuggerCheck__GlobalFlags |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerCheck__QueryInfo |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerHiding__Active |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerHiding__Thread |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | maldoc_find_kernel32_base_method_1 |
|---|---|
| Author: | Didier Stevens (https://DidierStevens.com) |
| Rule name: | maldoc_getEIP_method_1 |
|---|---|
| Author: | Didier Stevens (https://DidierStevens.com) |
| Rule name: | MD5_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for MD5 constants |
| Rule name: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | pe_no_import_table |
|---|---|
| Description: | Detect pe file that no import table |
| Rule name: | RIPEMD160_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for RIPEMD-160 constants |
| Rule name: | SEH__vectored |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | SHA1_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA1 constants |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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