73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
297s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
17-02-2024 14:01

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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
4212	b2e.exe
216	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
216	cpuminer-sse2.exe
216	cpuminer-sse2.exe
216	cpuminer-sse2.exe
216	cpuminer-sse2.exe
216	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1788-8-0x0000000000400000-0x000000000393A000-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 1788 wrote to memory of 4212	1788	batexe.exe	85
PID 1788 wrote to memory of 4212	1788	batexe.exe	85
PID 1788 wrote to memory of 4212	1788	batexe.exe	85
PID 4212 wrote to memory of 1536	4212	b2e.exe	86
PID 4212 wrote to memory of 1536	4212	b2e.exe	86
PID 4212 wrote to memory of 1536	4212	b2e.exe	86
PID 1536 wrote to memory of 216	1536	cmd.exe	89
PID 1536 wrote to memory of 216	1536	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\6F44.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\6F44.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\6F44.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:4212
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\72BF.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1536
  - - 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:216

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\6F44.tmp\b2e.exe

Filesize
17.8MB

MD5
1ce523af97fa28c13a07dd9228239dc8

SHA1
d386bf37a35e063e559f668bc2daf9a41732d3b6

SHA256
ba54567b8cca87f3e76b2f11b3771b5438eba7f79daeae2fcccee5b0bd629536

SHA512
a4886b1339f61f434dfd7eb83d4a0710b81dbbe7c71cf32ea5f2cb197a7151036d6cff92c82f9ca77bd7364d36b8af85f98e9dd549682c45c6a72631ce36dc9a

Download Submit
C:\Users\Admin\AppData\Local\Temp\6F44.tmp\b2e.exe

Filesize
4.7MB

MD5
d9f507cc72950c81333e0e056d0603b1

SHA1
7d304bf577f7f9ba5d693bdc74b1e1555d2072bb

SHA256
ce773670d0fdad1372c1eaf7adc1f70c90656523a352f52a4653acaa5cfd3bd3

SHA512
00f430f397e6996fafdf7f31de3f74a522d3d960604e9d305d107a2724be18b7f673200a794a692f1002197408a957638876eadc27a3c6c9ab8dfc398ceefab5

Download Submit
C:\Users\Admin\AppData\Local\Temp\6F44.tmp\b2e.exe

Filesize
5.7MB

MD5
05e29fa7dfe9ee5aefad5487d0c25f84

SHA1
04970dddf554f072262b3bbfbffe25c2ab01461c

SHA256
3635d95ba353db64180870c7d7e3f6abe516e8f6e3f59c81c4946091bf94d47f

SHA512
c7e4b15690ebe01837f50e654828fc3ddfdf12f04eb184a7531d9552f00f1768aae971f506b53459e5f2db565772c505a2bff804b2ce3ac53dadd1810635bb1a

Download Submit
C:\Users\Admin\AppData\Local\Temp\72BF.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
2.1MB

MD5
1d224a4c57a729ccdbd4f9d13656ca0b

SHA1
bb8939539de49ee41d4a11caf9ec81b9ea1cea1c

SHA256
dde910e3ba7aad77b66e776c724f11cc17956df4c1f64f901566c7a4c2a70532

SHA512
034af5693d5d4f322cd722f2ee3afc1e9036f8f6ef1339eaaf81d1f6faebcf3afbe7ef4265678c7e361772928c2d730ad4c10434a167356455b2fb4b2327f4e7

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

Filesize
1.7MB

MD5
1fb641461bd23e51db016569f206449c

SHA1
d2f2bce43a316ff13b50998430254afc2a6634f5

SHA256
043f4e76274d9c2560d0678089d0ad528f7e297d1673ddb0a8831a66e079f749

SHA512
2cc4920bc56268ca8d72d2c352229a27a107a626b6d28050aa94541fc2a372b161d657718471f6e1132bc2041440de0f8ca96a2482fad21fe48f16084671de13

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
2a75dde4425abc8e66a27a7bedee66e4

SHA1
960c2b78cca906b6f428067dd1cce8e10e04ff28

SHA256
ec5aecba5338701ff2d2eeafc1857d75b288c524714e4bc796f76effab9f7f9a

SHA512
b78afe7ca6e10f5b41cf466a38cedb9be2f268c40bc9e50afa7e585d3442285e7b311c6153348d188e83596910812ff46428290e2f664bfaae9905a35ddd4488

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

Filesize
3.5MB

MD5
9bcf3c5cc34f45e07952a347e1377b7a

SHA1
3a61a377ab0bad18a318684670c01cda1679852d

SHA256
8734d127cb9ef9732ab792ba50060094919c7bc7b79205b8a7768c180aa4e31b

SHA512
5dbd5a903414fb0988baca54a016806fdebc81c7b899c31e02683ca35eb4655438e16a6fe0d7b7f2afd59ca281b42faa54eaf0fd54093c81c8ed4a461adb6c0f

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

Filesize
3.4MB

MD5
dbd10590413d57d78fc5e3cf79d55a41

SHA1
886eccf4ee1d48373f7f0939b22f59c2dd61aae1

SHA256
0ab61e067809620369459c97f4bc1098cf88059f92003af2853485e14912589c

SHA512
504755f1f92470f5d69d529a247ee5e99537d5bd60df57be897197a144e4dc10e88995c052093d11c5c7ba50829f0297dac55a5d59202bd0d02c94baca0fb095

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/216-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/216-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/216-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/216-44-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/216-45-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/216-46-0x0000000065110000-0x00000000651A8000-memory.dmp

Filesize
608KB

Download
memory/216-47-0x0000000001020000-0x00000000028D5000-memory.dmp

Filesize
24.7MB

Download
memory/216-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/216-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/216-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/216-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/216-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/216-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/216-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/216-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1788-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4212-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4212-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download