0552f81dac0204225b13c3b096b8f29bc89e221b9245cb893e7af31869314939

Analysis

max time kernel
159s
max time network
163s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
29/01/2023, 19:29

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General

Target
0552f81dac0204225b13c3b096b8f29bc89e221b9245cb893e7af31869314939.exe
Size 6.6MB
Sample230129-x7qd4aah74
SHA256 0552f81dac0204225b13c3b096b8f29bc89e221b9245cb893e7af31869314939
MD5 4fa298a31dcb76657128b92350a0234e
SHA1 29ad9d23a2fd10a697cd0128edec56803f29a1bb
SHA512 7095b26dccf45ac0eea02a4b6ac3ce0812cc74818338cb171656d73886c3c0e38a8066e19390dd507df3b10dc14a72f18f655f300d959515fb92c406de798cec
SSDEEP 196608:gb01x9LY/k8a+Le9jrv4b9YR4zLD+sfFxBgYirXGVafo:gb0f902BqiR4Dd7iYag
MD5 SHA1 SHA512 SSDEEP

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
4924	LocaluEW_oCDbnX.exe
1336	LocalrEnlRLpbrB.exe
3320	CDS.exe
212	crypted.exe

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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	CDS.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	0552f81dac0204225b13c3b096b8f29bc89e221b9245cb893e7af31869314939.exe

Loads dropped DLL 1 IoCs

pid	Process
3320	CDS.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	LocalrEnlRLpbrB.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	LocalrEnlRLpbrB.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3320	CDS.exe
3320	CDS.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: 33	4668	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	4668	AUDIODG.EXE
Token: SeDebugPrivilege	212	crypted.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3320	CDS.exe
3320	CDS.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1704 wrote to memory of 4924	1704	0552f81dac0204225b13c3b096b8f29bc89e221b9245cb893e7af31869314939.exe	80
PID 1704 wrote to memory of 4924	1704	0552f81dac0204225b13c3b096b8f29bc89e221b9245cb893e7af31869314939.exe	80
PID 1704 wrote to memory of 4924	1704	0552f81dac0204225b13c3b096b8f29bc89e221b9245cb893e7af31869314939.exe	80
PID 1704 wrote to memory of 1336	1704	0552f81dac0204225b13c3b096b8f29bc89e221b9245cb893e7af31869314939.exe	81
PID 1704 wrote to memory of 1336	1704	0552f81dac0204225b13c3b096b8f29bc89e221b9245cb893e7af31869314939.exe	81
PID 1704 wrote to memory of 1336	1704	0552f81dac0204225b13c3b096b8f29bc89e221b9245cb893e7af31869314939.exe	81
PID 1336 wrote to memory of 3320	1336	LocalrEnlRLpbrB.exe	82
PID 1336 wrote to memory of 3320	1336	LocalrEnlRLpbrB.exe	82
PID 1336 wrote to memory of 3320	1336	LocalrEnlRLpbrB.exe	82
PID 3320 wrote to memory of 212	3320	CDS.exe	84
PID 3320 wrote to memory of 212	3320	CDS.exe	84
PID 3320 wrote to memory of 212	3320	CDS.exe	84

C:\Users\Admin\AppData\Local\Temp\0552f81dac0204225b13c3b096b8f29bc89e221b9245cb893e7af31869314939.exe
"C:\Users\Admin\AppData\Local\Temp\0552f81dac0204225b13c3b096b8f29bc89e221b9245cb893e7af31869314939.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1704
- C:\Users\Admin\AppData\LocaluEW_oCDbnX.exe
  "C:\Users\Admin\AppData\LocaluEW_oCDbnX.exe"
  2⤵
  - Executes dropped EXE
  PID:4924
- C:\Users\Admin\AppData\LocalrEnlRLpbrB.exe
  "C:\Users\Admin\AppData\LocalrEnlRLpbrB.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1336
- - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\CDS.exe
    C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\CDS.exe
    3⤵
    - Executes dropped EXE
    - Checks computer location settings
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3320
  - - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\crypted.exe
      "C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\crypted.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of AdjustPrivilegeToken
      PID:212

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x518 0x508
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4668

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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

630_10.png

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\630_10.png
Size 2KB
SHA256 72566894059452101ea836bbff9ede5069141eeb52022ab55baa24e1666825c9
MD5 340b294efc691d1b20c64175d565ebc7
SHA1 81cb9649bd1c9a62ae79e781818fc24d15c29ce7
SHA512 1395a8e175c63a1a1ff459a9dac437156c74299272e020e7e078a087969251a8534f17244a529acbc1b6800a97d4c0abfa3c88f6fcb88423f56dfaae9b49fc3d
MD5 SHA1 SHA512

Submit Download

CDS.cdd

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\CDS.cdd
Size 13KB
SHA256 e7e942993864e8b18780ef10a415f7b93924c6378248c52f0c96895735222b96
MD5 3e7ecaeb51c2812d13b07ec852d74aaf
SHA1 e9bdab93596ffb0f7f8c65243c579180939acb26
SHA512 635cd5173b595f1905af9eeea65037601cf8496d519c506b6d082662d438c26a1bfe653eaf6edcb117ccf8767975c37ab0238ca4c77574e2706f9b238a15ad4d
SSDEEP 192:/94Ky6T5QyLl7VQgge6e4lHW0i10Qlzu57TCk6CevgmYP9/z/FlN3ZkFnT9oGqoB:VkWmgd76s0e4qkuYmYJbFXunT5LDXHhb
MD5 SHA1 SHA512 SSDEEP

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CDS.cdd

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\CDS.cdd
Size 13KB
SHA256 e7e942993864e8b18780ef10a415f7b93924c6378248c52f0c96895735222b96
MD5 3e7ecaeb51c2812d13b07ec852d74aaf
SHA1 e9bdab93596ffb0f7f8c65243c579180939acb26
SHA512 635cd5173b595f1905af9eeea65037601cf8496d519c506b6d082662d438c26a1bfe653eaf6edcb117ccf8767975c37ab0238ca4c77574e2706f9b238a15ad4d
SSDEEP 192:/94Ky6T5QyLl7VQgge6e4lHW0i10Qlzu57TCk6CevgmYP9/z/FlN3ZkFnT9oGqoB:VkWmgd76s0e4qkuYmYJbFXunT5LDXHhb
MD5 SHA1 SHA512 SSDEEP

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CDS.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\CDS.exe
Size 6.1MB
SHA256 0963cef2f742a31b2604fe975f4471ae6a76641490fe60805db744fef9bdd5d2
MD5 424bf196deaeb4ddcafb78e137fa560a
SHA1 007738e9486c904a3115daa6e8ba2ee692af58c8
SHA512 a9be6dd5b2ed84baea34e0f1b1e8f5388ce3662c5dcb6a80c2d175be95f9598312837420c07b52cdfaa9e94bcffd8c7a2b9db2b551dfac171bce4b92f466e797
SSDEEP 196608:qckXI2J+DclPbLeCQOn9zlPojD390brV3p1:KY2p7n9zwDg1
MD5 SHA1 SHA512 SSDEEP

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CDS.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\CDS.exe
Size 6.1MB
SHA256 0963cef2f742a31b2604fe975f4471ae6a76641490fe60805db744fef9bdd5d2
MD5 424bf196deaeb4ddcafb78e137fa560a
SHA1 007738e9486c904a3115daa6e8ba2ee692af58c8
SHA512 a9be6dd5b2ed84baea34e0f1b1e8f5388ce3662c5dcb6a80c2d175be95f9598312837420c07b52cdfaa9e94bcffd8c7a2b9db2b551dfac171bce4b92f466e797
SSDEEP 196608:qckXI2J+DclPbLeCQOn9zlPojD390brV3p1:KY2p7n9zwDg1
MD5 SHA1 SHA512 SSDEEP

Submit Download

c.dat

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c.dat
Size 30KB
SHA256 81f803162f9f75a3ba95fe6e9b39835813baed804a60d6785225b17135a594f3
MD5 4db7edc63de45400e062c62caeb49808
SHA1 53b26a50e3dc38cce6d5c3fe1de312e28146601a
SHA512 1df4f77e5e07b00fa45159aa532baa7eababb95d01b5ca57d2402cf515b93cda6c475c6075aeb7737aff0c244cd8004a0ca30b76fc6ed20ec795ab82941f3e34
SSDEEP 768:72CeOw4Gk41BQGCP09kjJ15tnV2L12KYUXSA6:7Y4x4vQSkFvtg5LSA6
MD5 SHA1 SHA512 SSDEEP

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crypted.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\crypted.exe
Size 30KB
SHA256 0ab21a94f645a6dd02a0177050adc3494737e5a37637c3fce68956267a57ec6b
MD5 0e0d0c3fad9d219f945c10e59a034e4b
SHA1 31289c249bc4c66787cfc56277d18ae8a3862b85
SHA512 b3208350253d09b7c3a160befc5bdbb344d929ba4ddee08b05857a3819cd3e8f31c72d297d777275d9b31e51e358ffd2e273979c67e5518f41ba6adde0ac27fc
SSDEEP 384:4stSRC7Bm/ROhaL9kxPf0SuqHkwkdWR2R39K0iAnXx8j4z+aDKZ4Y+LTGP7kKx0:DQA0/H9kxHyqEwkdf9Kfqxo4KTdS
MD5 SHA1 SHA512 SSDEEP

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crypted.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\crypted.exe
Size 30KB
SHA256 0ab21a94f645a6dd02a0177050adc3494737e5a37637c3fce68956267a57ec6b
MD5 0e0d0c3fad9d219f945c10e59a034e4b
SHA1 31289c249bc4c66787cfc56277d18ae8a3862b85
SHA512 b3208350253d09b7c3a160befc5bdbb344d929ba4ddee08b05857a3819cd3e8f31c72d297d777275d9b31e51e358ffd2e273979c67e5518f41ba6adde0ac27fc
SSDEEP 384:4stSRC7Bm/ROhaL9kxPf0SuqHkwkdWR2R39K0iAnXx8j4z+aDKZ4Y+LTGP7kKx0:DQA0/H9kxHyqEwkdf9Kfqxo4KTdS
MD5 SHA1 SHA512 SSDEEP

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fs.settings

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fs.settings
Size 5B
SHA256 fcbcf165908dd18a9e49f7ff27810176db8e9f63b4352213741664245224f8aa
MD5 68934a3e9455fa72420237eb05902327
SHA1 7cb6efb98ba5972a9b5090dc2e517fe14d12cb04
SHA512 719fa67eef49c4b2a2b83f0c62bddd88c106aaadb7e21ae057c8802b700e36f81fe3f144812d8b05d66dc663d908b25645e153262cf6d457aa34e684af9e328d
MD5 SHA1 SHA512

Submit Download

lua5.1.dll

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lua5.1.dll
Size 322KB
SHA256 f26f4f66022acc96d0319c09814ebeda60f4ab96b63b6262045dc786dc7c5866
MD5 c3256800dce47c14acc83ccca4c3e2ac
SHA1 9d126818c66991dbc3813a65eddb88bbcf77f30a
SHA512 6865a98ad8a6bd02d1ba35a28b36b6306af393f5e9ad767cd6da027bb021f7399d629423f510c44436ac3e4603b6c606493edf8b14d21fabf3eab16d37bd0d25
SSDEEP 6144:7kn2LG5bwf92+0HiDhAqUS0aMkhwfDRAOj+JzOg7Fa:Q2x2cdUhZcIDR8xha
MD5 SHA1 SHA512 SSDEEP

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lua5.1.dll

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lua5.1.dll
Size 322KB
SHA256 f26f4f66022acc96d0319c09814ebeda60f4ab96b63b6262045dc786dc7c5866
MD5 c3256800dce47c14acc83ccca4c3e2ac
SHA1 9d126818c66991dbc3813a65eddb88bbcf77f30a
SHA512 6865a98ad8a6bd02d1ba35a28b36b6306af393f5e9ad767cd6da027bb021f7399d629423f510c44436ac3e4603b6c606493edf8b14d21fabf3eab16d37bd0d25
SSDEEP 6144:7kn2LG5bwf92+0HiDhAqUS0aMkhwfDRAOj+JzOg7Fa:Q2x2cdUhZcIDR8xha
MD5 SHA1 SHA512 SSDEEP

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LocalrEnlRLpbrB.exe

Path C:\Users\Admin\AppData\LocalrEnlRLpbrB.exe
Size 3.2MB
SHA256 38fd56859f794cd6f5dc66263c5cadb820e62038e0f2a0b42818cd39485cb442
MD5 6e80b237d77652bec618ab057b5ba143
SHA1 82a8862420c24da6a30c86341cb00a673f213d52
SHA512 8b9282f4dc74e7652740e1d371ca9e191dc84b5c36c5c401afe38a62eeaec4aa105aac56a96866d25f543ce611f42a2fc53b9a85c33d99f2b86be78423914769
SSDEEP 98304:wviz/27qWGq/TzuqCDl2Ptao7jFpP1EmNi:wviq75/TzufoRNi
MD5 SHA1 SHA512 SSDEEP

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LocalrEnlRLpbrB.exe

Path C:\Users\Admin\AppData\LocalrEnlRLpbrB.exe
Size 3.2MB
SHA256 38fd56859f794cd6f5dc66263c5cadb820e62038e0f2a0b42818cd39485cb442
MD5 6e80b237d77652bec618ab057b5ba143
SHA1 82a8862420c24da6a30c86341cb00a673f213d52
SHA512 8b9282f4dc74e7652740e1d371ca9e191dc84b5c36c5c401afe38a62eeaec4aa105aac56a96866d25f543ce611f42a2fc53b9a85c33d99f2b86be78423914769
SSDEEP 98304:wviz/27qWGq/TzuqCDl2Ptao7jFpP1EmNi:wviq75/TzufoRNi
MD5 SHA1 SHA512 SSDEEP

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LocaluEW_oCDbnX.exe

Path C:\Users\Admin\AppData\LocaluEW_oCDbnX.exe
Size 3.2MB
SHA256 bd11a426c1d2b6f6cafd55551313b0b5b5715ede4713fc8dbbd473a0fc121097
MD5 dfa1e98325e834b2c7df3d020afabd27
SHA1 72e43d1f62981eebb2d52a26b94d069be159a811
SHA512 a5e1653385561875a852613246f48cceb9597d6e2971565dec8c83a6f541f5e6f804809530ac3d7f34d38aec69a7cd2f82df48f7dd260ffeeccfb35a00011105
SSDEEP 98304:mviz/27qWGq/TzuqCDl2Ptao7jwMLBNl:mviq75/Tzufv6Nl
MD5 SHA1 SHA512 SSDEEP

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LocaluEW_oCDbnX.exe

Path C:\Users\Admin\AppData\LocaluEW_oCDbnX.exe
Size 3.2MB
SHA256 bd11a426c1d2b6f6cafd55551313b0b5b5715ede4713fc8dbbd473a0fc121097
MD5 dfa1e98325e834b2c7df3d020afabd27
SHA1 72e43d1f62981eebb2d52a26b94d069be159a811
SHA512 a5e1653385561875a852613246f48cceb9597d6e2971565dec8c83a6f541f5e6f804809530ac3d7f34d38aec69a7cd2f82df48f7dd260ffeeccfb35a00011105
SSDEEP 98304:mviz/27qWGq/TzuqCDl2Ptao7jwMLBNl:mviq75/Tzufv6Nl
MD5 SHA1 SHA512 SSDEEP

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memory/212-152-0x00000000003E0000-0x00000000003F0000-memory.dmp

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memory/212-153-0x0000000005470000-0x0000000005A14000-memory.dmp

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memory/212-154-0x0000000004D90000-0x0000000004DF6000-memory.dmp

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memory/1704-132-0x0000000000790000-0x0000000000E28000-memory.dmp

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memory/1704-133-0x0000000005760000-0x00000000057FC000-memory.dmp

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