0bdb8e9c3f77677e921e58739daf6f9563ee5e88964e13e9117d852f1eb618e4

Analysis

max time kernel
149s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
19/04/2026, 23:18

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General

Target
2026-04-19_8a485ae9ac2980c9d486b8279bd22c16_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys_vidar.exe
Size 449KB
Sample260419-3aqaqagy91
SHA256 0bdb8e9c3f77677e921e58739daf6f9563ee5e88964e13e9117d852f1eb618e4
MD5 8a485ae9ac2980c9d486b8279bd22c16
SHA1 12a1b496abda462b6be5e56a8fae93cafa67c961
SHA512 02f4f23eb463d7e16da0a6083f883d2af38ab18e2d49374106f17fb20b601d05829539d7814da61440576c18a6504d39bd79cb048d82a76988f953439a010026
SSDEEP 6144:GjuDOhVLS5n0PXIYV540UVwleMITTmNv1ohWsqkiuW1FXEh:GaoVmI4Yb4lssmroCkiuWX8
TLSH
T15BA45C1535E40AB2D16F80748AE24A66E237FC715F248FEB43905F597E329805D2BF2B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3548	microsoftedgeupdatecomregistershell6432.exe
4112	eventviewer.exe

Loads dropped DLL 6 IoCs

pid	Process
4112	eventviewer.exe
4112	eventviewer.exe
4112	eventviewer.exe
4112	eventviewer.exe
4112	eventviewer.exe
4112	eventviewer.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\syslog.exe	2026-04-19_8a485ae9ac2980c9d486b8279bd22c16_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys_vidar.exe
File created	C:\Windows\SysWOW64\eventviewer.exe	2026-04-19_8a485ae9ac2980c9d486b8279bd22c16_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys_vidar.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	eventviewer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-04-19_8a485ae9ac2980c9d486b8279bd22c16_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys_vidar.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4112	eventviewer.exe
4112	eventviewer.exe
4112	eventviewer.exe
4112	eventviewer.exe
4112	eventviewer.exe
4112	eventviewer.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2840 wrote to memory of 3548	2840	2026-04-19_8a485ae9ac2980c9d486b8279bd22c16_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys_vidar.exe	79
PID 2840 wrote to memory of 4112	2840	2026-04-19_8a485ae9ac2980c9d486b8279bd22c16_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys_vidar.exe	80

C:\Users\Admin\AppData\Local\Temp\2026-04-19_8a485ae9ac2980c9d486b8279bd22c16_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys_vidar.exe
"C:\Users\Admin\AppData\Local\Temp\2026-04-19_8a485ae9ac2980c9d486b8279bd22c16_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys_vidar.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2840
- C:\Users\Admin\AppData\Local\Temp\microsoftedgeupdatecomregistershell6432.exe
  "microsoftedgeupdatecomregistershell6432.exe "
  2⤵
  - Executes dropped EXE
  PID:3548
- C:\Windows\SysWOW64\eventviewer.exe
  "C:\Windows\system32\eventviewer.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:4112

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

8B3C0310C2EA810C48E449EA75059E8A

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B3C0310C2EA810C48E449EA75059E8A
Size 493B
SHA256 a8f8e118bcaf3cb537192bf621043395772df5af95b6c8de58f73b43258d0904
MD5 70265abe35f2a9e732a07a77e8afca96
SHA1 f04394ead23f620582559de775f960d1c17d67c5
SHA512 3fab89fa7b44c3bc99cd44821aa6e173668dbc1ed9237b63a31ff745e966838835e9d98b7ea33d86eb3b57d7e2146592b8ef9a4f426eb61b903e2be667af67e3
TLSH
T127F00EE702287B0461E01C256BC9DC0B1FB463D819146BBC64D80250F888BE2CA0539E
MD5 SHA1 SHA512 TLSH

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8B3C0310C2EA810C48E449EA75059E8A

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B3C0310C2EA810C48E449EA75059E8A
Size 248B
SHA256 3cc5a6c2b1bb2f333250e22610477d2cee7ca9aeb7000ea5e1afd80c4ac36e77
MD5 aaf574aeaf0bf39c0d52f30a10517d18
SHA1 ac577d1b74682f19bb89e03ca3df1d654b5f2d71
SHA512 12005bd31f9fca93b1efb5ee74751c49acc08b811ef5048f1c3d2e3b44c35d4d0dd929c7df16473afc325f34e3da11b70c0d9fd8050d2b53dc5a84b49bf9604b
TLSH
T162D0122927920235E137C63B5CB053039B5175017862CB1E10A5014D54219021CE0E0C
MD5 SHA1 SHA512 TLSH

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2026-04-19_8a485ae9ac2980c9d486b8279bd22c16_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys_vidar.exe

Path C:\Users\Admin\AppData\Local\Temp\2026-04-19_8a485ae9ac2980c9d486b8279bd22c16_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys_vidar.exe
Size 449KB
SHA256 0bdb8e9c3f77677e921e58739daf6f9563ee5e88964e13e9117d852f1eb618e4
MD5 8a485ae9ac2980c9d486b8279bd22c16
SHA1 12a1b496abda462b6be5e56a8fae93cafa67c961
SHA512 02f4f23eb463d7e16da0a6083f883d2af38ab18e2d49374106f17fb20b601d05829539d7814da61440576c18a6504d39bd79cb048d82a76988f953439a010026
SSDEEP 6144:GjuDOhVLS5n0PXIYV540UVwleMITTmNv1ohWsqkiuW1FXEh:GaoVmI4Yb4lssmroCkiuWX8
TLSH
T15BA45C1535E40AB2D16F80748AE24A66E237FC715F248FEB43905F597E329805D2BF2B
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

microsoftedgeupdatecomregistershell6432.exe

Path C:\Users\Admin\AppData\Local\Temp\microsoftedgeupdatecomregistershell6432.exe
Size 212KB
SHA256 2570f92864ae626cac90f2192c1a5143cdec5fdf65c9638f4bce842b9fb3ea34
MD5 aa40483e78012d125b1b9d2fc64ee27c
SHA1 0a00181082545626eb5644cac1cdb78904e476b0
SHA512 462545b3a69b14464234db3765ecfa4aea5581cf4b4e501bb2fb26e9bea047fe0b40bf2951df16c50b4f7443409af94a247a2013e1855b04fe801ff7a55864b4
SSDEEP 3072:C5EvMBXEV0tle+5IbvBCMmNginHy8lZoY46Mu/rLogrlKq9YV:C540UVwleMITTmNv1ohWsqu
TLSH
T13F24086925F810F6D1B6D1B48BD08A43F231F87667208EFF4391435A4E23A916D6BF39
MD5 SHA1 SHA512 SSDEEP TLSH

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tmpE0A7.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpE0A7.tmp
Size 152KB
SHA256 fdcda19855acca5bfc7c4729d8316cadb49afc8a0052943a09ab0790d124ad45
MD5 bba4bc68f252b9e3e266b57e798ec913
SHA1 b20c0c8155f7669ba3fdbb13223b5fcf65f60b7e
SHA512 433e5fca8dcb243b072173d83a6e1fb6cbfa2cb9516f8762c60839c7fa58808069fc31f2e7ac9b28d7246d6d4cf15cbf0fc257bd64dba7a447ca694e77e3e848
SSDEEP 3072:ul5DVnMvbOU6VAYD6eS91So1jaAMH5n0B5XIYNQp:ujuDOhVLAo5n0PXIYw
TLSH
T12BE3381232D18FB5E0AF00358D678AB54B7BBC219E7E97CF63A03E493D749405A26763
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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syslog.exe

Path C:\Windows\SysWOW64\syslog.exe
Size 148KB
SHA256 4be341e2acc623c691ef70b93ad120ba3d751681f2e7a5fa7259694a93c85d18
MD5 cf44edd835c182e4c182c8e52ea6f075
SHA1 828399d080ea4bfdc1333972e8bfa4ea8b45ad6f
SHA512 3b631eab7b3bc1e597d0a99433c6b9353a8d38924c9528cf0ed5f8ff1b0ed7a0c0c38c2e524e6456bfb3224bd33163f2a9600629baf5a57cf2a18e16fbde8fe7
SSDEEP 3072:Gl5DVnMvbOU6VAYD6eS91So1ja6H5n0B5XIYnQB:GjuDOhVLS5n0PXIYy
TLSH
T13BE3381232D08FB5E0AF01358D678AB58777BC309E7D87CB63A03E4A3D759419A26763
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2840-12-0x0000000000D40000-0x0000000000D65000-memory.dmp

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memory/2840-71-0x0000000000D40000-0x0000000000D65000-memory.dmp

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memory/3548-9-0x000001BCA8D60000-0x000001BCA8E80000-memory.dmp

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memory/4112-13-0x0000000000670000-0x0000000000695000-memory.dmp

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memory/4112-40-0x0000000000670000-0x0000000000695000-memory.dmp

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