3354a10fd7ca2229b008a440cc84140ac217565d557a133cd605b359f6399f5a

Analysis

max time kernel
149s
max time network
152s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
19-07-2023 13:54

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General

Target

eb9afd5512b4ecexe_JC.exe
Size

89KB
MD5

eb9afd5512b4ecc561438a089265a051
SHA1

2c747ae8c5e5105a557e2854f34847328df9a6b3
SHA256

3354a10fd7ca2229b008a440cc84140ac217565d557a133cd605b359f6399f5a
SHA512

d5ea006a99bcbf5032edab1902d034d1217db63585e4ddddaccd5dc37134ec83aa55c702fbd39a932dedb257a51e418f0bda2c95762c28dfebb893700f5f78e5
SSDEEP

1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNuj2GQ8:AnBdOOtEvwDpj6zW

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2352	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2520	eb9afd5512b4ecexe_JC.exe

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2520-54-0x0000000000500000-0x000000000050F000-memory.dmp	upx
behavioral1/files/0x0008000000012029-65.dat	upx
behavioral1/memory/2520-68-0x0000000000500000-0x000000000050F000-memory.dmp	upx
behavioral1/memory/2352-71-0x0000000000500000-0x000000000050F000-memory.dmp	upx
behavioral1/files/0x0008000000012029-70.dat	upx
behavioral1/files/0x0008000000012029-80.dat	upx
behavioral1/memory/2352-81-0x0000000000500000-0x000000000050F000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 2352	2520	eb9afd5512b4ecexe_JC.exe	28
PID 2520 wrote to memory of 2352	2520	eb9afd5512b4ecexe_JC.exe	28
PID 2520 wrote to memory of 2352	2520	eb9afd5512b4ecexe_JC.exe	28
PID 2520 wrote to memory of 2352	2520	eb9afd5512b4ecexe_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\eb9afd5512b4ecexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\eb9afd5512b4ecexe_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2352

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
89KB

MD5
78ed66420148e02c5d520709e3a7bbb0

SHA1
36b6cabe473e0074fb5acb2655fcf389e09edcf1

SHA256
5cb49796b60b2eb5424093eec92a53cd9df6d204bf74df547a328fcd66b3c24a

SHA512
c3a642d414b6d926b806ad514e9c895fd5076cfdd5eebb3c2c9469ef62b13a105fe39e4a2051d15cf6a669b6abcbf3d5eb7b406056f7654a6cc9b2bc435b592e

Download Submit
C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
89KB

MD5
78ed66420148e02c5d520709e3a7bbb0

SHA1
36b6cabe473e0074fb5acb2655fcf389e09edcf1

SHA256
5cb49796b60b2eb5424093eec92a53cd9df6d204bf74df547a328fcd66b3c24a

SHA512
c3a642d414b6d926b806ad514e9c895fd5076cfdd5eebb3c2c9469ef62b13a105fe39e4a2051d15cf6a669b6abcbf3d5eb7b406056f7654a6cc9b2bc435b592e

Download Submit
\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
89KB

MD5
78ed66420148e02c5d520709e3a7bbb0

SHA1
36b6cabe473e0074fb5acb2655fcf389e09edcf1

SHA256
5cb49796b60b2eb5424093eec92a53cd9df6d204bf74df547a328fcd66b3c24a

SHA512
c3a642d414b6d926b806ad514e9c895fd5076cfdd5eebb3c2c9469ef62b13a105fe39e4a2051d15cf6a669b6abcbf3d5eb7b406056f7654a6cc9b2bc435b592e

Download Submit
memory/2352-74-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2352-71-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2352-73-0x0000000000520000-0x0000000000526000-memory.dmp

Filesize
24KB

Download
memory/2352-81-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2520-57-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2520-68-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2520-69-0x0000000002480000-0x000000000248F000-memory.dmp

Filesize
60KB

Download
memory/2520-56-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/2520-54-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2520-55-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download