Behavioral task
behavioral1
Sample
app_any_run_conf_audit.ps1
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
app_any_run_conf_audit.ps1
Resource
win10v2004-20240412-en
Behavioral task
behavioral3
Sample
4eb22bcde9c1f6978506647ab39e9e4245cb4bde3a359c0348e37ec3f9c12116.exe
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
4eb22bcde9c1f6978506647ab39e9e4245cb4bde3a359c0348e37ec3f9c12116.exe
Resource
win10v2004-20240412-en
General
-
Target
app_any_run.rar.zip
-
Size
27KB
-
MD5
386ad453dc5b01767162fd8f7e7f6e43
-
SHA1
e507bf2997ee7edae9b7cdd73b9d052439bc0fd5
-
SHA256
85af734ab098de6d1b39f076ef4db5b0c1cb80fee43a41026ea16bff0be5ad34
-
SHA512
221aa728779d26ecfee3b09c1a17789418bdbcaa4fcad173a9ee6d718f3fae6ee69feee875ad5d19308d1232b490369fc1037a888b4e6e993f060d81f9a88599
-
SSDEEP
384:2lVSVwrtCKbob91wGVC5h5wwuf0/q120veUj+oWb5YNGSLBelYJxT:2rPvbE91bVC/5wwuQZ03jC5YNGAel4
Malware Config
Extracted
http://live.sysinternals.com/Sysmon.exe
https://raw.githubusercontent.com/olafhartong/sysmon-modular/master/sysmonconfig-with-filedelete.xml
Extracted
asyncrat
1.0.7
DOMINIOS 777
liverpool777.duckdns.org:7094
DcRatMutex_qwqdanchun
-
delay
1
-
install
false
-
install_folder
%AppData%
Signatures
-
Async RAT payload 1 IoCs
resource yara_rule static1/unpack003/4eb22bcde9c1f6978506647ab39e9e4245cb4bde3a359c0348e37ec3f9c12116 family_asyncrat -
Asyncrat family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack003/4eb22bcde9c1f6978506647ab39e9e4245cb4bde3a359c0348e37ec3f9c12116
Files
-
app_any_run.rar.zip.zip
Password: infected
-
app_any_run.rar.rar .zip polyglot
Password: infected
-
app_any_run_conf_audit.ps1.ps1
-
malware.zip.zip
Password: infected
-
4eb22bcde9c1f6978506647ab39e9e4245cb4bde3a359c0348e37ec3f9c12116.exe windows:4 windows x86 arch:x86
Password: infected
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
Imports
mscoree
_CorExeMain
Sections
.text Size: 43KB - Virtual size: 42KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ