c8ff93cc8944946a62423dc2021fa9abc977ed35b19e4ef1cb674a95c226f026

Analysis

max time kernel
150s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
14/06/2023, 15:16

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General

Target

ab4_fw_2.1b.exe
Size

5.5MB
MD5

0a12d38199c34570e6ac43e707ab428a
SHA1

07bd3b62ced0eefa75dce489f7921ed2d59bd3a1
SHA256

c8ff93cc8944946a62423dc2021fa9abc977ed35b19e4ef1cb674a95c226f026
SHA512

3ab93ce1ec4a7d74fb56095bedda352df5315a1557acb13a4771cf322cd5096fa453645be354ed40d5d744577726e738765d85c8e8d2345380f4d5add4fd85ca
SSDEEP

98304:QqdQEkLFaOt0q/mpZjqKL6CIZx+vUuV+41QRK5Ygo2EwPN1bqiCeNsCdDoaAsvta:TQFltyZjT6CIZU8uwSHWrrYDCsrgJ

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1752	ab4_fw_2.1b.tmp

Loads dropped DLL 4 IoCs

pid	Process
1992	ab4_fw_2.1b.exe
1752	ab4_fw_2.1b.tmp
1752	ab4_fw_2.1b.tmp
1752	ab4_fw_2.1b.tmp

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1752	ab4_fw_2.1b.tmp

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1992 wrote to memory of 1752	1992	ab4_fw_2.1b.exe	26
PID 1992 wrote to memory of 1752	1992	ab4_fw_2.1b.exe	26
PID 1992 wrote to memory of 1752	1992	ab4_fw_2.1b.exe	26
PID 1992 wrote to memory of 1752	1992	ab4_fw_2.1b.exe	26
PID 1992 wrote to memory of 1752	1992	ab4_fw_2.1b.exe	26
PID 1992 wrote to memory of 1752	1992	ab4_fw_2.1b.exe	26
PID 1992 wrote to memory of 1752	1992	ab4_fw_2.1b.exe	26

C:\Users\Admin\AppData\Local\Temp\ab4_fw_2.1b.exe
"C:\Users\Admin\AppData\Local\Temp\ab4_fw_2.1b.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1992
- C:\Users\Admin\AppData\Local\Temp\is-OKKBU.tmp\ab4_fw_2.1b.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-OKKBU.tmp\ab4_fw_2.1b.tmp" /SL5="$80124,5339587,54272,C:\Users\Admin\AppData\Local\Temp\ab4_fw_2.1b.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: GetForegroundWindowSpam
  PID:1752

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\is-OKKBU.tmp\ab4_fw_2.1b.tmp

Filesize
688KB

MD5
c765336f0dcf4efdcc2101eed67cd30c

SHA1
fa0279f59738c5aa3b6b20106e109ccd77f895a7

SHA256
c5177fdc6031728e10141745cd69edbc91c92d14411a2dec6e8e8caa4f74ab28

SHA512
06a67ac37c20897967e2cad453793a6ef1c7804d4c578404f845daa88c859b15b0acb51642e6ad23ca6ba6549b02d5f6c98b1fa402004bdbf9d646abab7ec891

Download Submit
\Users\Admin\AppData\Local\Temp\is-3JOMN.tmp\_isetup\_isdecmp.dll

Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
\Users\Admin\AppData\Local\Temp\is-3JOMN.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-3JOMN.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-OKKBU.tmp\ab4_fw_2.1b.tmp

Filesize
688KB

MD5
c765336f0dcf4efdcc2101eed67cd30c

SHA1
fa0279f59738c5aa3b6b20106e109ccd77f895a7

SHA256
c5177fdc6031728e10141745cd69edbc91c92d14411a2dec6e8e8caa4f74ab28

SHA512
06a67ac37c20897967e2cad453793a6ef1c7804d4c578404f845daa88c859b15b0acb51642e6ad23ca6ba6549b02d5f6c98b1fa402004bdbf9d646abab7ec891

Download Submit
memory/1752-61-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/1752-73-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/1752-75-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/1992-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1992-62-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads