73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
297s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
18/02/2024, 02:19

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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
8	b2e.exe
2868	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2868	cpuminer-sse2.exe
2868	cpuminer-sse2.exe
2868	cpuminer-sse2.exe
2868	cpuminer-sse2.exe
2868	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4360-5-0x0000000000400000-0x000000000393A000-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 4360 wrote to memory of 8	4360	batexe.exe	74
PID 4360 wrote to memory of 8	4360	batexe.exe	74
PID 4360 wrote to memory of 8	4360	batexe.exe	74
PID 8 wrote to memory of 3868	8	b2e.exe	75
PID 8 wrote to memory of 3868	8	b2e.exe	75
PID 8 wrote to memory of 3868	8	b2e.exe	75
PID 3868 wrote to memory of 2868	3868	cmd.exe	78
PID 3868 wrote to memory of 2868	3868	cmd.exe	78

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4360
- C:\Users\Admin\AppData\Local\Temp\8899.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8899.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8899.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:8
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8ABB.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3868
  - - 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:2868

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\8899.tmp\b2e.exe

Filesize
6.9MB

MD5
598fabd5c4f2915209016c96a5121a25

SHA1
2f73e513b4a7c6aed7bc5cb05933670bb22ba43f

SHA256
f3d38c1bbc3f92d6d485ad538c773fa079704fbb94c5eb0c3326577718d894b5

SHA512
ecffe00d8d389779beed1a783d4ab424656968eff238b857ed6c61e8f0daf9115634d0300349e46f7501f1617eeae30b4ef219022b589ea6e31e89ca77959c10

Download Submit
C:\Users\Admin\AppData\Local\Temp\8899.tmp\b2e.exe

Filesize
8.8MB

MD5
f3005f861952432609c81e1421f06000

SHA1
00b2040f1c71e49a4e4e77088d63952891d370ff

SHA256
bc7a05621d3dbf80136cdb5ffe41d64e5b4ab460c82002267b9deac9215c7441

SHA512
ed07bffeb0a968f46a91691cb863c4368470bf2e9107535289297d998bc28ffdf846adb5dbf0628c7185817491fb7fe9de365a70508c477ef649046f745c09ec

Download Submit
C:\Users\Admin\AppData\Local\Temp\8ABB.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
71KB

MD5
6ff9eb0b19b9e4cf82cd1c973b902042

SHA1
2ada5e7dd5dbdc508ba4c3566f4ce6a970ef28b4

SHA256
35236be91412bc5d05ce15337f08093bd9973fe724ef68e2e710b855c7b3c782

SHA512
817253beedea26be1907596d2f3c592419e992183e18e7766f4921ccbdd190de2bc989f512382ac417f59943f067f4f6a622f6833736f8dc293a972038b61373

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\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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
6.0MB

MD5
b8e8626609682a429129e346c6f1c6a2

SHA1
1f7a9fb00db4e5c867f12112e967e4743ae74623

SHA256
d1e3f1a8805e7c84cf63224ab6132daa882a9e5678e39787d14004adb824c2bb

SHA512
fee2f9bd50cd028c039fbd0b8dbc3482d45ddf2dc6d1aa537490b7c84132c99e1ff1c917b189246d0fa39e2b47586ac0f2e3b028db5e8d02097a78c0c6ce3240

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

Filesize
7.8MB

MD5
f41c86123eaca23802b7331ede39490f

SHA1
c13cfe521ba7efe86590c701f77dbb8a2ed65058

SHA256
6d1957bdf62e57bcbde72fac80ae5b2840007ca249990a28c39719aa0073d429

SHA512
dec0f84a67fd921a237a982b356565d231c9cd5f88c2819409f19e67d13fe3523358e071c29c5f76283d4b5c2fa0331ae78682ced65359c89ac7ee6fccca837c

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

Filesize
6.8MB

MD5
8168eabc6674a7dcad52f783ddc7e7e1

SHA1
55cdbcad81d6a888cacc926b0054bd3fc1980cc7

SHA256
a87e00711b9ea185505e6ffe7564c44a485283fed3e5bb3cf86b06e0c762361e

SHA512
1c5f77aaff093aa439dd692168549ce9bee472ce9b140a0f9c1d63092ee162f71063a94d15930388a68273f1c13a3e45aab23153ab994b1d7d4d16693956420b

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/8-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/8-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2868-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2868-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2868-42-0x0000000062070000-0x0000000062108000-memory.dmp

Filesize
608KB

Download
memory/2868-44-0x0000000001030000-0x00000000028E5000-memory.dmp

Filesize
24.7MB

Download
memory/2868-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4360-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download