asyncrat | f58ed2583dfe795fcc029422f5dbb65d90ce61bc74d949ea6b89c2bc3ef2d6c9

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General

Target
f58ed2583dfe795fcc029422f5dbb65d90ce61bc74d949ea6b89c2bc3ef2d6c9
Size 45KB
Sample260802-gnqyhstyaz
SHA256 f58ed2583dfe795fcc029422f5dbb65d90ce61bc74d949ea6b89c2bc3ef2d6c9
MD5 18b72986e6b5eed45c9d958aafc412e4
SHA1 bba7e15bb96d6b9ef8c7238b10086eb8aefa066f
SHA512 db17719fec732a4f1e788ec70fd84ab35e66ccc92298a70b3122f5979ef2fc1904032f412f04c5b99fae598eb4f8fe56fe553dca5c77e34255fe4dfd53c6b1e1
SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1pQ0u3+/vPPjZPIvzjbegH3i746qJXqPsjhZnqscBDg:cuR0JTPjY2Gi32/jWv3bhHS86qwUL6dW
TLSH
T127232B0037E9812BF2BE4F7898F25245867AF6633603E54A1CC451DB5713FC69A43AEE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

vnsextop1.com:80
vnsextop1.com:22
vnsextop1.com:8080
vnsextop1.com:8880
vnsextop1.com:2052
vnsextop1.com:2082
vnsextop1.com:2086
vnsextop1.com:2095
vnsextop1.com:443
vnsextop1.com:2053
vnsextop1.com:2083
vnsextop1.com:2087
vnsextop1.com:2096
vnsextop1.com:8443
www.vnsextop1.com:80
www.vnsextop1.com:22
www.vnsextop1.com:8080
www.vnsextop1.com:8880
www.vnsextop1.com:2052
www.vnsextop1.com:2082
www.vnsextop1.com:2086
www.vnsextop1.com:2095
www.vnsextop1.com:443
www.vnsextop1.com:2053
www.vnsextop1.com:2083
www.vnsextop1.com:2087
www.vnsextop1.com:2096
www.vnsextop1.com:8443
ryuk.vnsextop1.com:80
ryuk.vnsextop1.com:22
ryuk.vnsextop1.com:8080
ryuk.vnsextop1.com:8880
ryuk.vnsextop1.com:2052
ryuk.vnsextop1.com:2082
ryuk.vnsextop1.com:2086
ryuk.vnsextop1.com:2095
ryuk.vnsextop1.com:443
ryuk.vnsextop1.com:2053
ryuk.vnsextop1.com:2083
ryuk.vnsextop1.com:2087
ryuk.vnsextop1.com:2096
ryuk.vnsextop1.com:8443
nimda.vnsextop1.com:80
nimda.vnsextop1.com:22
nimda.vnsextop1.com:8080
nimda.vnsextop1.com:8880
nimda.vnsextop1.com:2052
nimda.vnsextop1.com:2082
nimda.vnsextop1.com:2086
nimda.vnsextop1.com:2095
nimda.vnsextop1.com:443
nimda.vnsextop1.com:2053
nimda.vnsextop1.com:2083
nimda.vnsextop1.com:2087
nimda.vnsextop1.com:2096
nimda.vnsextop1.com:8443
azorult.vnsextop1.com:80
azorult.vnsextop1.com:22
azorult.vnsextop1.com:8080
azorult.vnsextop1.com:8880
azorult.vnsextop1.com:2052
azorult.vnsextop1.com:2082
azorult.vnsextop1.com:2086
azorult.vnsextop1.com:2095
azorult.vnsextop1.com:443
azorult.vnsextop1.com:2053
azorult.vnsextop1.com:2083
azorult.vnsextop1.com:2087
azorult.vnsextop1.com:2096
azorult.vnsextop1.com:8443

Mutex

3pGkhvnFxsmG

Attributes

delay
0
install
true
install_file
44um.exe
install_folder
%AppData%

aes.plain

Signatures

Family: AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat

Async RAT payload 1 IoCs

rat

resource	yara_rule
sample	family_asyncrat

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
f58ed2583dfe795fcc029422f5dbb65d90ce61bc74d949ea6b89c2bc3ef2d6c9

File Explorer

f58ed2583dfe795fcc029422f5dbb65d90ce61bc74d949ea6b89c2bc3ef2d6c9

.exe 45KB

f58ed2583dfe795fcc029422f5dbb65d90ce61bc74d949ea6b89c2bc3ef2d6c9

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 f58ed2583dfe795fcc029422f5dbb65d90ce61bc74d949ea6b89c2bc3ef2d6c9
MD5 18b72986e6b5eed45c9d958aafc412e4
SHA1 bba7e15bb96d6b9ef8c7238b10086eb8aefa066f
SHA512 db17719fec732a4f1e788ec70fd84ab35e66ccc92298a70b3122f5979ef2fc1904032f412f04c5b99fae598eb4f8fe56fe553dca5c77e34255fe4dfd53c6b1e1
SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1pQ0u3+/vPPjZPIvzjbegH3i746qJXqPsjhZnqscBDg:cuR0JTPjY2Gi32/jWv3bhHS86qwUL6dW
TLSH
T127232B0037E9812BF2BE4F7898F25245867AF6633603E54A1CC451DB5713FC69A43AEE
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Async RAT payload

rat
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

51310

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

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

PDB paths

f58ed2583dfe795fcc029422f5dbb65d90ce61bc74d949ea6b89c2bc3ef2d6c9

mscoree

dotnet