a8355a7042628dd552247f71b893ddbd7837a46808110bdcbab3261d6940c25b

Analysis

max time kernel
141s
max time network
30s
platform
windows7_x64
resource
win7-20230621-en
resource tags

arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system
submitted
02/07/2023, 05:41

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General

Target

system-explorer.exe
Size

1.8MB
MD5

9c7c772f29a396cec812186eb2cf662d
SHA1

436b524867c2b770e9e734c7cfe02dc726cfe0d5
SHA256

a8355a7042628dd552247f71b893ddbd7837a46808110bdcbab3261d6940c25b
SHA512

ce2c9a739dd80e5f42428d2ba62bc10dcd946964b4b3d9a9748c19aedfdd70d10bfba0578465571a8f81e76f2c93849421c45f7486275ed7f4aaa4eebe71cade
SSDEEP

49152:n9cO0vJmc9zVEr/OW0X0zJngyHtXusPKflK/:9AvJrEGU1FxiK/

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
316	system-explorer.tmp

Loads dropped DLL 3 IoCs

pid	Process
580	system-explorer.exe
316	system-explorer.tmp
316	system-explorer.tmp

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
316	system-explorer.tmp

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 580 wrote to memory of 316	580	system-explorer.exe	27
PID 580 wrote to memory of 316	580	system-explorer.exe	27
PID 580 wrote to memory of 316	580	system-explorer.exe	27
PID 580 wrote to memory of 316	580	system-explorer.exe	27
PID 580 wrote to memory of 316	580	system-explorer.exe	27
PID 580 wrote to memory of 316	580	system-explorer.exe	27
PID 580 wrote to memory of 316	580	system-explorer.exe	27

C:\Users\Admin\AppData\Local\Temp\system-explorer.exe
"C:\Users\Admin\AppData\Local\Temp\system-explorer.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:580
- C:\Users\Admin\AppData\Local\Temp\is-5RCK5.tmp\system-explorer.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-5RCK5.tmp\system-explorer.tmp" /SL5="$80126,1642604,56832,C:\Users\Admin\AppData\Local\Temp\system-explorer.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: GetForegroundWindowSpam
  PID:316

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\is-5RCK5.tmp\system-explorer.tmp

Filesize
691KB

MD5
9303156631ee2436db23827e27337be4

SHA1
018e0d5b6ccf7000e36af30cebeb8adc5667e5fa

SHA256
bae22f27c12bce1faeb64b6eb733302aff5867baa8eed832397a7ce284a86ff4

SHA512
9fe100fafb1c74728109667b5a2261a31e49c45723de748adaa1d9cb9f8daa389b871056c70066fa3a05be82a5017c8dd590ae149a56d824a9e250d31091a40f

Download Submit
\Users\Admin\AppData\Local\Temp\is-5RCK5.tmp\system-explorer.tmp

Filesize
691KB

MD5
9303156631ee2436db23827e27337be4

SHA1
018e0d5b6ccf7000e36af30cebeb8adc5667e5fa

SHA256
bae22f27c12bce1faeb64b6eb733302aff5867baa8eed832397a7ce284a86ff4

SHA512
9fe100fafb1c74728109667b5a2261a31e49c45723de748adaa1d9cb9f8daa389b871056c70066fa3a05be82a5017c8dd590ae149a56d824a9e250d31091a40f

Download Submit
\Users\Admin\AppData\Local\Temp\is-P8BP2.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-P8BP2.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/316-67-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/316-69-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/580-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/580-68-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads