9b655bc36f1f1eeb21b01d10a7e21d2d335f511c30bdd34b353cf43a5e4bfbbf

Analysis

max time kernel
148s
max time network
142s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
27/10/2026, 12:38

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General

Target
2026-10-26_88586ebe288d719ab82ae62a37320f40_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys.exe
Size 335KB
Sample261027-pva5msdz4p
SHA256 9b655bc36f1f1eeb21b01d10a7e21d2d335f511c30bdd34b353cf43a5e4bfbbf
MD5 88586ebe288d719ab82ae62a37320f40
SHA1 d501f7821442f0cc44706f1e1100671bee7ed820
SHA512 1acffa959f49d16d07e4c0986a2c420d94ee823d78c2d6d0fc16b0a91db44ddd0b86a60615c17f65691ccbeb3d7b9d12d0516c4cf29bdcd11caed55ac3c121d4
SSDEEP 6144:GjuDOhVLS5nj+CUXIYdpZNr2fYLRzB+Aw4RiuW1FXEC:GaoVmp+j4YdpbrNRzB+N4RiuWXD
TLSH
T1C1749E1235D084B2E1B508314DB2EF748A7BFC711B219A9763947FAD2E31AC0DD2A767
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2316	microsoftedgeupdateondemand32.exe
3488	eventviewer.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\syslog.exe	2026-10-26_88586ebe288d719ab82ae62a37320f40_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys.exe
File created	C:\Windows\SysWOW64\eventviewer.exe	2026-10-26_88586ebe288d719ab82ae62a37320f40_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
5664	4084	WerFault.exe	88
4296	3488	WerFault.exe	90

Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	2026-10-26_88586ebe288d719ab82ae62a37320f40_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	2026-10-26_88586ebe288d719ab82ae62a37320f40_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	eventviewer.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	eventviewer.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-10-26_88586ebe288d719ab82ae62a37320f40_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eventviewer.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3488	eventviewer.exe
3488	eventviewer.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4084 wrote to memory of 2316	4084	2026-10-26_88586ebe288d719ab82ae62a37320f40_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys.exe	89
PID 4084 wrote to memory of 3488	4084	2026-10-26_88586ebe288d719ab82ae62a37320f40_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-10-26_88586ebe288d719ab82ae62a37320f40_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-26_88586ebe288d719ab82ae62a37320f40_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys.exe"
1⤵
- Drops file in System32 directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4084
- C:\Users\Admin\AppData\Local\Temp\microsoftedgeupdateondemand32.exe
  "microsoftedgeupdateondemand32.exe "
  2⤵
  - Executes dropped EXE
  PID:2316
- C:\Windows\SysWOW64\eventviewer.exe
  "C:\Windows\system32\eventviewer.exe"
  2⤵
  - Executes dropped EXE
  - Reads the TCP/IP host and domain name from the registry
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3488
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3488 -s 1492
    3⤵
    - Program crash
    PID:4296
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4084 -s 1492
  2⤵
  - Program crash
  PID:5664

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4084 -ip 4084
1⤵
PID:108

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3488 -ip 3488
1⤵
PID:4080

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

103621DE9CD5414CC2538780B4B75751

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\103621DE9CD5414CC2538780B4B75751
Size 808B
SHA256 3dd5ea8a14eb665ba6057d424f94e5e83757ffaab456578dbf038af04053b19e
MD5 878e958d6bff424e59d1feb51584a01f
SHA1 b11261559bbea40f1874448196e2934277a537e9
SHA512 6481a56d17126cf94901bed6f418af28f63089da57af4258fb13e468063c4d7849f78ca00a0e4a72c249a639afc8304669f99e48a360008f8e64172ab3133213
TLSH
T18D0152CD6E2925408AB18A334AB9C4970DB9724A3AD5910C4453A4A024D07588F0F54E
MD5 SHA1 SHA512 TLSH

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8CE4A33FEB8CD35F8F6C8D2BE260E617

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8CE4A33FEB8CD35F8F6C8D2BE260E617
Size 193KB
SHA256 755d73c2b66092f727e4bb5c14b859fb2e54f4f6c615a7d0c396a2e8b2767f5d
MD5 21d9dc4c15691c9c73b5eda3f060963f
SHA1 069081363065103b752e4f1b22a69343b1cf8f9a
SHA512 38a2d0e9b5499585a50b90e802632650f0d8c3acf5e91f7387258c74b951c50ea6c418b99665728f03e88571c54ccb078a368a0515abcd451eaa80ffcb0a13e8
SSDEEP 3072:vhnmUoAZMwGwQnxDrN5IBAfnhJRZQRhysMlpm+MP:v+GknIB+nh/ZaF0p38
TLSH
T13F140C282DBBB1619E0ACDE24CDAAE5652FD719F21027F1B4EF46ED01D436BB8E17440
MD5 SHA1 SHA512 SSDEEP TLSH

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F15827BEC5BABE89C21DCDAE77464BF1

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F15827BEC5BABE89C21DCDAE77464BF1
Size 701B
SHA256 108dd34232a3088b45534933d0486409616a2bbad94fd8f7ab5991c01ff179b6
MD5 2b24bfcd271b4f2bd1bb9c58db53c20d
SHA1 12a18dbf2f27f02650e15c0d75e1bb7c50cf3d4b
SHA512 785dd247c3809434ad535b7c954c20c4d5661c00d9bf274fa9ca68595fd5dd98eced3b3e3602593da20bf810edd6b5f3592703176a61e15033267271b8750938
TLSH
T18F019E1983B02F025F801E462200D0628EFCF3DCAC243B89AAD9E8021805BA0A9D81DE
MD5 SHA1 SHA512 TLSH

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103621DE9CD5414CC2538780B4B75751

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751
Size 192B
SHA256 ca038c587e48da8a43918ac7b4f464681b0012f3837ae457fb0fd85b8395c1d3
MD5 28e8ca1fc496a9a4e7fa485091cedf59
SHA1 1e4630af394b3312abddde1e996e54bca22f9812
SHA512 5cef01a86f581801bf707f673d35b86840b62bd85bc04bb9555fd3a746c6dcc103c809ffde6b5f17a19f8570be69226e6f0702e96ea949e0a11d2942ee7c523a
TLSH
T10FC02B085A424300F198073C118031018B40C100D0848F0606F1060C911B9043438C2F
MD5 SHA1 SHA512 TLSH

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103621DE9CD5414CC2538780B4B75751

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751
Size 192B
SHA256 a0cc6914496bbd280193ec5348e3dab7563d7d994dc89d006182d9e8dec867ed
MD5 6ea52042a1bb87ed000ab8d29b8124ad
SHA1 678f0ea5fa909ef1f3f11e088b3d52f1b85a5f45
SHA512 90d8a0e3092595512b6ba30c6b88ddfcd2286b71b11abca63bafda33b9fe18a78b9bb2f2aa43720532dff8a9652b738ff1e4ca3791006afea0c86f2d93ab066d
TLSH
T139C08C1C5AA24A06F6B8437C12C139039B20C101E2858F062BF16A08D99AB16283CC2E
MD5 SHA1 SHA512 TLSH

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8CE4A33FEB8CD35F8F6C8D2BE260E617

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8CE4A33FEB8CD35F8F6C8D2BE260E617
Size 246B
SHA256 c868f5438a27aef73dbbdaffe10de842afd612d42dc931a67fab16fac0289ed3
MD5 15b568e23ad51f006f53083edc5c8b9d
SHA1 652ed50417b689db7688a40cf0d01d66839b8554
SHA512 aeb61eb2b381ae35ad435e4dfa67472bfa729348e660d0a1658e83e408c8c83b68f44acfc03901f7e0c126c4ef02eca5c3db4ae490caee86f9edd012b0f519b6
TLSH
T1F2D08C283F610235F281063A8C638A416E80952AB1928B4E16AB530D9C3DF811E72D0F
MD5 SHA1 SHA512 TLSH

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F15827BEC5BABE89C21DCDAE77464BF1

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F15827BEC5BABE89C21DCDAE77464BF1
Size 192B
SHA256 4c5c6250bb7e1ee62b5066c2fc78b0cce7f493d1bca01bd2b6a4c77aa9ae46d6
MD5 ce7d17de4de80f38182711e69ed47be9
SHA1 132bed80b8ed34683893b59ac5e200211b0faa11
SHA512 c8674def8a5b2f968b7dfea6111401b6bcaef8544e4ac218216517453748624d51261c2887d5a4878934324085e344509ccb93c0fb8a9ff48f87b362fc3a46bd
TLSH
T129C08C2C06A14606F2A883B802E229839B208110F3819F0236B22A08CD34F222C34C29
MD5 SHA1 SHA512 TLSH

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microsoftedgeupdateondemand32.exe

Path C:\Users\Admin\AppData\Local\Temp\microsoftedgeupdateondemand32.exe
Size 98KB
SHA256 5b4986f62b62e1251a01bd05ffaa010480953ab32815298c6c38db86f004f005
MD5 6bd2649fbd09aa54b83ec372c3eca318
SHA1 aa15234f06c316efc7f2eb679c12cec4a8e69794
SHA512 5bf5dc58357e154dd003828999a0fb0b03e0e67e2799827acb5a191f7a9ddabed16afaa7eeec8c69b8ff997855949868f2d0244db8d4a869ce8e592b9533afd9
SSDEEP 3072:eZU+l/8xoAm2+YDfYz8GrRfaivqozB+IvcZ4wi:IZNr2fYLRzB+Aw4/
TLSH
T1ADA35B1375D088A1E5B21C3049E0ED719D7FF9620B509EAB338467BD0F326D1DE36A6A
MD5 SHA1 SHA512 SSDEEP TLSH

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redevlist.dat

Path C:\Users\Admin\AppData\Local\Temp\redevlist.dat
Size 28KB
SHA256 8f34b82b39b3d16e15e5a3c40d3bbb1daf03babd80833e2da7236cc9c226e6d0
MD5 1930f244ddbbc2d58c183a73dc611a57
SHA1 29122aed6b2385f1201089e58b5a042bf0ac2cb7
SHA512 70f5e979f896677a054db29ee4fcf95c1d323e3ac0984d71d796bd0093e516efa06cfff6e5bd2a3e61db1cd927514c6f5aac45bfbe527ea00629e5106d43046c
SSDEEP 768:RqQmVAz24xtyOdIzIYu6MpV4a8IUT7qH0/A2a8IUT7Y:/24HyOTCasJY2aso
TLSH
T1EDD22B7B8724087565E3034A6FBF7584B855A08BF502D4F4BAAF26052F83EB68473E5C
MD5 SHA1 SHA512 SSDEEP TLSH

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redevlist.dat

Path C:\Users\Admin\AppData\Local\Temp\redevlist.dat
Size 206KB
SHA256 4b175c49580c924b111a368d2ed6f610cb50b846707490cfb9549f3ec9cd8175
MD5 a43c0fe69d968ae9395374745d5a3694
SHA1 379195bdfc10cb2492394622300c735b1ee4ad6b
SHA512 60b244aa2e20ec0d05f2f4c35dc99a38a063d1d65e855d11e8cdf547574347699b04a27c7eb8ece0e1c224b83a0b0f19c5b50295d52c5902bec23175f4b107f8
SSDEEP 1536:/24HyOTCasJY2asmyvORUOyhFOQpbHtp+wcQkM4cWSprqPnOEDkLZBtMascblXNv:/1SOTh6TXpWCmAZBtRb1BAwMW
TLSH
T17F24287153F009BA60C343A8BBA576697D66D14BF513D0ECF3AE42112F83D668837A9C
MD5 SHA1 SHA512 SSDEEP TLSH

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eventviewer.exe

Path C:\Windows\SysWOW64\eventviewer.exe
Size 88KB
SHA256 3baf58e8eb6f1dee7da7df83cb38925e69ffe130a02f667380cbee69aea17b15
MD5 188a727732ea436cedbfa4f016e7bbdf
SHA1 bf0ba32262cc4abb23e5c61ad6c750188558c8d1
SHA512 7139f3967289b66bb27bbd2b669ebe53197d3a825a21b8614e5352d426f3a74ba88d8618b869bb19d6c8a51780e636042c9a379f8d797d552cb316be1570e26b
SSDEEP 768:6hKzpWe7ofYFf0vX2Y9MMcz/pK3mriMYH/K0o+0pdE+7c/vm9Oacl1iB90/Va0DN:j1W9YV0OZMIljwiJ7c/EOaclRkQUQoR
TLSH
T11193AF2A39E044B2D688407151F56F39D33FE5741B11A6C3EB78EF682D21AA0D53B78B
MD5 SHA1 SHA512 SSDEEP TLSH

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