73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
298s
max time network
300s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
14/02/2024, 15:09

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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-1-5-21-1815711207-1844170477-3539718864-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
2544	b2e.exe
316	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
316	cpuminer-sse2.exe
316	cpuminer-sse2.exe
316	cpuminer-sse2.exe
316	cpuminer-sse2.exe
316	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4808-9-0x0000000000400000-0x000000000393A000-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 4808 wrote to memory of 2544	4808	batexe.exe	83
PID 4808 wrote to memory of 2544	4808	batexe.exe	83
PID 4808 wrote to memory of 2544	4808	batexe.exe	83
PID 2544 wrote to memory of 4288	2544	b2e.exe	84
PID 2544 wrote to memory of 4288	2544	b2e.exe	84
PID 2544 wrote to memory of 4288	2544	b2e.exe	84
PID 4288 wrote to memory of 316	4288	cmd.exe	87
PID 4288 wrote to memory of 316	4288	cmd.exe	87

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:4808
- C:\Users\Admin\AppData\Local\Temp\8B19.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8B19.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8B19.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:2544
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\955A.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4288
  - - 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:316

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\8B19.tmp\b2e.exe

Filesize
22.4MB

MD5
6caf1e86ffec95284a859a009e6013ce

SHA1
ca31c67b0a82cdee2577712d73d8dc515735ffc0

SHA256
e006557b357653dca160d62ebd55d5e58f6fd9626a1a924d95a30f3e6b09a54c

SHA512
233faffca9216fa79978f8858142f4b8059d889aff31bd37dda875ba78fd41953123bef24488b281022280edce79fd2719fa4060f6bdb6ac8c315b64e04c0537

Download Submit
C:\Users\Admin\AppData\Local\Temp\8B19.tmp\b2e.exe

Filesize
1024KB

MD5
55d3fcf113506e85b6cf485f08b11290

SHA1
539d601fdd7e37fe22412d8c73023e21293ac62c

SHA256
519083ea4de496637895b9c3dd7fa5d9fc1140325272570f09aa0d2bad46f2d3

SHA512
62c0dc6a36ef819eede73c8b041fbdf579ec0ae399654a73a4628555bb84c4e1fdcf314deb659f41986204e2d92acd886dd8735a24a150a309d4035b58a33ee4

Download Submit
C:\Users\Admin\AppData\Local\Temp\8B19.tmp\b2e.exe

Filesize
4.8MB

MD5
aa501b6c9131f6086e93f1d4907379ef

SHA1
0c87e59a6f1c983ef7037836315565ccbfc40639

SHA256
85c1626cff0144af9c2e9020913306b9edcf47bbb62ba8dd71cc22f3c7d3ee66

SHA512
bb1cf036d3f876387f72893562a7fb3d6c03ff3f390cf8a9708ad3341e9aed6087ef31d4a67d500076f39b72e7a26f3606220f9ba17236cb0ae19e83fe04fc7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\955A.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\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
3.3MB

MD5
cf31eeb9754390d2d235192b936aec14

SHA1
f9107a249e57a65a36ea97d23ab303b5f47a4ba5

SHA256
85ed620f3e21288ff33a6cf5b6528094745e60d454e258c7d825493774e0aef0

SHA512
0f7adb141a3b1f7ea34e3bfeabb818aa9e2503939ecdb4efd121d2163d756ea4f65185b00f7874fbe1e595aee6bda043e5db0c643f8d19e482f540234d2d2b0d

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

Filesize
2.7MB

MD5
ee8289dbc8234b6bca97a82cafc91a9c

SHA1
29d5560a69c5977cd524d9a4be637ce132e636f8

SHA256
4a452a25658ecde2b27200e590c100c188ad2f963708a0afb4ff6422f2879138

SHA512
82a9277b099812078808506afc994800fbad22a84ccc1c4e71e588eaecfb8497c7d25c7234580a434ad4d533f91e85b96f38f97d6033e9e2ed02dad1b26039ef

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

Filesize
2.7MB

MD5
28b7dcab9ecfefe671aa0f170bd434d9

SHA1
88a60774cba8b006c769ef934170dd1cea2e9350

SHA256
ff19cd1b36757ae215908affc63077e5a07455f36519ca942548deee44eee27e

SHA512
d5d19201e10e12b5f1e13d24a5e99bb3e34277a76b6e84cb7a6f11b5bd1cb9d5451f79db755cb476758cabc8070548521859b7c3da616180f07bc7b0a6f106a5

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/316-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/316-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/316-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/316-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/316-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/316-46-0x0000000070B60000-0x0000000070BF8000-memory.dmp

Filesize
608KB

Download
memory/316-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/316-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/316-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/316-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/316-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/316-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/316-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/316-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/316-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2544-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2544-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4808-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download