MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 88ae2d739cf1bb2cb87e55498b46f53cc6c641ede1cf5619af8d0a128a1a2a39. 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: 10
| SHA256 hash: | 88ae2d739cf1bb2cb87e55498b46f53cc6c641ede1cf5619af8d0a128a1a2a39 |
|---|---|
| SHA3-384 hash: | a2d18f0aba18b3e774122400abde6a3adbabd2ec3baf50cbddd1f994f90fca2dae1776545d2331432aad256361195d61 |
| SHA1 hash: | 4552ad8e9225d14042c85c2336e4664003736dc5 |
| MD5 hash: | 1785158f20ac4437f58b257f34a3a5b3 |
| humanhash: | mango-thirteen-sodium-river |
| File name: | noah crypt(1).exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 719'872 bytes |
| First seen: | 2020-11-04 11:33:28 UTC |
| Last seen: | 2020-11-04 19:50:39 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger) |
| ssdeep | 12288:U1PZBWEJhTpTEJdmHUKKuQrFkiVKiyDG//9mY3WJhL2EtTQwB0p:SPrh1YXmHUKKRepiyDGnrWJhL2EWwB |
| Threatray | 2'808 similar samples on MalwareBazaar |
| TLSH | 40E402135BD8F9A8DA7B37315F715994CB67FA91A23BC60F0578D00F08A2A88CF517A1 |
| Reporter |  cocaman |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
4
# of downloads :
87
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Launching a process
Creating a file
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Injects a PE file into a foreign processes
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 submitted file
PE file contains section with special chars
PE file has nameless sections
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses netsh to modify the Windows network and firewall settings
Writes to foreign memory regions
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-11-03 23:31:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
26 of 29 (89.66%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 2'798 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of UnmapMainImage
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.impactheroes.agency/bns/
Unpacked files
SH256 hash:
88ae2d739cf1bb2cb87e55498b46f53cc6c641ede1cf5619af8d0a128a1a2a39
MD5 hash:
1785158f20ac4437f58b257f34a3a5b3
SHA1 hash:
4552ad8e9225d14042c85c2336e4664003736dc5
SH256 hash:
baa7e38a128981b0e1658634f94475c3aec089af197d114806be20e10ec7a549
MD5 hash:
d87e50aee236cf92b5f6f6803cde0315
SHA1 hash:
6f7f8381d72bd2eeeb72297458950b9b64edee1d
SH256 hash:
350bfba3c69dc86935ef032d111ea729210b5fad849541d2b089d1497ec849e8
MD5 hash:
0f1ab7ca5573407a9d17d70273637d20
SHA1 hash:
d0b7a81468ff756f55e78fd8ae21c0c6784a92e1
SH256 hash:
bac5797bde4b2810766a40d95bcdb825ac5b395fcbadd139daa19a44a6cdc049
MD5 hash:
a92cc1f6e0a2742350dfda6726db14c0
SHA1 hash:
e5404e3ed46498deb8ad8966a774540c2b8e9c1e
SH256 hash:
ccca4071db08dd8cb33ab702b30e036138e666fffc31d033f2ca51685fa54275
MD5 hash:
efae9834baaa803c53b9f56d661f6ea2
SHA1 hash:
7f0f15c618d2ed089afdee69a331d213f1267620
Detections:
win_formbook_g0
win_formbook_auto
Please note that we are no longer able to provide a coverage score for Virus Total.
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Other
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