73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
298s
max time network
304s
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, 08:58

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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-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	b2e.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	batexe.exe

Executes dropped EXE 2 IoCs

pid	Process
4940	b2e.exe
224	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
224	cpuminer-sse2.exe
224	cpuminer-sse2.exe
224	cpuminer-sse2.exe
224	cpuminer-sse2.exe
224	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3876-8-0x0000000000400000-0x000000000393A000-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 3876 wrote to memory of 4940	3876	batexe.exe	83
PID 3876 wrote to memory of 4940	3876	batexe.exe	83
PID 3876 wrote to memory of 4940	3876	batexe.exe	83
PID 4940 wrote to memory of 3616	4940	b2e.exe	84
PID 4940 wrote to memory of 3616	4940	b2e.exe	84
PID 4940 wrote to memory of 3616	4940	b2e.exe	84
PID 3616 wrote to memory of 224	3616	cmd.exe	89
PID 3616 wrote to memory of 224	3616	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:3876
- C:\Users\Admin\AppData\Local\Temp\AB44.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\AB44.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\AB44.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:4940
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B268.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3616
  - - 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:224

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\AB44.tmp\b2e.exe

Filesize
891KB

MD5
0501a0ea5c6f467278ce5b328ab2568d

SHA1
0d8c4fea4f7f98bc7403550f78d76e7eb436fb00

SHA256
b838785e74128327745bb3eb81f53e2068b1fbc817dc87cd1a3ce2e058b679d5

SHA512
a424eb9a5fdf843d902eb951b96a6d27ceedf6c8edcd096c5e2cbf3573d22575407a1a4d57160c7127524a9159fce1589216167ccaf46f57c38375ef46964ca0

Download Submit
C:\Users\Admin\AppData\Local\Temp\AB44.tmp\b2e.exe

Filesize
3.8MB

MD5
7a69624f7316e5fac68a079a6cf60a81

SHA1
447571efee607e9f5f76959049bd7c3ae6cf8c08

SHA256
b487f8fd1607ad1c71cd1e896f00c0b306f894bc2e0f8bff05496c9b670ed0ba

SHA512
0430154ea7c1c9d7aa479ae0bad090e15b009de546085b382b2fa6b4eb8ecc157a7405e56bffa1b860e2dccb7f11e9f7173d018e8b6483982baa3a135c741d93

Download Submit
C:\Users\Admin\AppData\Local\Temp\AB44.tmp\b2e.exe

Filesize
4.3MB

MD5
225ad63ae4285536842ee1ca4b56e051

SHA1
73d1fcf4006c841ffcfa1269566d8543a5aaf7d2

SHA256
23c4e0cec42cfccabe7c01b688e5d50a0d271897860bb8b395ca6e8e6e6fbc13

SHA512
2dbceb2eab4bb328a2f5569013574eb7bb07f0c3539cab08a00e383124a4d08bf414739cc50380b10c8a1079cabc410323d4b1fbe99e61361d3a52372c46d88b

Download Submit
C:\Users\Admin\AppData\Local\Temp\B268.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
8.1MB

MD5
c6095dfdef49b4b156a7524811f1ad57

SHA1
18aab6c63e6442fa75e5c781383b70d48c9222e5

SHA256
27c5afe5e6af93d931e99eeade781484cae135db5de914bf6a3bbaf7dcb2a82c

SHA512
248d694ee6a9da5aa20c94a626e1488dbdf0155c097aaf6c84662a6b8b5f3d8392e6e6737373f76abf94a4d3639da16dc64fbc684c57b78f802a77f751d6caf8

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

Filesize
7.0MB

MD5
51938f208ab7ce2700ddd9f763eadd0f

SHA1
5b2067861b34615d61276b0169537dd81f50f40d

SHA256
ef536a93fbc34ba8e64aaad734d4dc75b87892a5798447eb1943c5ab0eae7fdf

SHA512
8369c3b3295abe11c76336fc7448f86876bd6def39a27de9189bb93a87468e2fd2fdf68faca774eaa1ce72ed11090024039bfbe6dec36f72c620eb3114554c47

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/224-47-0x00000000010E0000-0x0000000002995000-memory.dmp

Filesize
24.7MB

Download
memory/224-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/224-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/224-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/224-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/224-46-0x00000000758A0000-0x0000000075938000-memory.dmp

Filesize
608KB

Download
memory/224-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/224-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/224-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/224-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/224-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/224-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/224-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3876-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4940-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4940-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download