73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
293s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
13-02-2024 23:38

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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-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
1888	b2e.exe
3224	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3224	cpuminer-sse2.exe
3224	cpuminer-sse2.exe
3224	cpuminer-sse2.exe
3224	cpuminer-sse2.exe
3224	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1788-7-0x0000000000400000-0x000000000393A000-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 1788 wrote to memory of 1888	1788	batexe.exe	85
PID 1788 wrote to memory of 1888	1788	batexe.exe	85
PID 1788 wrote to memory of 1888	1788	batexe.exe	85
PID 1888 wrote to memory of 2132	1888	b2e.exe	86
PID 1888 wrote to memory of 2132	1888	b2e.exe	86
PID 1888 wrote to memory of 2132	1888	b2e.exe	86
PID 2132 wrote to memory of 3224	2132	cmd.exe	89
PID 2132 wrote to memory of 3224	2132	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:1788
- C:\Users\Admin\AppData\Local\Temp\6ED7.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\6ED7.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\6ED7.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:1888
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7157.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2132
  - - 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:3224

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\6ED7.tmp\b2e.exe

Filesize
17.3MB

MD5
4350f239419d9596655ce3f9cb2bb43b

SHA1
680060dcda2b773058ffb5def8b5de9432bb1841

SHA256
aa04b943b86d6a432c72c74ade2ed24b6c678a562d5bde237ab08a71b39ec04c

SHA512
7573ea810e512a7fc1a287e67aeaa8766aeae841bae554d5de0f4de808e2845393e1fae4f4b4826a3e8e61259ea083fbe79580074e8f2aeb6ec11efc7ad1c58d

Download Submit
C:\Users\Admin\AppData\Local\Temp\6ED7.tmp\b2e.exe

Filesize
10.4MB

MD5
c90865def526e638b9f258e0c4159843

SHA1
d07df8ff390b32249e8c56a0e6128f992b493400

SHA256
8b7bd4c54dfc39049c422453c9e3cf5a057334b13bd5c636809c22abfa474738

SHA512
b7c228278172b6c584710bb7883cc5391e654bd20aa8af75d06271b1bd3fda07a2f0d2208ed75f06e702eb2df8b26ee636989f0662001bd2c53eb1a32c88f99c

Download Submit
C:\Users\Admin\AppData\Local\Temp\6ED7.tmp\b2e.exe

Filesize
12.8MB

MD5
11e15fe5734c66931e274ffcb7a7e198

SHA1
d30d6c0715106ad1bc6e53064ff38e10d7142f7d

SHA256
b261c9bb18e51f1ee6dceca7f0efc3e9b9980639e19f998f5df954d2bd0dc515

SHA512
d815a78b0e817ad08d752f733568c7455828794ec2cba7c1b9f22b75e4ee70fc0d0b6fee9c90f6c39b6100e5801f23d9fa205bf77d939b9118a665846c879e7d

Download Submit
C:\Users\Admin\AppData\Local\Temp\7157.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
7.3MB

MD5
4abfb524eb5f704362f3e0e831477560

SHA1
b2df0ce902565256b6ecb9b2b05a6c2a81be7adf

SHA256
129417bd2d99e56a5181cb4e5682528cdd3386f0b9c5b9f3056c5749af7fcf8e

SHA512
09d02a73d78961ac7d37bb77f58b6ee1ded13024022ed18e40f4b6457f190c4239f97c721c777a19de28e2c2585fe2bb8da77c1d6c37aeb4e6f9371f7e26e760

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

Filesize
6.8MB

MD5
cfb335e8f2dee3bd3c3177a55c868a95

SHA1
2bc3a88885f525843b65fde38dc9b5434ca3bdb1

SHA256
9e07f6188702fd1350fe0420e5e73f09455c95578a9ac87cae73d4492086c302

SHA512
97d5d7fef02b450b1e088d115c8fa4429c284abfd860755538c55e6bf4c5418609365afda3510ef0f63ed135bc6705404247cce24fbbed690e0d3f3ef87baeb0

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

Filesize
5.9MB

MD5
53ebf7e46cc08379cbb2fb17a051a5cc

SHA1
c07a7a72c1b031b506e3b9cfea60aea3d9027c16

SHA256
f6dba4652e5283d14092980186fcdac70ecb2cbf4de21058ecbf5a58d39b7259

SHA512
68c272731815552bde1213ec8f07031c5953781b4b9fb49895ee0dd0a4425565e2103b151186aa2a4531de4768f02dc4fbd68f517b06aa0bedef979b81eeacc2

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1788-7-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/1888-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1888-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3224-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3224-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3224-46-0x0000000065110000-0x00000000651A8000-memory.dmp

Filesize
608KB

Download
memory/3224-47-0x00000000010D0000-0x0000000002985000-memory.dmp

Filesize
24.7MB

Download
memory/3224-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3224-50-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3224-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3224-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3224-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3224-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3224-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3224-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3224-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3224-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download