Analysis
-
max time kernel
149s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
19-07-2023 13:54
Behavioral task
behavioral1
Sample
eb9afd5512b4ecexe_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
eb9afd5512b4ecexe_JC.exe
Resource
win10v2004-20230703-en
General
-
Target
eb9afd5512b4ecexe_JC.exe
-
Size
89KB
-
MD5
eb9afd5512b4ecc561438a089265a051
-
SHA1
2c747ae8c5e5105a557e2854f34847328df9a6b3
-
SHA256
3354a10fd7ca2229b008a440cc84140ac217565d557a133cd605b359f6399f5a
-
SHA512
d5ea006a99bcbf5032edab1902d034d1217db63585e4ddddaccd5dc37134ec83aa55c702fbd39a932dedb257a51e418f0bda2c95762c28dfebb893700f5f78e5
-
SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNuj2GQ8:AnBdOOtEvwDpj6zW
Malware Config
Signatures
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\Control Panel\International\Geo\Nation eb9afd5512b4ecexe_JC.exe -
Executes dropped EXE 1 IoCs
pid Process 4136 asih.exe -
resource yara_rule behavioral2/memory/3312-133-0x0000000000500000-0x000000000050F000-memory.dmp upx behavioral2/files/0x0007000000023212-146.dat upx behavioral2/files/0x0007000000023212-148.dat upx behavioral2/files/0x0007000000023212-149.dat upx behavioral2/memory/3312-150-0x0000000000500000-0x000000000050F000-memory.dmp upx behavioral2/memory/4136-159-0x0000000000500000-0x000000000050F000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3312 wrote to memory of 4136 3312 eb9afd5512b4ecexe_JC.exe 84 PID 3312 wrote to memory of 4136 3312 eb9afd5512b4ecexe_JC.exe 84 PID 3312 wrote to memory of 4136 3312 eb9afd5512b4ecexe_JC.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\eb9afd5512b4ecexe_JC.exe"C:\Users\Admin\AppData\Local\Temp\eb9afd5512b4ecexe_JC.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3312 -
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
PID:4136
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
89KB
MD578ed66420148e02c5d520709e3a7bbb0
SHA136b6cabe473e0074fb5acb2655fcf389e09edcf1
SHA2565cb49796b60b2eb5424093eec92a53cd9df6d204bf74df547a328fcd66b3c24a
SHA512c3a642d414b6d926b806ad514e9c895fd5076cfdd5eebb3c2c9469ef62b13a105fe39e4a2051d15cf6a669b6abcbf3d5eb7b406056f7654a6cc9b2bc435b592e
-
Filesize
89KB
MD578ed66420148e02c5d520709e3a7bbb0
SHA136b6cabe473e0074fb5acb2655fcf389e09edcf1
SHA2565cb49796b60b2eb5424093eec92a53cd9df6d204bf74df547a328fcd66b3c24a
SHA512c3a642d414b6d926b806ad514e9c895fd5076cfdd5eebb3c2c9469ef62b13a105fe39e4a2051d15cf6a669b6abcbf3d5eb7b406056f7654a6cc9b2bc435b592e
-
Filesize
89KB
MD578ed66420148e02c5d520709e3a7bbb0
SHA136b6cabe473e0074fb5acb2655fcf389e09edcf1
SHA2565cb49796b60b2eb5424093eec92a53cd9df6d204bf74df547a328fcd66b3c24a
SHA512c3a642d414b6d926b806ad514e9c895fd5076cfdd5eebb3c2c9469ef62b13a105fe39e4a2051d15cf6a669b6abcbf3d5eb7b406056f7654a6cc9b2bc435b592e