Behavioral task
behavioral1
Sample
a73eadb907783e34e9c8e1ee2e110d78.dll
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
a73eadb907783e34e9c8e1ee2e110d78.dll
Resource
win10v2004-20231215-en
General
-
Target
a73eadb907783e34e9c8e1ee2e110d78
-
Size
213KB
-
MD5
a73eadb907783e34e9c8e1ee2e110d78
-
SHA1
3b489177e75f10a65931ba0c50e14f392e6f9084
-
SHA256
da60b29c2d135e90b2393652ffd8ee0d1cecaa5d2ab2bac2740baa285769ba8c
-
SHA512
a24052d0aab9deccbf844d5c2a8b70506ee43370cccab5e9b4876960f5d1cb1c4967df97194cf9ac92e15bc8a725f7eb53b9bf29091e644913174837c4fd2217
-
SSDEEP
3072:u+FcIvEbJvYdGVWwk4Kj6olpR2B5f4dS/L4jjZU71+Unw6EE:zHEbJAZwBqplpAX/LmjYpbE
Malware Config
Extracted
cobaltstrike
0
http://114.33.71.29:8090/s/ref=nb_sb_noss_1/591-57121344-2366315/field-keywords=year
-
access_type
512
-
beacon_type
2048
-
dns_idle
1.743977421e+09
-
host
114.33.71.29,/s/ref=nb_sb_noss_1/591-57121344-2366315/field-keywords=year
-
http_header1
AAAACgAAAAtBY2NlcHQ6ICovKgAAAAoAAAAUSG9zdDogd3d3LmFtYXpvbi5jb20AAAAHAAAAAAAAAAMAAAACAAAADnNlc3Npb24tdG9rZW49AAAAAgAAAAxza2luPW5vc2tpbjsAAAABAAAALGNzbS1oaXQ9cy1jZVdVMU9TUzIzZm5sYzNRdHNRc3w5MDU0ODgwNDgyMTA1AAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
-
http_header2
AAAACgAAAAtBY2NlcHQ6ICovKgAAAAoAAAAWQ29udGVudC1UeXBlOiB0ZXh0L3htbAAAAAoAAAAgWC1SZXF1ZXN0ZWQtV2l0aDogWE1MSHR0cFJlcXVlc3QAAAAKAAAAFEhvc3Q6IHd3dy5hbWF6b24uY29tAAAACQAAAApzej0xNjB4NjAwAAAACQAAABFvZT1vZT1JU08tODg1OS0xOwAAAAcAAAAAAAAABQAAAAJzbgAAAAkAAAAGcz04OTczAAAACQAAACJkY19yZWY9aHR0cCUzQSUyRiUyRnd3dy5hbWF6b24uY29tAAAABwAAAAEAAAADAAAABAAAAAAAAA==
-
http_method1
GET
-
http_method2
POST
-
jitter
3328
-
maxdns
244
-
polling_time
6000
-
port_number
8090
-
sc_process32
%windir%\syswow64\rundll32.exe
-
sc_process64
%windir%\sysnative\rundll32.exe
-
state_machine
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCCoSzQHgUYWswkVUhKl3Lj6KfDNR36Skh0aB4AR1PgALDH/iD+k+RVgggZcM9Ka1H26iqiMDp3Fb2tAFLveBqoKsWONB30w7AGah+duPOAA9EjNnBqyyQKv7jesNkgNkgpN0Ht5Gugc/l8+0KMLF32cg95SqEUR711VRvY5ufUJwIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
-
unknown1
2.896833024e+09
-
unknown2
AAAABAAAAAMAAAAIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
-
uri
/N3744/adj/amzn.us.sr.aps
-
user_agent
Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.73 Safari/537.36 OPR/34.0.2036.25
-
watermark
0
Signatures
-
Cobaltstrike family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource a73eadb907783e34e9c8e1ee2e110d78
Files
-
a73eadb907783e34e9c8e1ee2e110d78.dll windows:4 windows x86 arch:x86
dae02f32a21e03ce65412f6e56942daa
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
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
mscoree
_CorDllMain
Sections
.text Size: 211KB - Virtual size: 210KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1024B - Virtual size: 672B
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