73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
302s
platform
windows10-2004_x64
resource
win10v2004-20231222-ja
resource tags

arch:x64arch:x86image:win10v2004-20231222-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
20/02/2024, 05:20

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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-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
2788	b2e.exe
2204	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2204	cpuminer-sse2.exe
2204	cpuminer-sse2.exe
2204	cpuminer-sse2.exe
2204	cpuminer-sse2.exe
2204	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4700-9-0x0000000000400000-0x000000000393A000-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 4700 wrote to memory of 2788	4700	batexe.exe	85
PID 4700 wrote to memory of 2788	4700	batexe.exe	85
PID 4700 wrote to memory of 2788	4700	batexe.exe	85
PID 2788 wrote to memory of 184	2788	b2e.exe	86
PID 2788 wrote to memory of 184	2788	b2e.exe	86
PID 2788 wrote to memory of 184	2788	b2e.exe	86
PID 184 wrote to memory of 2204	184	cmd.exe	89
PID 184 wrote to memory of 2204	184	cmd.exe	89

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:4700
- C:\Users\Admin\AppData\Local\Temp\B6BD.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B6BD.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B6BD.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:2788
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B99B.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:184
  - - 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:2204

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\B6BD.tmp\b2e.exe

Filesize
14.1MB

MD5
96fdc334567fcf71744c58b4aad9e027

SHA1
2ecd79427cefed63a9317699fec63e70c2254bcd

SHA256
3616fb764a3416d6336b62000ff999363d812ff84c0719b5cac3dc13648d19ce

SHA512
53ab9446046eb7d0165776ef6dae466cc2d9d710f6c4c6757e7cd1b4f6f6bc52f5a5d6f99ec141e815d70c9ee7e2f550acdb098e48d61a123d9e9224373582a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\B6BD.tmp\b2e.exe

Filesize
1.5MB

MD5
cea5ac80b2526584151e0d23a2b58cb4

SHA1
423e015a78d466e1a3bc1264cab4cea8273b0fdc

SHA256
4696f27198b2620ebceed74dd503ca76975acb95ff917f56e3563710933f01bd

SHA512
29d5dfed337658751e27f62487d01b6ac4920ed7ef37f3876f3b31bdb2f49f022f328abf914429b488a92fc79cdbce0c071a6d995595eb0e1a81a32892c68af5

Download Submit
C:\Users\Admin\AppData\Local\Temp\B6BD.tmp\b2e.exe

Filesize
3.6MB

MD5
cd00ea8ce99a55d12305f73f5aecaf17

SHA1
8514b6ecbbc5b8e730bb747717b53e399379de72

SHA256
6926f782e2335b2d332cf3a4dd3b937ba0a1cc56da2c9366345b8e67d72d4fb2

SHA512
f8c6f0fab5d96fa965d8acea3f97fe318f540a3c65215ce648cbb2e25a492d76ecf06b8f31a30f78462ee4b6e301aef9a1ea23c50b328b7341639b40026ecc40

Download Submit
C:\Users\Admin\AppData\Local\Temp\B99B.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
6.9MB

MD5
8c21367b41e5d89e67d8ae13fe0e1251

SHA1
6e389dca0e8d2582feb01d03055b63f17f664a77

SHA256
600b673684bf7bab44bd05f1812bcc95cb2d7b68fea7379009313d6de3ea93ad

SHA512
bf035dab87d312911503a6a35b0619d3c26afecb67204c8b75cbab3453f68e0b5ed8a550918c1a1439a4010beca087da2d12bbd96f6bba1ea367832ff3afb9ea

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

Filesize
5.9MB

MD5
d267107aca2ca0c02b627f392b259c52

SHA1
3bb36dd799d03f047b63f53e92bdc87892802485

SHA256
f4c1d5d33b0b32e593f0eba182cee814bf1d7ec69a7f7bc53e86d4a21d415c1b

SHA512
ab955bfd69e43e3d785ee5650518829ebafdd514d9b7c1212f52bea9ea4d1bafaeb5046360e56d34bdee9d7eae1416ca1db6794c4c2d39e6c8f7642b1bfe84bb

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

Filesize
6.0MB

MD5
c5720269f1efe35ec3e89e7c17514d15

SHA1
28d3d7e28e6b2f14e79147a591e25014136655e8

SHA256
c41c417f6755e3d16e801f45f688bb8cf28565070f4b1bc91200a2983c8a7813

SHA512
e79f364b1565a7be1f823493f986115c4326f822f5b06a8834c263a7691cff83e6370f56d5f32a2167886ab8c171b919300403b1349c648ca3be2e700fa2a53e

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2204-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2204-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2204-46-0x0000000073A60000-0x0000000073AF8000-memory.dmp

Filesize
608KB

Download
memory/2204-47-0x0000000001090000-0x0000000002945000-memory.dmp

Filesize
24.7MB

Download
memory/2204-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2204-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2788-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2788-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4700-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download