73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
304s
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, 15:56

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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
4032	b2e.exe
3408	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3408	cpuminer-sse2.exe
3408	cpuminer-sse2.exe
3408	cpuminer-sse2.exe
3408	cpuminer-sse2.exe
3408	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2796-8-0x0000000000400000-0x000000000393A000-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 2796 wrote to memory of 4032	2796	batexe.exe	89
PID 2796 wrote to memory of 4032	2796	batexe.exe	89
PID 2796 wrote to memory of 4032	2796	batexe.exe	89
PID 4032 wrote to memory of 1124	4032	b2e.exe	90
PID 4032 wrote to memory of 1124	4032	b2e.exe	90
PID 4032 wrote to memory of 1124	4032	b2e.exe	90
PID 1124 wrote to memory of 3408	1124	cmd.exe	93
PID 1124 wrote to memory of 3408	1124	cmd.exe	93

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:2796
- C:\Users\Admin\AppData\Local\Temp\8EE2.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8EE2.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8EE2.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:4032
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\92CA.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1124
  - - 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:3408

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\8EE2.tmp\b2e.exe

Filesize
8.7MB

MD5
27b16af158bbf5a68e991b839013c35f

SHA1
89412118868d7e05d7e23867917cd075f651f768

SHA256
701805a2a0c4479f626d75712cd98391c78a8145377fe094639ad2204b3c86b9

SHA512
4e79530791896cb4b46e6197e155ef2a22212976539ab321146bae76c6e43f116fbee9ade5bc2ae65758cd6bad175eda2f81ca5fb022bfbddf67cad761b2e328

Download Submit
C:\Users\Admin\AppData\Local\Temp\8EE2.tmp\b2e.exe

Filesize
192KB

MD5
6ac4b534a8945150025756c2f85dd2d4

SHA1
4f8633cd78b9248d5885e75ff1b26ef27a196ad1

SHA256
2e07e008a86c33e31905b1f49b18245261ad08ed3463c6750d63502e1e20e43d

SHA512
303f0cd104441235da58583af1597994df43d0a2d55d6245e89fc7d8f2509915525925277636214722e922f2939c93ba95627d54a18105d6cfa8e606b2f3c172

Download Submit
C:\Users\Admin\AppData\Local\Temp\8EE2.tmp\b2e.exe

Filesize
4.8MB

MD5
6fa4ca1bf9d903b1d8d1bf0429139f97

SHA1
e79cad615e6ab83b53d0f8f2b132dc382cde1ad1

SHA256
a2bc0dc79f6093decca1777b20028adb3481c6d8298bb6798dca23105f08f0bf

SHA512
342430f8841ad4784f39b4c2b5782100bab469df781c8b4fdd9bd198bb0a28387fcafce75f2282b84a0bff46345bdb82f7a91c28e026291e76cde0769f70208e

Download Submit
C:\Users\Admin\AppData\Local\Temp\92CA.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
2.0MB

MD5
97bc3479de3388901e43a7fe2bcf192b

SHA1
540ccf12d93c42bf303c0ebc07f5c44dd30e1cf7

SHA256
a8b8a7524d39dd0e7ff79e37dc7d0347c934c9b43ba7592a2529107a3acf8497

SHA512
030d5386e088022454c71de4ecfc955e1d66e112dfa2a5e6816aeb39673be5874726168142e0d8e8fe0b1167183f2d7ace6c4e2bcd199d9d0563500e28c09730

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

Filesize
1.8MB

MD5
fe0222e1bebea17d9f025235c083fcc7

SHA1
08bafd34cfa13552b7cb3e11860cecf40df4b232

SHA256
d92c6365141e35b686f838eb3ab17365439188e16cfa9434767f5081b4de8152

SHA512
5697e66c3238e766937835754e0f70386fbe0c81de94769bd514092ec5dd89ab0723895854c2bcebade75d5b43490cd41f904582326474e77331de0e15dde854

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
1.6MB

MD5
f6c76fd045c2128718456a1e23f1e703

SHA1
72ff506d03d8f902183fc9ff897c888553f39579

SHA256
ec24c7118f61abb7a15eeb02b75ea80d2d58ec74a70462428340cd1da5d79f1a

SHA512
20a62264636166ef468682da0f12e24975fc2a95f95683e32856619c54874b50e7bec9aa3b06fa091a78b4da5c3ef774624d36901efe5828d7283d24c7ec9a15

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

Filesize
1.1MB

MD5
da751627b2c5cee2c9b6ac81da96333d

SHA1
722a6ecb8c22cf3da09d7bc6be6c5593da645226

SHA256
0461fa9d36b1469549fe55722164bdf709afe1b7882520ab2145aae496c52aa7

SHA512
5f641690d397e491ce9e19ef7d4f1970940d0dd338d3f61bd7895bb64f7d63432f7c26cae8355c368fa012fffe8a98e45eaf891bdb75de73daf5480638686620

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

Filesize
1.2MB

MD5
8755ec2872581a9f5d44c7c4079723eb

SHA1
239c7927e12c94595e6de2d12179afb53d18433c

SHA256
dbe2283067f79daba1430738d11b756a546893de87acaff9c1836841fc7f570d

SHA512
577d8220c895ff1e669fbccc78827901ec2497eb735f3d751ea5fbf26cf5db754e3e37497444c85ea10f444e18e5c638f33f7a86022be20124de41d2f6ebc7a9

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2796-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3408-45-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3408-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3408-44-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3408-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3408-46-0x00000000609A0000-0x0000000060A38000-memory.dmp

Filesize
608KB

Download
memory/3408-47-0x00000000010A0000-0x0000000002955000-memory.dmp

Filesize
24.7MB

Download
memory/3408-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3408-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3408-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3408-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3408-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3408-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3408-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3408-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3408-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3408-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3408-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4032-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4032-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download