MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 05b1cd603281b2bcdd1f29d7c48f75a7e8fa63c4f3c14a17d7c155465896fdff. 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
| SHA256 hash: | 05b1cd603281b2bcdd1f29d7c48f75a7e8fa63c4f3c14a17d7c155465896fdff |
|---|---|
| SHA3-384 hash: | 4afd5b997eccbc2eb4d43119323f2cf664ce1ade57a6641158ba46ca57aedd4253f7cf81215a443c3e4febcd4bbdc7fa |
| SHA1 hash: | 9420db0a4fe86a9b2a8e7db7103be8330dbdf4ed |
| MD5 hash: | 0ce75681d8d374446f47f8e3e3506e83 |
| humanhash: | one-orange-ten-sixteen |
| File name: | 0ce75681d8d374446f47f8e3e3506e83 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 556'032 bytes |
| First seen: | 2022-06-27 16:16:52 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger) |
| ssdeep | 12288:o0CHBvJ+p6dI6SIzgdb5qTom6r/n6xTjzcQK4:oqMVVzgdb5QoX/6xT9K |
| TLSH | T108C4022ABAE6EE5AC2A95233E1E01411177713875A13FB1F61CD735A08233F9CA717C6 |
| TrID | 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.4% (.EXE) Win64 Executable (generic) (10523/12/4) 6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.4% (.EXE) Win32 Executable (generic) (4505/5/1) 2.0% (.EXE) OS/2 Executable (generic) (2029/13) |
| File icon (PE): |  |
| dhash icon | b2f949b1bafab8b0 (18 x AgentTesla, 17 x Loki, 17 x Formbook) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
253
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
greyware packed
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
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
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
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
Yara detected AntiVM3
Yara detected FormBook
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-06-27 10:45:48 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
21 of 26 (80.77%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:rv4k rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Unpacked files
SH256 hash:
5995e1fbb91dbfad514b36b96f79365f66b61957af56ebb8dd00b2a245c1b7b0
MD5 hash:
57d30ab4bc396455eaf47a444a829621
SHA1 hash:
e6683c40eaa4eef4fbe0aef0f8ac73bc26e2df4c
Detections:
win_formbook_g0
win_formbook_auto
FormBook
SH256 hash:
0aa8ea56f670ef5041fe87ee1a27b6623c2cf7996ed489214aa076996ca40cac
MD5 hash:
faf84cab64260654988db2f9157f8f89
SHA1 hash:
e1e6ebeaf252c78e74c1355cdefc6a2c52cfab70
SH256 hash:
0cb6aef1fa57d11408e47ae071485ef8f48c2982997b8d74b47a4151d85b978c
MD5 hash:
843aa6edf83bff7b61c6a5369ef41e95
SHA1 hash:
d1bfeec8eaac9a1dacf2f7062ce964d8e7d77085
SH256 hash:
8055c027c6aaf3e84ea9c858bbd4140cc2e86f93a14ff4eef78aa0154d5b7063
MD5 hash:
1c451ed35ab7313b3d5f907376710b17
SHA1 hash:
aca3fec34a02756e400b7080854eaa93bf090548
SH256 hash:
39a674a1ef2f19a923b829badcf3edfd1860702a811848487de317c1f1e65af0
MD5 hash:
d78f2503332137a8e84b359eb7c9bdb7
SHA1 hash:
9853b84c2b3d7524eb51d3aed8b5ffa0e9c19000
SH256 hash:
05b1cd603281b2bcdd1f29d7c48f75a7e8fa63c4f3c14a17d7c155465896fdff
MD5 hash:
0ce75681d8d374446f47f8e3e3506e83
SHA1 hash:
9420db0a4fe86a9b2a8e7db7103be8330dbdf4ed
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
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 |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
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
Comments
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